REVIVA PHARMACEUTICALS HOLDINGS, INC. SEC EDGAR Filings (CIK 0001742927)

SEC EDGAR filings, ownership reports, and insider transactions for REVIVA PHARMACEUTICALS HOLDINGS, INC..

Symbol
RVPH on Nasdaq
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
10080 N Wolfe Road, Suite Sw3 200, Cupertino, CA, 95014
State of incorporation
DE
Fiscal year end
31 December
Former names
Tenzing Acquisition Corp. (to 14 Dec 2020)
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REVIVA PHARMACEUTICALS HOLDINGS, INC. has filed 388 SEC EDGAR filings since 19 Jun 2018

Latest Filings

Recent SEC filings for REVIVA PHARMACEUTICALS HOLDINGS, INC. including 8-K, SCHEDULE 13G/A, SCHEDULE 13D/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Mar 2026 04 Mar 2026 001-38634
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Feb 2026 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Jan 2026 20 Jan 2026 001-38634
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 16 Jan 2026 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Dec 2025 18 Dec 2025 001-38634
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 22 Dec 2025 005-90624
4 Open 4 document View SEC filing for 4 FORM 4 19 Dec 2025 18 Dec 2025
4 Open 4 document View SEC filing for 4 FORM 4 19 Dec 2025 18 Dec 2025
4 Open 4 document View SEC filing for 4 FORM 4 19 Dec 2025 18 Dec 2025
4 Open 4 document View SEC filing for 4 FORM 4 19 Dec 2025 18 Dec 2025
25-NSE Open 25-NSE document View SEC filing for 25-NSE 12 Dec 2025 001-38634
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM DEFA14A 05 Dec 2025 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Nov 2025 13 Nov 2025 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 13 Nov 2025 30 Sep 2025 001-38634
ARS Open ARS document View SEC filing for ARS ARS 04 Nov 2025 31 Dec 2024 001-38634
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM DEFA14A 04 Nov 2025 001-38634
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A FORM DEF 14A 04 Nov 2025 18 Dec 2025 001-38634
PRE 14A Open PRE 14A document | Open XBRL data View SEC filing for PRE 14A FORM PRE 14A 24 Oct 2025 18 Dec 2025 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Oct 2025 14 Oct 2025 001-38634
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 29 Sep 2025 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 26 Sep 2025 26 Sep 2025 001-38634
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 24 Sep 2025 005-90624
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 24 Sep 2025 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Sep 2025 18 Sep 2025 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 19 Sep 2025 333-276848
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 18 Sep 2025 333-276848
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Aug 2025 14 Aug 2025 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2025 30 Jun 2025 001-38634
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-90624
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 14 Aug 2025 005-90624
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Aug 2025 005-90624
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 01 Jul 2025 005-90624
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 01 Jul 2025 005-90624
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 01 Jul 2025 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 26 Jun 2025 26 Jun 2025 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 26 Jun 2025 333-276848
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 25 Jun 2025 333-276848
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Jun 2025 03 Jun 2025 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 02 Jun 2025 02 Jun 2025 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 30 May 2025 333-276848
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 May 2025 30 May 2025 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 May 2025 31 Mar 2025 001-38634
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 15 May 2025 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 May 2025 15 May 2025 001-38634
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 03 Apr 2025 333-286355
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 03 Apr 2025 31 Dec 2024 001-38634
NT 10-K Open NT 10-K document View SEC filing for NT 10-K FORM NT 10-K 31 Mar 2025 31 Dec 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 Mar 2025 31 Mar 2025 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 Feb 2025 13 Feb 2025 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 FORM 4 18 Feb 2025 13 Feb 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-90624
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Feb 2025 005-90624
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 31 Jan 2025 005-90624
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 23 Dec 2024 005-90624
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 20 Dec 2024 005-90624
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 18 Dec 2024 333-262348
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 18 Dec 2024 16 Dec 2024 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 16 Dec 2024 333-262348
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Dec 2024 16 Dec 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Dec 2024 10 Dec 2024 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 12 Dec 2024 10 Dec 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Dec 2024 10 Dec 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Dec 2024 10 Dec 2024
4 Open 4 document View SEC filing for 4 FORM 4 12 Dec 2024 10 Dec 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Nov 2024 14 Nov 2024 001-38634
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Nov 2024 005-90624
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2024 30 Sep 2024 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Nov 2024 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Nov 2024 12 Nov 2024 001-38634
ARS Open ARS document View SEC filing for ARS 28 Oct 2024 31 Dec 2023 001-38634
DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 28 Oct 2024 10 Dec 2024 001-38634
PRE 14A Open PRE 14A document View SEC filing for PRE 14A FORM PRE 14A 17 Oct 2024 10 Dec 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Sep 2024 15 Sep 2024 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 15 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2024 15 Sep 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 23 Aug 2024 005-90624
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 23 Aug 2024 005-90624
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 22 Aug 2024 20 Aug 2024 001-38634
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Aug 2024 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 22 Aug 2024 333-262348
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Aug 2024 20 Aug 2024 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Aug 2024 005-90624
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2024 30 Jun 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Aug 2024 14 Aug 2024 001-38634
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Aug 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 24 Jul 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 09 Jul 2024 09 Jul 2024 001-38634
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 31 May 2024 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 29 May 2024 28 May 2024 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 29 May 2024 333-262348
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 17 May 2024 333-279508
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 May 2024 15 May 2024 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 May 2024 31 Mar 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 May 2024 14 May 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Apr 2024 15 Apr 2024 001-38634
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 15 Apr 2024 31 Dec 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Apr 2024 15 Apr 2024 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Apr 2024 12 Apr 2024 001-38634
NT 10-K Open NT 10-K document View SEC filing for NT 10-K FORM NT 10-K 02 Apr 2024 31 Dec 2023 001-38634
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 16 Feb 2024 005-90624
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 2 14 Feb 2024 005-90624
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Feb 2024 005-90624
EFFECT Open EFFECT document View SEC filing for EFFECT 13 Feb 2024 333-276848
424B4 Open 424B4 document View SEC filing for 424B4 FORM 424B4 13 Feb 2024 333-276848
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 09 Feb 2024 333-276848
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Feb 2024
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 02 Feb 2024 333-276848
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 30 Nov 2023 005-90624
4 Open 4 document View SEC filing for 4 22 Nov 2023 20 Nov 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Nov 2023 15 Nov 2023 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 17 Nov 2023 333-262348
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2023 13 Nov 2023
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2023 13 Nov 2023
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2023 13 Nov 2023
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2023 13 Nov 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Nov 2023 13 Nov 2023 001-38634
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 14 Nov 2023 04 Oct 2023 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2023 30 Sep 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Nov 2023 14 Nov 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Oct 2023 30 Oct 2023 001-38634
ARS Open ARS document View SEC filing for ARS 04 Oct 2023 31 Dec 2022 001-38634
DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 04 Oct 2023 13 Nov 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Oct 2023 04 Oct 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 17 Aug 2023 17 Aug 2023 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2023 30 Jun 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Aug 2023 14 Aug 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Jul 2023 18 Jul 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 23 Jun 2023 22 Jun 2023 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 May 2023 31 Mar 2023 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 May 2023 15 May 2023 001-38634
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 05 May 2023 005-90624
4 Open 4 document View SEC filing for 4 FORM 4 27 Apr 2023 25 Apr 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Apr 2023 25 Apr 2023 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 27 Apr 2023 25 Apr 2023
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 05 Apr 2023 333-267762
EFFECT Open EFFECT document View SEC filing for EFFECT 04 Apr 2023 333-267762
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 30 Mar 2023 333-270965
POS AM Open POS AM document View SEC filing for POS AM FORM POS AM 30 Mar 2023 333-267762
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 30 Mar 2023 31 Dec 2022 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Mar 2023 30 Mar 2023 001-38634
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 1 14 Feb 2023 005-90624
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 04 Jan 2023 04 Jan 2023 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 21 Nov 2022 18 Nov 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2022 30 Sep 2022 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Nov 2022 14 Nov 2022 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2022 10 Nov 2022
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2022 10 Nov 2022
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2022 10 Nov 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Nov 2022 10 Nov 2022 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2022 10 Nov 2022
424B4 Open 424B4 document View SEC filing for 424B4 FORM 424B4 18 Oct 2022 333-267762
EFFECT Open EFFECT document View SEC filing for EFFECT 17 Oct 2022 333-267762
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Oct 2022
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Oct 2022
DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 11 Oct 2022 10 Nov 2022 001-38634
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 06 Oct 2022 333-267762
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2022 30 Sep 2022
D Open D document View SEC filing for D 19 Sep 2022 021-459214
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Sep 2022 005-90624
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Sep 2022 08 Sep 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 07 Sep 2022 06 Sep 2022 001-38634
424B5 Open 424B5 document View SEC filing for 424B5 FORM 424B5 07 Sep 2022 333-262348
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Aug 2022 15 Aug 2022 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 Aug 2022 30 Jun 2022 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Jul 2022 28 Jul 2022 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Jul 2022 27 Jul 2022 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 30 Jun 2022 30 Jun 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Jun 2022 23 Jun 2022 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 16 May 2022 31 Mar 2022 001-38634
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 May 2022 16 May 2022 001-38634
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 23 Mar 2022 333-255323
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 23 Mar 2022 333-251802
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Mar 2022 333-255323
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Mar 2022 333-251802
POS AM Open POS AM document View SEC filing for POS AM 18 Mar 2022 333-251802
POS AM Open POS AM document View SEC filing for POS AM 18 Mar 2022 333-255323
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Mar 2022 15 Mar 2022 001-38634
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 15 Mar 2022 31 Dec 2021 001-38634
EFFECT Open EFFECT document View SEC filing for EFFECT 02 Feb 2022 333-262348
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 02 Feb 2022 333-262348
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 02 Feb 2022 333-262348
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Feb 2022 01 Feb 2022 001-38634
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Jan 2022
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 31 Jan 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 26 Jan 2022 26 Jan 2022 001-38634
S-3 Open S-3 document View SEC filing for S-3 FORM S-3 26 Jan 2022 333-262348
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SABBY 13G-A RVPH 1.05.22 05 Jan 2022 005-90624
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 10 Dec 2021 08 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 10 Dec 2021 08 Dec 2021
4 Open 4 document View SEC filing for 4 FORM 4 10 Dec 2021 08 Dec 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Dec 2021 08 Dec 2021 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 10 Dec 2021 08 Dec 2021
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 15 Nov 2021 333-251802
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 15 Nov 2021 333-255323
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Nov 2021 15 Nov 2021 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 Nov 2021 30 Sep 2021 001-38634
DEF 14A Open DEF 14A document View SEC filing for DEF 14A FORM DEF 14A 26 Oct 2021 08 Dec 2021 001-38634
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 21 Sep 2021 333-251802
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 21 Sep 2021 333-255323
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Sep 2021 17 Sep 2021 001-38634
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 16 Aug 2021 333-251802
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 16 Aug 2021 333-255323
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 16 Aug 2021 16 Aug 2021 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 16 Aug 2021 30 Jun 2021 001-38634
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 16 Jun 2021 15 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2021 15 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2021 15 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2021 15 Jun 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 16 Jun 2021 15 Jun 2021 001-38634
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 14 Jun 2021 005-90624
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 03 Jun 2021 01 Jun 2021
3 Open 3 document View SEC filing for 3 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 03 Jun 2021 01 Jun 2021
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 03 Jun 2021 005-90624
SC 13G Open SC 13G document View SEC filing for SC 13G 03 Jun 2021 005-90624
POS EX Open POS EX document View SEC filing for POS EX FORM POS EX 28 May 2021 333-255323
424B4 Open 424B4 document View SEC filing for 424B4 FORM 424B4 28 May 2021 333-255323
EFFECT Open EFFECT document View SEC filing for EFFECT 26 May 2021 333-255323
S-1MEF Open S-1MEF document View SEC filing for S-1MEF FORM S-1MEF 26 May 2021 333-256519
CORRESP Open CORRESP document View SEC filing for CORRESP 25 May 2021
CORRESP Open CORRESP document View SEC filing for CORRESP 25 May 2021
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1/A 25 May 2021 333-255323
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1/A 19 May 2021 333-255323
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 17 May 2021 333-251802
424B4 Open 424B4 document View SEC filing for 424B4 FORM 424B4 17 May 2021 333-251802
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 17 May 2021 31 Mar 2021 001-38634
EFFECT Open EFFECT document View SEC filing for EFFECT 14 May 2021 333-251802
POS AM Open POS AM document View SEC filing for POS AM FORM POS AM 12 May 2021 333-251802
S-1/A Open S-1/A document | Open XBRL data View SEC filing for S-1/A FORM S-1/A 10 May 2021 333-255323
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10 May 2021 10 May 2021 001-38634
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A FORM 10-K/A 07 May 2021 31 Dec 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 07 May 2021 07 May 2021 001-38634
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 Apr 2021
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 FORM S-1 19 Apr 2021 333-255323
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Apr 2021 14 Apr 2021 001-38634
4 Open 4 document View SEC filing for 4 FORM 4 15 Apr 2021 14 Apr 2021
4 Open 4 document View SEC filing for 4 FORM 4 15 Apr 2021 14 Apr 2021
424B4 Open 424B4 document View SEC filing for 424B4 FORM 424B4 29 Mar 2021 333-251802
EFFECT Open EFFECT document View SEC filing for EFFECT 26 Mar 2021 333-251802
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM FORM POS AM 25 Mar 2021 333-251802
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K/A 24 Mar 2021 31 Dec 2020 001-38634
S-8 Open S-8 document View SEC filing for S-8 FORM S-8 22 Mar 2021 333-254551
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 22 Mar 2021 22 Mar 2021 001-38634
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 Mar 2021 31 Dec 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 04 Mar 2021 04 Mar 2021 001-38634
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K/A 20 Jan 2021 14 Dec 2020 001-38634
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE SC 13D/A 19 Jan 2021 005-90624
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 19 Jan 2021 005-90624
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SCHEDULE 13D/A 19 Jan 2021 005-90624
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Jan 2021 333-251802
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FROM 10-Q 14 Jan 2021 30 Nov 2020 001-38634
424B4 Open 424B4 document View SEC filing for 424B4 424B4 12 Jan 2021 333-251802
EFFECT Open EFFECT document View SEC filing for EFFECT 11 Jan 2021 333-251802
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A TZAC 13GA 08 Jan 2021 005-90624
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Jan 2021
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 07 Jan 2021 333-251802
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SABBY 13G-A RVPH 1.07.21 07 Jan 2021 005-90624
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 04 Jan 2021
S-1 Open S-1 document View SEC filing for S-1 FORM S-1 29 Dec 2020 333-251802
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 28 Dec 2020 15 Dec 2020
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 28 Dec 2020 14 Dec 2020
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 21 Dec 2020 005-90624
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Dec 2020 14 Dec 2020 001-38634
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Dec 2020 14 Dec 2020
SC 13G Open SC 13G document View SEC filing for SC 13G SABBY 13G TZAC 12.18.20 18 Dec 2020 005-90624
25-NSE Open 25-NSE document View SEC filing for 25-NSE 14 Dec 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Dec 2020 11 Dec 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Dec 2020 08 Dec 2020
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 10 Dec 2020 08 Dec 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Dec 2020 03 Dec 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Dec 2020 07 Dec 2020
8-K Open 8-K document View SEC filing for 8-K 8-K 09 Dec 2020 08 Dec 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Dec 2020 02 Dec 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Dec 2020 27 Nov 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Nov 2020 23 Nov 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 19 Nov 2020 18 Nov 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 19 Nov 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Nov 2020 16 Nov 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Nov 2020 11 Nov 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 Nov 2020 12 Nov 2020 001-38634
424B3 Open 424B3 document View SEC filing for 424B3 424B3 12 Nov 2020 333-245057
EFFECT Open EFFECT document View SEC filing for EFFECT 10 Nov 2020 333-245057
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Nov 2020 06 Nov 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Nov 2020
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 06 Nov 2020 333-245057
425 Open 425 document View SEC filing for 425 FORM 8-K 06 Nov 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Nov 2020 05 Nov 2020 001-38634
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 05 Nov 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Nov 2020 04 Nov 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 05 Nov 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Nov 2020 02 Nov 2020
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A TZAC 13GA 04 Nov 2020 005-90624
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Nov 2020 20 Mar 2020
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 03 Nov 2020 333-245057
CORRESP Open CORRESP document View SEC filing for CORRESP 02 Nov 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 27 Oct 2020 22 Oct 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 27 Oct 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 22 Oct 2020 21 Oct 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 22 Oct 2020 001-38634
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 16 Oct 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Oct 2020 31 Aug 2020 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G 13 Oct 2020 005-90624
425 Open 425 document View SEC filing for 425 425 06 Oct 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Oct 2020 06 Oct 2020 001-38634
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 06 Oct 2020 333-245057
CORRESP Open CORRESP document View SEC filing for CORRESP 05 Oct 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2020 01 Oct 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 Sep 2020 25 Sep 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Sep 2020 17 Sep 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Sep 2020 14 Sep 2020
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Sep 2020 14 Sep 2020 001-38634
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 14 Sep 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 14 Sep 2020 001-38634
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Sep 2020
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 11 Sep 2020 01 Sep 2020
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 09 Sep 2020 24 Sep 2020 001-38634
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 25 Aug 2020 24 Sep 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Aug 2020 18 Aug 2020 001-38634
S-4 Open S-4 document | Open XBRL data View SEC filing for S-4 S-4 12 Aug 2020 333-245057
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 29 Jul 2020 24 Jul 2020 001-38634
425 Open 425 document View SEC filing for 425 425 29 Jul 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 29 Jul 2020 29 Jul 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 Jul 2020 20 Jul 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 24 Jul 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 Jul 2020 21 Jul 2020 001-38634
425 Open 425 document View SEC filing for 425 FORM 8-K 21 Jul 2020 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 07 Jul 2020 31 May 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 21 May 2020 21 May 2020 001-38634
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2020 08 May 2020
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 15 May 2020 07 May 2020
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 06 May 2020 21 May 2020 001-38634
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 04 May 2020 29 Feb 2020 001-38634
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 21 Apr 2020 21 Apr 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Feb 2020 18 Feb 2020 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 14 Feb 2020 10 Feb 2020 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 14 Feb 2020 005-90624
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13 Feb 2020 005-90624
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 06 Feb 2020 18 Feb 2020 001-38634
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 16 Jan 2020 16 Jan 2020 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 10 Jan 2020 30 Nov 2019 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 08 Oct 2019 31 Aug 2019 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 03 Jul 2019 31 May 2019 001-38634
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 22 May 2019 28 Feb 2019 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G 02 Apr 2019 005-90624
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Feb 2019 005-90624
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13 Feb 2019 005-90624
SC 13G Open SC 13G document View SEC filing for SC 13G TZACU 13G 05 Feb 2019 005-90624
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Jan 2019 30 Nov 2018 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Oct 2018 17 Oct 2018 001-38634
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 Oct 2018 31 Aug 2018 001-38634
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 05 Sep 2018 30 Aug 2018 001-38634
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 04 Sep 2018 005-90624
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Sep 2018 30 Aug 2018
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Sep 2018 30 Aug 2018
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Sep 2018 30 Aug 2018
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 29 Aug 2018 23 Aug 2018 001-38634
SC 13G Open SC 13G document View SEC filing for SC 13G 28 Aug 2018 005-90624
3 Open 3 document View SEC filing for 3 28 Aug 2018 21 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 24 Aug 2018 23 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 24 Aug 2018 23 Aug 2018
4 Open 4 document View SEC filing for 4 FORM 4 24 Aug 2018 23 Aug 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 24 Aug 2018 20 Aug 2018 001-38634
424B4 Open 424B4 document View SEC filing for 424B4 PROSPECTUS 22 Aug 2018 333-226263
EFFECT Open EFFECT document View SEC filing for EFFECT 20 Aug 2018 333-226263
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 20 Aug 2018 20 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 20 Aug 2018 20 Aug 2018
S-1MEF Open S-1MEF document View SEC filing for S-1MEF S-1MEF 20 Aug 2018 333-226952
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Aug 2018
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Aug 2018
CERT Open CERT document View SEC filing for CERT 20 Aug 2018 001-38634
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 20 Aug 2018 001-38634
S-1/A Open S-1/A document View SEC filing for S-1/A AMENDMENT NO. 2 TO FORM S-1 16 Aug 2018 333-226263
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 06 Aug 2018 333-226263
S-1 Open S-1 document View SEC filing for S-1 S-1 20 Jul 2018 333-226263
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Jul 2018
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 16 Jul 2018
DRS Open DRS document View SEC filing for DRS 19 Jun 2018 377-02126

About this filer

REVIVA PHARMACEUTICALS HOLDINGS, INC. files with the SEC under CIK 0001742927. This page aggregates EDGAR filings and related ownership activity.

Industry: Pharmaceutical Preparations.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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