# Citius Oncology, Inc.: filings

CTOR · Nasdaq · CIK 1851484 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Sep 30

Pages: [Overview](/companies/ctor.md) · [Financials](/companies/ctor/financials.md) · [Filings](/companies/ctor/filings.md) · [Insiders](/companies/ctor/insiders.md)

## Reports and events: 91 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (8-K 52, 4 30, 4/A 24, CORRESP 18, 3 16, 10-Q 12, UPLOAD 12, 424B3 9, S-1/A 9, EFFECT 7, SC 13G/A 7, SC 13G 6, 425 5, S-4/A 5, 10-K 4, SCHEDULE 13D/A 4, DEF 14A 3, DEF 14C 3, NT 10-Q 3, PRE 14C 3, S-3 3, SCHEDULE 13G/A 3, 424B4 2, 424B5 2, DRS 2, NT 10-K 2, S-1 2, SC 13D 2, SEC STAFF LETTER 2, 10-K/A 1, 25-NSE 1, 8-A12B 1, 8-K/A 1, ARS 1, CERT 1, DEFA14A 1, DEFA14C 1, POS AM 1, PRE 14A 1, S-4 1, S-8 1, SC 13D/A 1, SCHEDULE 13G 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-23 | 16:10 ET | [8-K](/filings/0001213900-26-112109.md) | 8.01 Other events | 0001213900-26-112109 |
| 2026-09-29 | 16:30 ET | [8-K](/filings/0001213900-26-104694.md) | 5.07 Shareholder vote results | 0001213900-26-104694 |
| 2026-08-26 | 09:00 ET | [DEF 14A](/filings/0001213900-26-093757.md) | Proxy statement, period 2026-09-29 | 0001213900-26-093757 |
| 2026-08-14 | 16:35 ET | [10-Q](/filings/0001213900-26-090184.md) | Quarterly report, period 2026-06-30 | 0001213900-26-090184 |
| 2026-08-14 | 16:35 ET | [8-K](/filings/0001213900-26-090182.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-090182 |
| 2026-08-12 | 08:30 ET | [8-K](/filings/0001213900-26-088068.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001213900-26-088068 |
| 2026-08-05 | 09:28 ET | [8-K](/filings/0001213900-26-085434.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-085434 |
| 2026-06-04 | 16:30 ET | [SCHEDULE 13D/A](/filings/0001213900-26-065310.md) | Ownership report, active investor, amended | 0001213900-26-065310 |
| 2026-06-01 | 16:30 ET | [8-K](/filings/0001213900-26-063530.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-063530 |
| 2026-05-15 | 16:44 ET | [8-K](/filings/0001213900-26-057883.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-057883 |
| 2026-05-15 | 16:30 ET | [10-Q](/filings/0001213900-26-057841.md) | Quarterly report, period 2026-03-31 | 0001213900-26-057841 |
| 2026-05-06 | 08:55 ET | [8-K](/filings/0001213900-26-052552.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-052552 |
| 2026-04-29 | 16:41 ET | [8-K](/filings/0001213900-26-049347.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-049347 |
| 2026-04-28 | 17:00 ET | [8-K](/filings/0001213900-26-048629.md) | 3.01 Delisting notice | 0001213900-26-048629 |
| 2026-03-31 | 16:30 ET | [8-K](/filings/0001213900-26-037501.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-037501 |
| 2026-03-10 | 09:11 ET | [8-K](/filings/0001213900-26-025464.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-025464 |
| 2026-03-04 | 09:25 ET | [8-K](/filings/0001213900-26-023440.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-023440 |
| 2026-02-13 | 08:30 ET | [8-K](/filings/0001213900-26-015894.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-015894 |
| 2026-02-13 | 08:00 ET | [10-Q](/filings/0001213900-26-015877.md) | Quarterly report, period 2025-12-31 | 0001213900-26-015877 |
| 2025-12-23 | 16:50 ET | [8-K](/filings/0001213900-25-125418.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-125418 |
| 2025-12-23 | 16:20 ET | [10-K](/filings/0001213900-25-125331.md) | Annual report, period 2025-09-30 | 0001213900-25-125331 |
| 2025-12-17 | 16:10 ET | [SCHEDULE 13D/A](/filings/0001213900-25-122793.md) | Ownership report, active investor, amended | 0001213900-25-122793 |
| 2025-12-10 | 17:29 ET | [8-K](/filings/0001213900-25-120197.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-120197 |
| 2025-12-01 | 17:12 ET | [8-K](/filings/0001213900-25-116764.md) | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-116764 |
| 2025-10-27 | 16:30 ET | [8-K](/filings/0001213900-25-102625.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001213900-25-102625 |
| 2025-10-23 | 17:09 ET | [8-K](/filings/0001213900-25-101737.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001213900-25-101737 |
| 2025-09-26 | 16:30 ET | [DEF 14A](/filings/0001213900-25-092369.md) | Proxy statement, period 2025-10-27 | 0001213900-25-092369 |
| 2025-09-19 | 17:00 ET | [8-K](/filings/0001213900-25-089615.md) | 3.02 Unregistered sale of equity; 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001213900-25-089615 |
| 2025-09-12 | 16:15 ET | [SCHEDULE 13D/A](/filings/0001213900-25-087227.md) | Ownership report, active investor, amended | 0001213900-25-087227 |
| 2025-09-10 | 16:45 ET | [8-K](/filings/0001213900-25-086568.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-086568 |
| 2025-08-18 | 17:26 ET | [8-K](/filings/0001213900-25-078018.md) | 8.01 Other events | 0001213900-25-078018 |
| 2025-08-12 | 16:45 ET | [8-K](/filings/0001213900-25-075014.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-075014 |
| 2025-08-12 | 16:30 ET | [10-Q](/filings/0001213900-25-074992.md) | Quarterly report, period 2025-06-30 | 0001213900-25-074992 |
| 2025-07-25 | 17:00 ET | [SCHEDULE 13D/A](/filings/0001213900-25-067797.md) | Ownership report, active investor, amended | 0001213900-25-067797 |
| 2025-07-18 | 08:01 ET | [8-K](/filings/0001213900-25-065334.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-065334 |
| 2025-07-14 | 17:22 ET | [S-1/A](/filings/0001213900-25-063793.md) | Registration statement, amended | 0001213900-25-063793 |
| 2025-07-14 | 08:31 ET | [S-1](/filings/0001213900-25-063483.md) | Registration statement | 0001213900-25-063483 |
| 2025-06-27 | 17:00 ET | [8-K](/filings/0001213900-25-059084.md) | 8.01 Other events | 0001213900-25-059084 |
| 2025-06-17 | 16:05 ET | [8-K](/filings/0001213900-25-055182.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-055182 |
| 2025-05-14 | 16:30 ET | [10-Q](/filings/0001213900-25-043359.md) | Quarterly report, period 2025-03-31 | 0001213900-25-043359 |
| 2025-05-14 | 16:30 ET | [8-K](/filings/0001213900-25-043363.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-043363 |
| 2025-04-25 | 16:15 ET | [8-K](/filings/0001213900-25-035575.md) | 3.01 Delisting notice | 0001213900-25-035575 |
| 2025-04-03 | 16:15 ET | [8-K](/filings/0001213900-25-028621.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001213900-25-028621 |
| 2025-02-14 | 16:45 ET | [8-K](/filings/0001213900-25-014351.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-014351 |
| 2025-02-14 | 16:30 ET | [10-Q](/filings/0001213900-25-014320.md) | Quarterly report, period 2024-12-31 | 0001213900-25-014320 |
| 2025-02-06 | 09:22 ET | [8-K](/filings/0001213900-25-010748.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-010748 |
| 2025-01-27 | 16:30 ET | [10-K/A](/filings/0001213900-25-007012.md) | Annual report, amended, period 2024-09-30 | 0001213900-25-007012 |
| 2025-01-07 | 09:10 ET | [8-K](/filings/0001213900-25-001407.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-001407 |
| 2025-01-06 | 08:30 ET | [8-K](/filings/0001213900-25-000953.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-000953 |
| 2024-12-27 | 17:10 ET | [8-K](/filings/0001213900-24-113159.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-24-113159 |

Page 1 of 2. [Older](/companies/ctor/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 26, 2026, 16:06 ET. No prices; not investment advice.