Acurx Pharmaceuticals, Inc. (ACXP) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 11, 2026

Risk Assessment Details

Potential Dilution: 158.34% of current shares
Recent Dilution: 208.17% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
3.4M
Potential Supply
5.4M
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

ACXP currently has 3.39M outstanding shares. with significant dilution risk as 5.37M authorized shares could dilute existing holders by 158.3%. The company has significantly diluted shareholders by 208.17% over the past 2 years, indicating aggressive capital raising. Recent corporate actions include 1 stock split (positive for accessibility) and 1 reverse split (concerning signal).

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 11, 2026

10-Q filing | 3.4M shares outstanding

3.4M 5.4M
May 04, 2026

S-1 filing: This prospectus relates to the resale of up to 1,300,000 shares of common stock by Lincoln Park Capital Fund, LLC.

4.3M 5.4M
May 04, 2026

S-1 filing: Acurx Pharmaceuticals, Inc. is offering up to 1,650,170 shares of common stock issuable upon exercise of series H warrants by selling stockholders.

2.3M 4.1M
Apr 16, 2026

8-K filing: Acurx Pharmaceuticals, Inc. entered into a Securities Purchase Agreement to issue and sell 816,068 shares of common stock at $3.03 per share and pre-funded warrants to purchase up to 9,017 shares of common stock at $3.029 per share in a registered direct offering, along with series H common warrants to purchase up to 1,650,170 shares of common stock in a concurrent private placement, for aggregate gross proceeds of approximately $2.5 million. ($2.5M proceeds)

2.3M 2.4M
Mar 12, 2026

10-K filing | 2.3M shares outstanding

2.3M 2.4M
Oct 20, 2025

S-1 filing: This S-1 filing describes a biopharmaceutical company's business, risks, and an offering for resale of common stock by Lincoln Park Capital Fund, LLC, under a previously established purchase agreement.

2.1M 2.4M
Aug 11, 2025

10-Q filing | 1.5M shares outstanding

1.5M 1.8M
Aug 04, 2025
Stock Split

8-K filing: Stock split 1-for-20 | Outstanding: 23,481,606 → 1,174,080

1.2M 1.8M
Jul 15, 2025

S-1 filing: The selling stockholders of Acurx Pharmaceuticals, Inc. may offer and resell up to 9,157,596 shares of common stock consisting of shares issuable upon exercise of series G-1 warrants, series G-2 warrants and placement agent warrants.

23M 37M
Jul 09, 2025

S-3 filing: Acurx Pharmaceuticals files an S-3 to offer up to $50,000,000 in common stock, preferred stock, and debt securities, either individually or in units, with the possibility of offering common stock or preferred stock upon conversion or exchange of debt securities.

23M 27M
Jun 20, 2025

8-K filing: Acurx Pharmaceuticals, Inc. entered into a warrant inducement agreement with a Holder, who exercised Existing Warrants to purchase 4,445,435 shares of Common Stock at $0.60 per share, in consideration for the Company's agreement to issue new warrants to purchase up to 8,890,870 shares of Common Stock. ($2.67M proceeds)

23M 27M
May 21, 2025

S-1 filing: This S-1 filing relates to the resale of up to 10,899,258 shares of Acurx Pharmaceuticals, Inc.'s common stock by Lincoln Park Capital Fund, LLC, with the company not receiving any proceeds from the sale.

23M 27M
May 12, 2025

10-Q filing | 22.4M shares outstanding

22M 17M
May 08, 2025

8-K filing: Acurx Pharmaceuticals, Inc. entered into a purchase agreement with Lincoln Park Capital Fund, LLC, pursuant to which Lincoln Park committed to purchase up to $12.0 million in shares of common stock and issued 899,258 shares of common stock to Lincoln Park in consideration for its commitment to purchase shares under the Purchase Agreement.

16M 17M
Apr 04, 2025

S-1 filing: Acurx Pharmaceuticals, Inc. is offering 8,399,700 shares of common stock issuable upon exercise of warrants held by selling stockholders.

16M 17M
Mar 17, 2025

10-K filing | 16.2M shares outstanding

16M 8.2M
Mar 17, 2025

POS AM filing: The selling stockholders of Acurx Pharmaceuticals may offer and resell up to 2,610,841 shares of common stock consisting of shares issuable upon exercise of series E warrants and placement agent warrants.

16M 8.2M
Mar 10, 2025

8-K filing: Acurx Pharmaceuticals, Inc. agreed to issue and sell 2,150,000 shares of common stock at $0.40 per share and pre-funded warrants to purchase up to 595,000 shares of common stock at $0.3999 per share in a registered direct offering, along with series F common warrants to purchase up to an aggregate of 8,235,000 shares of common stock at an exercise price of $0.40 per share in a concurrent private placement. ($1.1M proceeds)

16M 11M
Jan 31, 2025

S-1 filing: Acurx Pharmaceuticals, Inc. is registering the resale of 2,610,841 shares of its common stock by selling stockholders, consisting of shares issuable upon exercise of series E warrants and placement agent warrants.

16M 11M
Jan 07, 2025

8-K filing: Acurx Pharmaceuticals, Inc. completed a registered direct offering of 2,463,058 shares of common stock at $1.015 per share, resulting in gross proceeds of approximately $2.5 million, and also issued warrants to purchase up to 2,463,058 shares of common stock and warrants to Wainwright to purchase 147,783 shares of common stock. ($2.5M proceeds)

16M 8.2M
Nov 12, 2024

10-Q filing | 16.4M shares outstanding

16M 8.2M
Aug 08, 2024

10-Q filing | 15.8M shares outstanding

16M 8.2M
May 14, 2024

10-Q filing | 15.5M shares outstanding

15M 8.2M
Apr 17, 2024

RW filing: The company has decided not to pursue the public offering and has requested withdrawal of the registration statement.

16M 8.2M
Mar 29, 2024

S-1/A filing: S-1/A filing for 12,019,230 shares of common stock at a proposed price of $2.08 per share.

16M 29M
Mar 18, 2024

S-1 filing: The filing is an S-1 registration statement for a common stock offering. The last reported sale price of the common stock on March 15, 2024 was $2.72 per share.

16M 8.2M
Mar 15, 2024

10-K filing | 14.5M shares outstanding

14M 8.2M
Nov 13, 2023

10-Q filing | 13.0M shares outstanding

13M 8.2M
Aug 11, 2023

10-Q filing | 12.2M shares outstanding

12M 8.2M
Jun 29, 2023

S-1 filing: Acurx Pharmaceuticals is registering the resale of 2,666,666 shares of common stock issuable upon exercise of warrants held by a selling stockholder.

12M 8.2M
May 17, 2023

8-K filing: Acurx Pharmaceuticals, Inc. entered into a Securities Purchase Agreement to issue and sell 601,851 shares of common stock at $3.00 per share and 731,482 pre-funded warrants at $2.9999 per pre-funded warrant, for gross proceeds of approximately $4.0 million, along with warrants to purchase 2,666,666 shares of common stock at $3.26 per share in a private placement. ($4.0M proceeds)

12M 5.5M
May 12, 2023

10-Q filing | 11.6M shares outstanding

12M 5.5M
Mar 15, 2023

10-K filing | 10.8M shares outstanding

11M 5.5M
Nov 10, 2022

10-Q filing | 11.1M shares outstanding

11M 5.5M
Sep 14, 2022

S-1 filing: Acurx Pharmaceuticals is registering the resale of 2,627,224 shares of common stock issuable upon exercise of warrants by selling stockholders.

10M 5.5M
Aug 12, 2022

10-Q filing | 10.3M shares outstanding

10M 2.9M
Jul 25, 2022

8-K filing: Acurx Pharmaceuticals, Inc. entered into Securities Purchase Agreements to issue and sell common stock and pre-funded warrants in a registered direct offering and a concurrent private placement. ($4.23M proceeds)

7.9M 2.9M
Jul 01, 2022

S-3 filing: Acurx Pharmaceuticals, Inc. files an S-3 form to register an indeterminate number of common stock and preferred stock for an aggregate initial offering price not to exceed $50,000,000.

7.9M 2.9M
May 10, 2022

10-Q filing | 10.2M shares outstanding

10M 2.9M
Mar 16, 2022

10-K filing | 10.2M shares outstanding

10M 2.9M
Nov 12, 2021

10-Q filing | 10.1M shares outstanding

10M 2.9M
Aug 13, 2021

10-Q filing | 9.9M shares outstanding

9.9M 2.9M
Jun 11, 2021

S-1/A filing: Acurx Pharmaceuticals, LLC is offering 2,500,000 shares of common stock on a firm commitment basis, assuming an initial public offering price per share of $6.00.

N/A 2.9M
May 27, 2021

S-1 filing: Acurx Pharmaceuticals, LLC is offering 2,500,000 shares of common stock on a firm commitment basis, assuming an initial public offering price per share of $6.00.

N/A 2.9M
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