CITIUS ONCOLOGY, INC.

Symbol
CTOR on Nasdaq
Business address
11 Commerce Drive, 1 St Floor, Cranford, NJ, 07016
State of incorporation
Cayman Islands
Fiscal year end
30 September
Former names
TenX Keane Acquisition (to 05 Aug 2024)
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CITIUS ONCOLOGY, INC. has filed 210 SEC EDGAR filings since 19 May 2021

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
SCHEDULE 13D/A Open Document Open Filing 17 Dec 2025 005-93794
8-K Open Document | Data Open Filing CURRENT REPORT 10 Dec 2025 08 Dec 2025 001-41534
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT 10 Dec 2025 333-289979
8-K Open Document | Data Open Filing CURRENT REPORT 01 Dec 2025 01 Dec 2025 001-41534
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
4/A Open Document Open Filing 01 Dec 2025 19 Sep 2025
SCHEDULE 13G Open Document Open Filing 14 Nov 2025 005-93794
8-K Open Document | Data Open Filing CURRENT REPORT 27 Oct 2025 27 Oct 2025 001-41534
8-K Open Document | Data Open Filing FORM 8-K 23 Oct 2025 23 Oct 2025 001-41534
DEF 14A Open Document | Data Open Filing DEFINITIVE PROXY STATEMENT 26 Sep 2025 27 Oct 2025 001-41534
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSEHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Sep 2025 19 Sep 2025
S-8 Open Document | Data Open Filing REGISTRATION STATEMENT 19 Sep 2025 333-290417
8-K Open Document | Data Open Filing CURRENT REPORT 19 Sep 2025 19 Sep 2025 001-41534
SCHEDULE 13D/A Open Document Open Filing 12 Sep 2025 005-93794
424B3 Open Document Open Filing PROSPECTUS 10 Sep 2025 333-289979
8-K Open Document | Data Open Filing CURRENT REPORT 10 Sep 2025 09 Sep 2025 001-41534
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT 10 Sep 2025 333-289979
EFFECT Open Document Open Filing 04 Sep 2025 333-289979
CORRESP Open Document Open Filing 02 Sep 2025
S-3 Open Document | Data Open Filing REGISTRATION STATEMENT 02 Sep 2025 333-289979
UPLOAD Open Document Open Filing 22 Aug 2025 377-08347
DRS Open Document Open Filing 20 Aug 2025 377-08347
8-K Open Document | Data Open Filing CURRENT REPORT 18 Aug 2025 18 Aug 2025 001-41534
424B3 Open Document Open Filing PROSPECTUS SUPPLEMENT 18 Aug 2025 333-288656
8-K Open Document | Data Open Filing CURRENT REPORT 12 Aug 2025 12 Aug 2025 001-41534
10-Q Open Document | Data Open Filing QUARTERLY REPORT 12 Aug 2025 30 Jun 2025 001-41534
4 Open Document Open Filing 07 Aug 2025 28 Jul 2025
SCHEDULE 13D/A Open Document Open Filing 25 Jul 2025 005-93794
8-K Open Document | Data Open Filing CURRENT REPORT 18 Jul 2025 16 Jul 2025 001-41534
424B4 Open Document Open Filing PROSPECTUS 17 Jul 2025 333-288656
EFFECT Open Document Open Filing 16 Jul 2025 333-288656
CORRESP Open Document Open Filing 15 Jul 2025
S-1/A Open Document | Data Open Filing AMENDMENT NO. 1 TO FORM S-1 14 Jul 2025 333-288656
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT 14 Jul 2025 333-288656
8-K Open Document | Data Open Filing CURRENT REPORT 27 Jun 2025 26 Jun 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 17 Jun 2025 17 Jun 2025 001-41534
10-Q Open Document | Data Open Filing QUARTERLY REPORT 14 May 2025 31 Mar 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 14 May 2025 14 May 2025 001-41534
UPLOAD Open Document Open Filing 01 May 2025 377-07955
DRS Open Document Open Filing 28 Apr 2025 377-07955
8-K Open Document | Data Open Filing FORM 8-K 25 Apr 2025 23 Apr 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 03 Apr 2025 28 Mar 2025 001-41534
DEFA14C Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS 24 Feb 2025 001-41534
DEF 14C Open Document Open Filing DEFINITIVE INFORMATION STATEMENT 24 Feb 2025 24 Feb 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 14 Feb 2025 14 Feb 2025 001-41534
10-Q Open Document | Data Open Filing QUARTERLY REPORT 14 Feb 2025 31 Dec 2024 001-41534
PRE 14C Open Document Open Filing PRELIMINARY INFORMATION STATEMENT 12 Feb 2025 12 Feb 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 06 Feb 2025 06 Feb 2025 001-41534
10-K/A Open Document | Data Open Filing AMENDMENT NO. 1 TO FORM 10-K 27 Jan 2025 30 Sep 2024 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 07 Jan 2025 07 Jan 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 06 Jan 2025 06 Jan 2025 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 27 Dec 2024 27 Dec 2024 001-41534
10-K Open Document | Data Open Filing ANNUAL REPORT 27 Dec 2024 30 Sep 2024 001-41534
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing 16 Dec 2024 12 Dec 2024
8-K Open Document | Data Open Filing CURRENT REPORT 12 Nov 2024 11 Nov 2024 001-41534
SC 13G/A Open Document Open Filing CTOR 13G/A 06 Nov 2024 005-93794
8-K Open Document | Data Open Filing CURRENT REPORT 13 Sep 2024 09 Sep 2024 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 05 Sep 2024 05 Sep 2024 001-41534
SC 13G/A Open Document Open Filing SC 13G/A 05 Sep 2024 005-93794
4/A Open Document Open Filing 30 Aug 2024 12 Aug 2024
4/A Open Document Open Filing 30 Aug 2024 12 Aug 2024
4/A Open Document Open Filing 30 Aug 2024 12 Aug 2024
4/A Open Document Open Filing 30 Aug 2024 12 Aug 2024
8-K/A Open Document | Data Open Filing AMENDMENT NO. 1 TO FORM 8-K 26 Aug 2024 12 Aug 2024 001-41534
8-K Open Document | Data Open Filing CURRENT REPORT 16 Aug 2024 12 Aug 2024 001-41534
SC 13D Open Document Open Filing SCHEDULE 13D 16 Aug 2024 005-93794
4 Open Document Open Filing 16 Aug 2024 12 Aug 2024
3 Open Document Open Filing 16 Aug 2024 12 Aug 2024
SC 13D/A Open Document Open Filing 15 Aug 2024 005-93794
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
4 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
3 Open Document Open Filing 14 Aug 2024 12 Aug 2024
25-NSE Open Document Open Filing 13 Aug 2024 333-256271
10-Q Open Document | Data Open Filing 09 Aug 2024 30 Jun 2024 001-41534
8-K Open Document | Data Open Filing 05 Aug 2024 02 Aug 2024 001-41534
425 Open Document Open Filing 19 Jul 2024 001-41534
8-K Open Document | Data Open Filing 19 Jul 2024 17 Jul 2024 001-41534
SEC STAFF LETTER Open Document Open Filing 12 Jul 2024
EFFECT Open Document Open Filing 12 Jul 2024 333-275506
424B3 Open Document Open Filing 12 Jul 2024 333-275506
CORRESP Open Document Open Filing 11 Jul 2024
S-4/A Open Document Open Filing 11 Jul 2024 333-275506
S-4/A Open Document | Data Open Filing 11 Jul 2024 333-275506
425 Open Document Open Filing 18 Jun 2024 001-41534
8-K Open Document | Data Open Filing 18 Jun 2024 17 Jun 2024 001-41534
S-4/A Open Document | Data Open Filing 17 Jun 2024 333-275506
CORRESP Open Document Open Filing 17 Jun 2024
425 Open Document Open Filing 06 Jun 2024 001-41534
8-K Open Document | Data Open Filing 06 Jun 2024 31 May 2024 001-41534
8-K Open Document | Data Open Filing 21 May 2024 17 May 2024 001-41534
10-Q Open Document | Data Open Filing 20 May 2024 31 Mar 2024 001-41534
UPLOAD Open Document Open Filing 17 May 2024 333-275506
NT 10-Q Open Document Open Filing 15 May 2024 31 Mar 2024 001-41534
CORRESP Open Document Open Filing 03 May 2024
S-4/A Open Document | Data Open Filing 03 May 2024 333-275506
425 Open Document Open Filing 29 Apr 2024 001-41534
8-K Open Document | Data Open Filing 29 Apr 2024 26 Apr 2024 001-41534
10-K Open Document | Data Open Filing 16 Apr 2024 31 Dec 2023 001-41534
NT 10-K Open Document Open Filing 02 Apr 2024 31 Dec 2023 001-41534
SC 13G/A Open Document Open Filing KARPUS INVESTMENT MGT / TENX KEANE ACQUISITION - SCHEDULE 13G/A(#1E) 07 Mar 2024 005-93794
SC 13G Open Document Open Filing SC 13G 13 Feb 2024 005-93794
UPLOAD Open Document Open Filing 13 Feb 2024 333-275506
SC 13G Open Document Open Filing KARPUS INVESTMENT MGT / TENX KEANE ACQUISITION - SCHEDULE 13G 13 Feb 2024 005-93794
SC 13G Open Document Open Filing SC 13G 08 Feb 2024 005-93794
SC 13G/A Open Document Open Filing 05 Feb 2024 005-93794
CORRESP Open Document Open Filing 30 Jan 2024
S-4/A Open Document | Data Open Filing 30 Jan 2024 333-275506
UPLOAD Open Document Open Filing 19 Jan 2024 001-41534
8-K Open Document | Data Open Filing 18 Jan 2024 17 Jan 2024 001-41534
8-K Open Document | Data Open Filing 10 Jan 2024 10 Jan 2024 001-41534
DEFA14A Open Document Open Filing 10 Jan 2024 001-41534
DEF 14A Open Document Open Filing 08 Jan 2024 08 Jan 2024 001-41534
PRE 14A Open Document Open Filing 28 Dec 2023 28 Dec 2023 001-41534
SEC STAFF LETTER Open Document Open Filing 14 Dec 2023
UPLOAD Open Document Open Filing 14 Dec 2023 333-275506
10-Q Open Document | Data Open Filing 20 Nov 2023 30 Sep 2023 001-41534
NT 10-Q Open Document Open Filing 14 Nov 2023 30 Sep 2023 001-41534
S-4 Open Document | Data Open Filing 13 Nov 2023 333-275506
425 Open Document Open Filing 24 Oct 2023 001-41534
8-K Open Document | Data Open Filing 24 Oct 2023 23 Oct 2023 001-41534
8-K Open Document | Data Open Filing 18 Oct 2023 18 Oct 2023 001-41534
10-Q Open Document | Data Open Filing 16 Aug 2023 30 Jun 2023 001-41534
NT 10-Q Open Document Open Filing 15 Aug 2023 30 Jun 2023 001-41534
8-K Open Document | Data Open Filing 18 Jul 2023 18 Jul 2023 001-41534
10-Q Open Document | Data Open Filing 15 May 2023 31 Mar 2023 001-41534
10-K Open Document | Data Open Filing 17 Apr 2023 31 Dec 2022 001-41534
NT 10-K Open Document Open Filing 31 Mar 2023 31 Dec 2022 001-41534
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 14 Feb 2023 005-93794
SC 13G Open Document Open Filing TENK 13G 10 Feb 2023 005-93794
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 08 Feb 2023 005-93794
SC 13G/A Open Document Open Filing TENKU13GAMEND 08 Feb 2023 005-93794
8-K Open Document | Data Open Filing 06 Dec 2022 06 Dec 2022 001-41534
10-Q Open Document | Data Open Filing 28 Nov 2022 30 Sep 2022 001-41534
SC 13D Open Document Open Filing 28 Oct 2022 005-93794
8-K Open Document Open Filing 24 Oct 2022 24 Oct 2022 001-41534
SC 13G Open Document Open Filing SCHEDULE 13G 20 Oct 2022 005-93794
8-K Open Document Open Filing 19 Oct 2022 13 Oct 2022 001-41534
SC 13G Open Document Open Filing 19 Oct 2022 005-93794
424B4 Open Document Open Filing 14 Oct 2022 333-256271
EFFECT Open Document Open Filing 13 Oct 2022 333-256271
3 Open Document Open Filing 13 Oct 2022 13 Oct 2022
3 Open Document Open Filing 13 Oct 2022 13 Oct 2022
3 Open Document Open Filing 13 Oct 2022 13 Oct 2022
3 Open Document Open Filing 13 Oct 2022 13 Oct 2022
3 Open Document Open Filing 13 Oct 2022 13 Oct 2022
CERT Open Document Open Filing 13 Oct 2022 001-41534
8-A12B Open Document Open Filing 13 Oct 2022 001-41534
CORRESP Open Document Open Filing 11 Oct 2022
CORRESP Open Document Open Filing 11 Oct 2022
S-1/A Open Document Open Filing 12 Sep 2022 333-256271
CORRESP Open Document Open Filing 29 Jul 2022
S-1/A Open Document Open Filing 29 Jul 2022 333-256271
UPLOAD Open Document Open Filing 26 Jul 2022
S-1/A Open Document Open Filing 24 May 2022 333-256271
CORRESP Open Document Open Filing 12 May 2022
CORRESP Open Document Open Filing 12 May 2022
S-1/A Open Document Open Filing 11 May 2022 333-256271
CORRESP Open Document Open Filing 11 May 2022
CORRESP Open Document Open Filing 11 May 2022
S-1/A Open Document Open Filing 01 Apr 2022 333-256271
CORRESP Open Document Open Filing 08 Mar 2022
S-1/A Open Document Open Filing 08 Mar 2022 333-256271
UPLOAD Open Document Open Filing 14 Sep 2021
CORRESP Open Document Open Filing 20 Aug 2021
S-1/A Open Document Open Filing 20 Aug 2021 333-256271
UPLOAD Open Document Open Filing 19 Jul 2021
S-1/A Open Document Open Filing 30 Jun 2021 333-256271
CORRESP Open Document Open Filing 29 Jun 2021
UPLOAD Open Document Open Filing 16 Jun 2021
S-1 Open Document Open Filing 19 May 2021 333-256271