CITIUS ONCOLOGY, INC. (CTOR) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 29, 2026

Risk Assessment Details

Potential Dilution: 98.36% of current shares
Recent Dilution: 2830.28% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
93M
Potential Supply
91M
Additional shares possible
Splits
None
Past 2 years

Summary

CTOR currently has 93M outstanding shares. with significant dilution risk as 91.5M authorized shares could dilute existing holders by 98.4%. The company has significantly diluted shareholders by 2830.28% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 29, 2026

S-3 filing: The filing covers the potential resale of up to 32,931,482 shares of common stock by selling stockholders, consisting of shares underlying various warrants and a conversion option.

93M 91M
May 15, 2026

10-Q filing | 100.0M shares outstanding

100M 59M
May 06, 2026

8-K filing: Citius Oncology, Inc. entered into a warrant inducement agreement, a Third Amendment to Promissory Note, and a Loan and Security Agreement on May 5, 2026. ($11.5M proceeds)

85M 59M
Jan 05, 2026

S-3 filing: This prospectus relates to the sale or other disposition from time to time of (i) up to 21,656,620 shares of our common stock issuable upon the exercise of warrants (the "Warrants"), (ii) up to 15,299,358 shares of our common stock issuable upon the exercise of Pre-Funded Warrants (the "Pre-Funded Warrants"), and (iii) up to 2,859,501 shares of our common stock issuable upon the exercise of warrants issued to placement agents (the "Placement Agent Warrants") all held by the selling stockholders named in this prospectus (the "Selling Stockholders"), including their transferees, pledgees, donees or successors.

85M 59M
Dec 23, 2025

10-K filing | 84.8M shares outstanding

85M 19M
Dec 10, 2025

8-K filing: Citius Oncology, Inc. completed a registered direct offering and concurrent private placement, selling 1,284,404 shares of common stock at $1.09 per share and issuing pre-funded warrants to purchase up to 15,229,358 shares, resulting in gross proceeds of approximately $18.0 million.

78M 19M
Sep 02, 2025

S-3 filing: The company may offer and sell from time to time up to $200,000,000 of its shares of common stock, shares of preferred stock, debt securities, warrants, rights to purchase common stock, preferred stock, debt securities or units, in one or more offerings in amounts, at prices and on terms that it will determine at the time of offering.

78M 19M
Aug 12, 2025

10-Q filing | 71.6M shares outstanding

72M 12M
Jul 18, 2025

8-K filing: Citius Oncology, Inc. completed a public offering of 6,818,182 shares of common stock and warrants to purchase up to 6,818,182 shares at a combined price of $1.32 per unit, resulting in net proceeds of approximately $7.44 million.

72M 12M
Jul 14, 2025

S-1 filing: This is an offering of up to $15 million of shares of Common Stock (or Pre-Funded Warrant in lieu thereof) and Warrants to purchase up to $15 million of shares of Common Stock by Citius Oncology Inc.

72M 12M
Jul 14, 2025

S-1/A filing: The filing is an S-1/A amendment for an offering of common stock, warrants, and pre-funded warrants with Maxim Group LLC as the placement agent.

72M 12M
May 14, 2025

10-Q filing | 71.6M shares outstanding

72M 6.4M
Feb 14, 2025

10-Q filing | 71.6M shares outstanding

72M 6.4M
Dec 27, 2024

10-K filing | 68.1M shares outstanding

68M 6.4M
Aug 16, 2024

8-K filing: TenX issued 119,500 shares of Common Stock to the Sponsor for amounts outstanding under promissory notes and Citius Pharma issued a promissory note to the Sponsor which converted into 128,854 shares of Company Common Stock.

2.4M 6.4M
Aug 09, 2024

10-Q filing | 2.4M shares outstanding

2.4M 6.4M
Aug 05, 2024

8-K filing: Holders of 4,297,828 TenX Ordinary Shares exercised their rights to have such shares redeemed for approximately $11.46 per share, totaling $49,265,965.44. ($49.27M proceeds)

6.7M 6.4M
Jun 06, 2024

8-K filing: TenX Keane Acquisition redeemed 2,287,923 ordinary shares for cash at $10.90 per share, totaling approximately $24.9 million, and subsequently made additional payments of $268,645 to cover the difference based on an adjusted redemption price of $11.02 per share. ($24.9M proceeds)

6.7M 6.4M
May 20, 2024

10-Q filing | 6.7M shares outstanding

6.7M 6.4M
Apr 16, 2024

10-K filing | 6.6M shares outstanding

6.6M 6.4M
Jan 18, 2024

8-K filing: TenX Keane Acquisition's shareholders approved an extension to the date by which the Company has to consummate a business combination, and Citius Pharma deposited $200,000 into the Trust Account for the first extension period in connection with a merger agreement. ($24.9M proceeds)

6.7M 6.4M
Nov 20, 2023

10-Q filing | 8.9M shares outstanding

8.9M 6.4M
Oct 24, 2023

8-K filing: TenX Keane Acquisition entered into a Merger Agreement with Citius Pharmaceuticals and Citius Oncology, where Merger Sub will merge with Citius Oncology, resulting in the issuance of 67,500,000 shares of New Citius Oncology Common Stock to holders of Citius Oncology capital stock. ($675.0M proceeds)

8.9M 6.4M
Aug 16, 2023

10-Q filing | 8.9M shares outstanding

8.9M 6.4M
May 15, 2023

10-Q filing | 8.9M shares outstanding

8.9M 6.4M
Apr 17, 2023

10-K filing | 8.9M shares outstanding

8.9M 6.4M
Nov 28, 2022

10-Q filing | 8.9M shares outstanding

8.9M 6.4M
Oct 24, 2022

8-K filing: TenX Keane Acquisition consummated its initial public offering of 6,600,000 units at $10.00 per unit, generating gross proceeds of $66,000,000, and a private placement of 394,000 units to the Sponsor at $10.00 per unit, generating gross proceeds of $3,940,000. ($69.94M proceeds)

1.7M 6.4M
Oct 19, 2022

8-K filing: TenX Keane Acquisition consummated its initial public offering of 6,600,000 units at $10.00 per unit, generating gross proceeds of $66,000,000, and simultaneously consummated a private placement of 394,000 units to the Sponsor at $10.00 per unit, generating total proceeds of $3,940,000. ($69.94M proceeds)

1.7M 6.4M
Sep 12, 2022

S-1/A filing: TenX Keane Acquisition is offering 6,000,000 units at $10.00 per unit, each consisting of one ordinary share and one right, in an initial public offering. The sponsor has agreed to purchase 370,000 private placement units at $10.00 per unit.

1.7M 6.4M
Jul 29, 2022

S-1/A filing: TenX Keane Acquisition is offering 6,000,000 units at $10.00 per unit in an initial public offering, with each unit consisting of one ordinary share and one right, and the sponsor has agreed to purchase additional units in a private placement.

1.7M 6M
May 24, 2022

S-1/A filing: TenX Keane Acquisition is a blank check company planning an initial public offering of 6,000,000 units at $10.00 per unit, with each unit consisting of one ordinary share and one right to receive one-tenth of one ordinary share upon consummation of an initial business combination.

1.7M 6.4M
May 11, 2022

S-1/A filing: Initial public offering of units, each consisting of one ordinary share and one right, by TenX Keane Acquisition, a blank check company, with a proposed offering amount of $60,000,000.

N/A 6.4M
Apr 01, 2022

S-1/A filing: The company is offering 6,000,000 units, each consisting of one ordinary share and one right to receive one-tenth of one ordinary share upon consummation of the initial Business Combination, at an offering price of $10.00 per Firm Unit.

N/A 6M
Mar 08, 2022

S-1/A filing: Initial public offering of units of a blank check company, each unit consisting of one ordinary share and one right to receive one-tenth of one ordinary share upon consummation of an initial business combination.

N/A 6M
Aug 20, 2021

S-1/A filing: TenX Keane Acquisition is offering 5,000,000 units at $10.00 per unit for a total of $50,000,000.

N/A 5M
Jun 30, 2021

S-1/A filing: Initial public offering of 5,000,000 units at $10.00 per unit for a total of $50,000,000. Each unit consists of one Class A ordinary share and one right to receive one-tenth of one Class A ordinary share upon consummation of an initial business combination.

N/A 5M
May 19, 2021

S-1 filing: Initial public offering of 5,000,000 units at $10.00 per unit for a total of $50,000,000.

N/A 5M
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