Citius Oncology, Inc. SEC filings CTOR

Citius Oncology, Inc. has 268 filings in SEC EDGAR's recent list, going back to May 19, 2021. Its latest annual report, Form ARS, was filed on Aug 26, 2026 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (other events). The company's fiscal year ends on September 30.

Citius Oncology, Inc. SEC filings
Form Description Filed Period
3 Initial insider ownership Aug 14, 2026 Aug 10, 2026
SCHEDULE 13G/A Amended ownership over 5% (passive) Aug 14, 2026 —
SCHEDULE 13D/A Amended ownership over 5% (active) Jun 4, 2026 —
SCHEDULE 13G/A Amended ownership over 5% (passive) May 15, 2026 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Feb 17, 2026 —
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
4/A Ownership document Dec 22, 2025 Sep 19, 2025
SCHEDULE 13D/A Amended ownership over 5% (active) Dec 17, 2025 —
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
4/A Filing Dec 1, 2025 Sep 19, 2025
SCHEDULE 13G Ownership over 5% (passive) Nov 14, 2025 —
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
4 Insider transaction Sep 23, 2025 Sep 19, 2025
SCHEDULE 13D/A Amended ownership over 5% (active) Sep 12, 2025 —
4 Insider transaction Aug 7, 2025 Jul 28, 2025
SCHEDULE 13D/A Amended ownership over 5% (active) Jul 25, 2025 —
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
4 Insider transaction Dec 16, 2024 Dec 12, 2024
SC 13G/A Amended ownership over 5% (passive) Nov 6, 2024 —
SC 13G/A Amended ownership over 5% (passive) Sep 5, 2024 —
4/A Filing Aug 30, 2024 Aug 12, 2024
4/A Filing Aug 30, 2024 Aug 12, 2024
4/A Filing Aug 30, 2024 Aug 12, 2024
4/A Filing Aug 30, 2024 Aug 12, 2024
SC 13D Ownership over 5% (active) Aug 16, 2024 —
4 Insider transaction Aug 16, 2024 Aug 12, 2024
3 Initial insider ownership Aug 16, 2024 Aug 12, 2024
SC 13D/A Amended ownership over 5% (active) Aug 15, 2024 —
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
4 Insider transaction Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
3 Initial insider ownership Aug 14, 2024 Aug 12, 2024
SC 13G/A Amended ownership over 5% (passive) Mar 7, 2024 —
SC 13G Ownership over 5% (passive) Feb 13, 2024 —
SC 13G Ownership over 5% (passive) Feb 13, 2024 —
SC 13G Ownership over 5% (passive) Feb 8, 2024 —
SC 13G/A Amended ownership over 5% (passive) Feb 5, 2024 —
SC 13G/A Amended ownership over 5% (passive) Feb 14, 2023 —
SC 13G Ownership over 5% (passive) Feb 10, 2023 —
SC 13G/A Amended ownership over 5% (passive) Feb 8, 2023 —
SC 13G/A Amended ownership over 5% (passive) Feb 8, 2023 —
SC 13D Ownership over 5% (active) Oct 28, 2022 —
SC 13G Ownership over 5% (passive) Oct 20, 2022 —
SC 13G Ownership over 5% (passive) Oct 19, 2022 —
3 Initial insider ownership Oct 13, 2022 Oct 13, 2022
3 Initial insider ownership Oct 13, 2022 Oct 13, 2022
3 Initial insider ownership Oct 13, 2022 Oct 13, 2022
3 Initial insider ownership Oct 13, 2022 Oct 13, 2022
3 Initial insider ownership Oct 13, 2022 Oct 13, 2022

Showing 94 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Pharmaceutical Preparations (SIC 2834)
Listed as
CTOR (Nasdaq)
Fiscal year ends
September 30
Incorporated in
DE
Headquarters
Cranford, NJ
SEC filer status
, Emerging growth company
SEC CIK
1851484
Former names
TenX Keane Acquisition (until Aug 5, 2024)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.