# EDGAR Filing Document

**Accession Number:** 0001851484
**File Stem:** 0001213900-25-078018
**Filing Date:** 2025-8
**Character Count:** 4156
**Document Hash:** a824874a62abf4d1e2c6f86dd3536ddd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-078018.hdr.sgml**: 20250818

**ACCESSION NUMBER**: 0001213900-25-078018

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20250818

**ITEM INFORMATION**: Other Events

**FILED AS OF DATE**: 20250818

**DATE AS OF CHANGE**: 20250818

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CITIUS ONCOLOGY, INC.
- **CENTRAL INDEX KEY:** 0001851484
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41534
- **FILM NUMBER:** 251228934

**BUSINESS ADDRESS:**
- **STREET 1:** 11 COMMERCE DRIVE
- **STREET 2:** 1ST FLOOR
- **CITY:** CRANFORD
- **STATE:** NJ
- **ZIP:** 07016
- **BUSINESS PHONE:** (908) 967-6677

**MAIL ADDRESS:**
- **STREET 1:** 420 LEXINGTON AVE,
- **STREET 2:** SUITE 2446
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10017

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** TenX Keane Acquisition
- **DATE OF NAME CHANGE:** 20210315

?xml version='1.0' encoding='ASCII'?

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

**FORM 8-K**

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) <u>August 18, 2025</u>

**<u>Citius Oncology, Inc.</u>**

(Exact name of registrant as specified in its charter)

<u>Delaware</u>

(State or other jurisdiction of incorporation)

<u>001-41534</u> <u>99-4362660</u> <br> (Commission File Number) (IRS Employer Identification No.)

<u>11 Commerce Drive, 1st Floor, Cranford, NJ</u> <u>07016</u> <br> (Address of principal executive offices) (Zip Code)

Registrant's telephone number, including area code <u>(908) 967-6677</u>

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered |
| Common Stock | CTOR | The Nasdaq Capital Market |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

**Item 8.01 Other Events.**

Citius Oncology, Inc. today filed a prospectus supplement to its registration statement on Form S-1 that was declared effective on July 15, 2025, pursuant to which it sold common stock and warrants in a public offering on July 17, 2025. The prospectus supplement is necessary to keep the registration statement current with Citius Oncology's recently filed Quarterly Report on Form 10-Q because Citius Oncology is not yet eligible to incorporate by reference into the Form S-1 registration statement.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | |
|:---|:---|
|  | **CITIUS ONCOLOGY, INC.** |
| Date: <u>August 18, 2025</u> | /s/ Leonard Mazur |
|  | Leonard Mazur |
|  | Chairman and Chief Executive Officer |

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