Quantum-Si Inc SEC EDGAR Filings (CIK 0001816431)

SEC EDGAR filings, ownership reports, and insider transactions for Quantum-Si Inc.

Symbol
QSI, QSIAW on Nasdaq
Industry
Measuring & Controlling Devices, Nec (Industrial Applications And Services)
Business address
29 Business Park Drive, Branford, CT, 06405
State of incorporation
DE
Fiscal year end
31 December
Former names
HighCape Capital Acquisition Corp. (to 10 Jun 2021)
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Quantum-Si Inc has filed 409 SEC EDGAR filings since 02 Jul 2020

Latest Filings

Recent SEC filings for Quantum-Si Inc including 8-K, 4, 144 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 8-K 29 Dec 2025 29 Dec 2025 001-39486
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Dec 2025 22 Dec 2025
144 Open 144 document View SEC filing for 144 22 Dec 2025 001-39486
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Dec 2025 22 Dec 2025
144 Open 144 document View SEC filing for 144 22 Dec 2025 001-39486
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Dec 2025 22 Dec 2025
144 Open 144 document View SEC filing for 144 22 Dec 2025 001-39486
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Dec 2025 22 Dec 2025
144 Open 144 document View SEC filing for 144 22 Dec 2025 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Nov 2025 19 Nov 2025 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Nov 2025 30 Sep 2025 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Nov 2025 05 Nov 2025 001-39486
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 30 Oct 2025 005-91678
424B3 Open 424B3 document View SEC filing for 424B3 424B3 29 Oct 2025 333-290559
144 Open 144 document View SEC filing for 144 20 Oct 2025 001-39486
144 Open 144 document View SEC filing for 144 20 Oct 2025 001-39486
144 Open 144 document View SEC filing for 144 20 Oct 2025 001-39486
144 Open 144 document View SEC filing for 144 20 Oct 2025 001-39486
144 Open 144 document View SEC filing for 144 20 Oct 2025 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 17 Oct 2025 16 Oct 2025
144 Open 144 document View SEC filing for 144 16 Oct 2025 001-39486
S-3/A Open S-3/A document View SEC filing for S-3/A S-3/A 09 Oct 2025 333-290559
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Sep 2025 26 Sep 2025 001-39486
S-3 Open S-3 document | Open XBRL data View SEC filing for S-3 S-3 26 Sep 2025 333-290559
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Sep 2025 23 Sep 2025 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2025 22 Sep 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2025 22 Sep 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2025 22 Sep 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2025 22 Sep 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Sep 2025 22 Sep 2025
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 11 Sep 2025 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2025 08 Aug 2025 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2025 30 Jun 2025 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2025 05 Aug 2025 001-39486
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 29 Jul 2025 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Jul 2025 03 Jul 2025 001-39486
424B5 Open 424B5 document View SEC filing for 424B5 424B5 07 Jul 2025 333-273934
424B5 Open 424B5 document View SEC filing for 424B5 424B5 07 Jul 2025 333-273934
4 Open 4 document View SEC filing for 4 FORM 4 24 Jun 2025 23 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Jun 2025 23 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Jun 2025 23 Jun 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Jun 2025 23 Jun 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 06 Jun 2025 005-91678
SD Open SD document View SEC filing for SD SD 22 May 2025 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
4 Open 4 document View SEC filing for 4 FORM 4 21 May 2025 19 May 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 May 2025 16 May 2025 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 May 2025 31 Mar 2025 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 May 2025 15 May 2025 001-39486
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 May 2025 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Apr 2025 10 Apr 2025 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 24 Mar 2025 21 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Mar 2025 21 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Mar 2025 21 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 24 Mar 2025 21 Mar 2025
ARS Open ARS document View SEC filing for ARS ARS 20 Mar 2025 31 Dec 2024 001-39486
DEFA14A Open DEFA14A document | Open XBRL data View SEC filing for DEFA14A DEFA14A 20 Mar 2025 001-39486
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 20 Mar 2025 16 May 2025 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2025 12 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2025 14 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2025 12 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2025 12 Mar 2025
4 Open 4 document View SEC filing for 4 FORM 4 14 Mar 2025 12 Mar 2025
S-8 Open S-8 document View SEC filing for S-8 S-8 03 Mar 2025 333-285510
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 03 Mar 2025 31 Dec 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Mar 2025 03 Mar 2025 001-39486
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025 005-91678
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Feb 2025 005-91678
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 04 Feb 2025 005-91678
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 10 Jan 2025 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Jan 2025 03 Jan 2025 001-39486
424B5 Open 424B5 document View SEC filing for 424B5 424B5 06 Jan 2025 333-273934
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 31 Dec 2024 005-91678
4 Open 4 document View SEC filing for 4 FORM 4 31 Dec 2024 27 Dec 2024
144 Open 144 document View SEC filing for 144 27 Dec 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 26 Dec 2024 23 Dec 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Dec 2024 11 Dec 2024 001-39486
424B5 Open 424B5 document View SEC filing for 424B5 424B5 11 Dec 2024 333-273934
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K (IXBRL) 09 Dec 2024 04 Dec 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Nov 2024 21 Nov 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Nov 2024 20 Nov 2024 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2024 30 Sep 2024 001-39486
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 12 Nov 2024 04 Nov 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Nov 2024 12 Nov 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Nov 2024 04 Nov 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 25 Sep 2024 23 Sep 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Sep 2024 17 Sep 2024
3 Open 3 document View SEC filing for 3 FORM 3 18 Sep 2024 17 Sep 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 17 Sep 2024 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Aug 2024 21 Aug 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 13 Aug 2024 09 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 13 Aug 2024 09 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 13 Aug 2024 09 Aug 2024
4 Open 4 document View SEC filing for 4 FORM 4 13 Aug 2024 09 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Aug 2024 12 Aug 2024 001-39486
3 Open 3 document View SEC filing for 3 FORM 3 12 Aug 2024 02 Aug 2024
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2024 30 Jun 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Aug 2024 07 Aug 2024 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 28 Jun 2024 005-91678
4 Open 4 document View SEC filing for 4 FORM 4 25 Jun 2024 21 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Jun 2024 25 Jun 2024 001-39486
144 Open 144 document View SEC filing for 144 21 Jun 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 07 Jun 2024 07 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Jun 2024 04 Jun 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 30 May 2024 28 May 2024
3 Open 3 document View SEC filing for 3 FORM 3 30 May 2024 27 May 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 May 2024 27 May 2024 001-39486
144 Open 144 document View SEC filing for 144 24 May 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 May 2024 24 May 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2024 16 May 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 17 May 2024 15 May 2024 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 May 2024 31 Mar 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 May 2024 09 May 2024 001-39486
DEFR14A Open DEFR14A document View SEC filing for DEFR14A 30 Apr 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Apr 2024 09 Apr 2024 001-39486
ARS Open ARS document View SEC filing for ARS ARS 01 Apr 2024 31 Dec 2023 001-39486
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 01 Apr 2024 001-39486
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 01 Apr 2024 15 May 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 25 Mar 2024 22 Mar 2024
3 Open 3 document View SEC filing for 3 FORM 3 25 Mar 2024 21 Mar 2024
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 22 Mar 2024 15 May 2024 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Mar 2024 20 Mar 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2024 15 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2024 14 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2024 15 Mar 2024
4 Open 4 document View SEC filing for 4 FORM 4 18 Mar 2024 15 Mar 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Mar 2024 08 Mar 2024 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 06 Mar 2024 05 Mar 2024
S-8 Open S-8 document View SEC filing for S-8 S-8 29 Feb 2024 333-277533
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 Feb 2024 31 Dec 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Feb 2024 29 Feb 2024 001-39486
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 13 Feb 2024 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Feb 2024 05 Feb 2024 001-39486
SC 13G Open SC 13G document View SEC filing for SC 13G 05 Feb 2024 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 29 Jan 2024 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 29 Jan 2024 005-91678
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Nov 2023 30 Sep 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Nov 2023 09 Nov 2023 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 26 Sep 2023 25 Sep 2023
3 Open 3 document View SEC filing for 3 FORM 3 26 Sep 2023 22 Sep 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Sep 2023 15 Sep 2023 001-39486
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 13 Sep 2023 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8K 05 Sep 2023 01 Sep 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Aug 2023 26 Aug 2023 001-39486
EFFECT Open EFFECT document View SEC filing for EFFECT 22 Aug 2023 333-273934
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Aug 2023
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 18 Aug 2023
S-3 Open S-3 document View SEC filing for S-3 S-3 11 Aug 2023 333-273934
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2023 30 Jun 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Aug 2023 07 Aug 2023 001-39486
144 Open 144 document View SEC filing for 144 28 Jul 2023 001-39486
S-8 Open S-8 document View SEC filing for S-8 S-8 20 Jul 2023 333-273350
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Jul 2023 18 Jul 2023 001-39486
144 Open 144 document View SEC filing for 144 19 Jul 2023 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 10 Jul 2023 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jun 2023 16 Jun 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Jun 2023 01 Jun 2023 001-39486
4 Open 4 document View SEC filing for 4 24 May 2023 22 May 2023
3 Open 3 document View SEC filing for 3 24 May 2023 19 May 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 May 2023 16 May 2023 001-39486
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 15 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
3 Open 3 document View SEC filing for 3 16 May 2023 15 May 2023
4 Open 4 document View SEC filing for 4 16 May 2023 12 May 2023
3 Open 3 document View SEC filing for 3 16 May 2023 11 May 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 May 2023 11 May 2023 001-39486
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 May 2023 31 Mar 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 May 2023 11 May 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 May 2023 27 Apr 2023 001-39486
ARS Open ARS document View SEC filing for ARS ARS 28 Apr 2023 31 Dec 2022 001-39486
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 29 Mar 2023 001-39486
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 29 Mar 2023 11 May 2023 001-39486
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 17 Mar 2023 11 May 2023 001-39486
4 Open 4 document View SEC filing for 4 17 Mar 2023 15 Mar 2023
4 Open 4 document View SEC filing for 4 17 Mar 2023 15 Mar 2023
4 Open 4 document View SEC filing for 4 17 Mar 2023 15 Mar 2023
4 Open 4 document View SEC filing for 4 17 Mar 2023 15 Mar 2023
S-8 Open S-8 document View SEC filing for S-8 S-8 17 Mar 2023 333-270630
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 17 Mar 2023 31 Dec 2022 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Mar 2023 14 Mar 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Mar 2023 10 Mar 2023 001-39486
4 Open 4 document View SEC filing for 4 09 Mar 2023 08 Mar 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Mar 2023 06 Mar 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Mar 2023 28 Feb 2023 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2023 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 10 Feb 2023 005-91678
SC 13G Open SC 13G document View SEC filing for SC 13G 03 Feb 2023 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jan 2023 30 Jan 2023 001-39486
4 Open 4 document View SEC filing for 4 18 Jan 2023 15 Jan 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Jan 2023 12 Jan 2023 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jan 2023 09 Jan 2023 001-39486
4 Open 4 document View SEC filing for 4 22 Dec 2022 20 Dec 2022
3 Open 3 document View SEC filing for 3 22 Dec 2022 21 Dec 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Dec 2022 20 Dec 2022 001-39486
4 Open 4 document View SEC filing for 4 16 Dec 2022 15 Dec 2022
S-8 Open S-8 document View SEC filing for S-8 S-8 10 Nov 2022 333-268301
4 Open 4 document View SEC filing for 4 10 Nov 2022 09 Nov 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Nov 2022 30 Sep 2022 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Nov 2022 07 Nov 2022 001-39486
3 Open 3 document View SEC filing for 3 13 Oct 2022 10 Oct 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Oct 2022 02 Oct 2022 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 18 Aug 2022 17 Aug 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2022 30 Jun 2022 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Aug 2022 08 Aug 2022 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 20 Jul 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 20 Jul 2022 333-257676
EFFECT Open EFFECT document View SEC filing for EFFECT 18 Jul 2022 333-257676
POS462B Open POS462B document View SEC filing for POS462B POS462B 15 Jul 2022 333-263514
POS AM Open POS AM document View SEC filing for POS AM POS AM 15 Jul 2022 333-257676
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 28 Jun 2022 005-91678
4 Open 4 document View SEC filing for 4 FORM 4 21 Jun 2022 16 Jun 2022
3 Open 3 document View SEC filing for 3 FORM 3 21 Jun 2022 15 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 16 Jun 2022 14 Jun 2022
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jun 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Jun 2022 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Jun 2022 10 Jun 2022 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 15 Jun 2022 13 Jun 2022
4 Open 4 document View SEC filing for 4 FORM 4 15 Jun 2022 13 Jun 2022
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 Jun 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 Jun 2022 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jun 2022 09 Jun 2022 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 May 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 May 2022 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 May 2022 10 May 2022 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 13 May 2022 11 May 2022
4 Open 4 document View SEC filing for 4 FORM 4 11 May 2022 09 May 2022
3 Open 3 document View SEC filing for 3 FORM 3 11 May 2022 09 May 2022
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 May 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 10 May 2022 333-257676
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 May 2022 31 Mar 2022 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 09 May 2022 333-263514
424B3 Open 424B3 document View SEC filing for 424B3 424B3 09 May 2022 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 May 2022 05 May 2022 001-39486
DEFA14A Open DEFA14A document View SEC filing for DEFA14A SCHEDULE 14A 29 Mar 2022 001-39486
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 29 Mar 2022 10 May 2022 001-39486
4 Open 4 document View SEC filing for 4 FORM 4 16 Mar 2022 15 Mar 2022
4 Open 4 document View SEC filing for 4 FORM 4 16 Mar 2022 14 Mar 2022
4 Open 4 document View SEC filing for 4 FORM 4 16 Mar 2022 15 Mar 2022
4 Open 4 document View SEC filing for 4 FORM 4 16 Mar 2022 14 Mar 2022
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 Mar 2022 333-263514
S-1MEF Open S-1MEF document View SEC filing for S-1MEF S-1MEF 11 Mar 2022 333-263514
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Mar 2022 08 Mar 2022 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 FORM 424B3 04 Mar 2022 333-257676
EFFECT Open EFFECT document View SEC filing for EFFECT 03 Mar 2022 333-257676
POS AM Open POS AM document | Open XBRL data View SEC filing for POS AM 02 Mar 2022 333-257676
S-8 Open S-8 document View SEC filing for S-8 S-8 01 Mar 2022 333-263154
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 01 Mar 2022 31 Dec 2021 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Feb 2022 28 Feb 2022 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2022 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2022 005-91678
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 14 Feb 2022 08 Feb 2022 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2022 005-91678
5 Open 5 document View SEC filing for 5 FORM 5 10 Feb 2022 31 Dec 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Feb 2022 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FORM SC 13G/A 09 Feb 2022 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 28 Jan 2022 005-91678
4 Open 4 document View SEC filing for 4 FORM 4 12 Jan 2022 10 Jan 2022
4 Open 4 document View SEC filing for 4 FORM 4 12 Jan 2022 10 Jan 2022
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Jan 2022 12 Jan 2022 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jan 2022 10 Jan 2022 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 04 Jan 2022 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Jan 2022 28 Dec 2021 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 19 Nov 2021 333-257676
424B3 Open 424B3 document View SEC filing for 424B3 424B3 15 Nov 2021 333-257676
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Nov 2021 30 Sep 2021 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Nov 2021 10 Nov 2021 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Oct 2021 19 Oct 2021 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Sep 2021 29 Sep 2021 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 24 Sep 2021 333-257676
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Sep 2021 20 Sep 2021 001-39486
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 10 Sep 2021 005-91678
4 Open 4 document View SEC filing for 4 FORM 4 02 Sep 2021 31 Aug 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Sep 2021 31 Aug 2021
S-8 Open S-8 document View SEC filing for S-8 S-8 02 Sep 2021 333-259271
424B3 Open 424B3 document View SEC filing for 424B3 424B3 16 Aug 2021 333-257676
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Aug 2021 30 Jun 2021 001-39486
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Aug 2021 16 Aug 2021 001-39486
424B3 Open 424B3 document View SEC filing for 424B3 424B3 22 Jul 2021 333-257676
EFFECT Open EFFECT document View SEC filing for EFFECT 21 Jul 2021 333-257676
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Jul 2021
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 19 Jul 2021 333-257676
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 08 Jul 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 06 Jul 2021 29 Jun 2021 001-39486
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 S-1 02 Jul 2021 333-257676
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 Jun 2021 24 Jun 2021 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 24 Jun 2021 18 Jun 2021 001-39486
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 21 Jun 2021 005-91678
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 21 Jun 2021 005-91678
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K/A 16 Jun 2021 10 Jun 2021 001-39486
425 Open 425 document View SEC filing for 425 FORM 8-K/A 16 Jun 2021 001-39486
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 15 Jun 2021 10 Jun 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Jun 2021 10 Jun 2021 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Jun 2021 15 Jun 2021 001-39486
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2021 10 Jun 2021
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 14 Jun 2021 005-91678
25-NSE Open 25-NSE document View SEC filing for 25-NSE 10 Jun 2021 001-39486
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A FORM 10-Q/A 10 Jun 2021 31 Mar 2021 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Jun 2021 09 Jun 2021 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Jun 2021 07 Jun 2021 001-39486
425 Open 425 document View SEC filing for 425 FORM 8-K 08 Jun 2021 001-39486
425 Open 425 document View SEC filing for 425 425 02 Jun 2021 001-39486
425 Open 425 document View SEC filing for 425 425 27 May 2021 001-39486
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 24 May 2021 31 Mar 2021 001-39486
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 18 May 2021 31 Mar 2021 001-39486
425 Open 425 document View SEC filing for 425 425 17 May 2021 001-39486
EFFECT Open EFFECT document View SEC filing for EFFECT 14 May 2021 333-253691
424B3 Open 424B3 document View SEC filing for 424B3 424B3 14 May 2021 333-253691
CORRESP Open CORRESP document View SEC filing for CORRESP 13 May 2021
CORRESP Open CORRESP document View SEC filing for CORRESP 13 May 2021
S-4/A Open S-4/A document View SEC filing for S-4/A S-4/A 13 May 2021 333-253691
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 13 May 2021
CORRESP Open CORRESP document View SEC filing for CORRESP 13 May 2021
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 13 May 2021 333-253691
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 May 2021
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 11 May 2021 333-253691
CORRESP Open CORRESP document View SEC filing for CORRESP 10 May 2021
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10 May 2021 05 May 2021 001-39486
10-K/A Open 10-K/A document | Open XBRL data View SEC filing for 10-K/A FORM 10-K/A 10 May 2021 31 Dec 2020 001-39486
425 Open 425 document View SEC filing for 425 425 06 May 2021 001-39486
425 Open 425 document View SEC filing for 425 425 29 Apr 2021 001-39486
425 Open 425 document View SEC filing for 425 425 22 Apr 2021 001-39486
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 Apr 2021
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Apr 2021
S-4/A Open S-4/A document | Open XBRL data View SEC filing for S-4/A S-4/A 07 Apr 2021 333-253691
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 30 Mar 2021 31 Dec 2020 001-39486
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 26 Mar 2021
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 15 Mar 2021 005-91678
S-4 Open S-4 document View SEC filing for S-4 S-4 01 Mar 2021 333-253691
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Feb 2021 19 Feb 2021 001-39486
425 Open 425 document View SEC filing for 425 FORM 8-K 23 Feb 2021 001-39486
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 22 Feb 2021 005-91678
8-K/A Open 8-K/A document View SEC filing for 8-K/A FORM 8-K/A 19 Feb 2021 18 Feb 2021 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 18 Feb 2021 18 Feb 2021 001-39486
425 Open 425 document View SEC filing for 425 FORM 8-K 18 Feb 2021 001-39486
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 16 Feb 2021 005-91678
SC 13G Open SC 13G document View SEC filing for SC 13G 16 Feb 2021 005-91678
SC 13G Open SC 13G document View SEC filing for SC 13G FORM SC 13G 09 Feb 2021 005-91678
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 29 Jan 2021 005-91678
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 13 Nov 2020 30 Sep 2020 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 23 Oct 2020 23 Oct 2020 001-39486
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 05 Oct 2020 005-91678
SC 13D Open SC 13D document View SEC filing for SC 13D 21 Sep 2020 005-91678
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 16 Sep 2020 005-91678
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 15 Sep 2020 005-91678
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 15 Sep 2020 09 Sep 2020 001-39486
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 09 Sep 2020 03 Sep 2020 001-39486
424B4 Open 424B4 document View SEC filing for 424B4 424B4 04 Sep 2020 333-240283
EFFECT Open EFFECT document View SEC filing for EFFECT 03 Sep 2020 333-240283
3 Open 3 document View SEC filing for 3 3 03 Sep 2020 03 Sep 2020
3 Open 3 document View SEC filing for 3 3 03 Sep 2020 03 Sep 2020
3 Open 3 document View SEC filing for 3 3 03 Sep 2020 03 Sep 2020
3 Open 3 document View SEC filing for 3 3 03 Sep 2020 03 Sep 2020
3 Open 3 document View SEC filing for 3 3 03 Sep 2020 03 Sep 2020
CERT Open CERT document View SEC filing for CERT 03 Sep 2020 001-39486
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 02 Sep 2020 001-39486
CORRESP Open CORRESP document View SEC filing for CORRESP 01 Sep 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 01 Sep 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Aug 2020
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 31 Aug 2020 333-240283
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 18 Aug 2020
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 10 Aug 2020 333-240283
S-1 Open S-1 document View SEC filing for S-1 S-1 03 Aug 2020 333-240283
DRS Open DRS document View SEC filing for DRS 02 Jul 2020 377-03266

About this filer

Quantum-Si Inc files with the SEC under CIK 0001816431. This page aggregates EDGAR filings and related ownership activity.

Industry: Measuring & Controlling Devices, Nec.

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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