Matinas BioPharma Holdings, Inc. (MTNB) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 08, 2026

Risk Assessment Details

Potential Dilution: 295.74% of current shares
Recent Dilution: 31.5% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
6.4M
Potential Supply
19M
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

MTNB currently has 6.41M outstanding shares. with significant dilution risk as 18.9M authorized shares could dilute existing holders by 295.7%. The company has significantly diluted shareholders by 31.5% 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 08, 2026

10-Q filing | 6.4M shares outstanding

6.4M 19M
Mar 31, 2026

10-K filing | 6.4M shares outstanding

6.4M 19M
Nov 10, 2025

10-Q filing | 6.4M shares outstanding

6.4M 19M
Aug 18, 2025

8-K filing: Matinas BioPharma Holdings, Inc. issued 466,666 shares of common stock in exchange for warrants to purchase the same number of shares, with the warrants subsequently cancelled.

5.1M 20M
May 15, 2025

10-Q filing | 5.1M shares outstanding

5.1M 20M
Apr 22, 2025

S-3 filing: This S-3 filing relates to the resale of up to 16,894,212 shares of common stock by selling stockholders, consisting of shares issuable upon conversion of preferred stock and exercise of warrants issued in a private placement.

5.1M 20M
Apr 15, 2025

10-K filing | 4.9M shares outstanding

4.9M 3.6M
Apr 08, 2025

8-K filing: Matinas BioPharma Holdings, Inc. completed the second and final closing of a private placement, selling 1,650 shares of Series C Convertible Preferred Stock and accompanying Warrants for gross proceeds of $1.65 million. ($0.0M proceeds)

5M 3.4M
Feb 13, 2025

8-K filing: Matinas BioPharma Holdings, Inc. entered into a Securities Purchase Agreement to issue and sell 3,300 shares of Series C Convertible Preferred Stock and warrants to purchase common stock in a private placement, with an initial closing of 1,650 shares of Preferred Stock and warrants for gross proceeds of $1.65 million. ($3.3M proceeds)

5M 3.4M
Nov 13, 2024

10-Q filing | 5.0M shares outstanding

5M 3.4M
Aug 30, 2024
Stock Split

8-K filing: Stock split 1-for-50 | Outstanding: 249,350,963 → 4,987,019

5M 0
Aug 14, 2024

10-Q filing | 249.4M shares outstanding

250M 170M
May 09, 2024

10-Q filing | 250.8M shares outstanding

250M 170M
Apr 05, 2024

8-K filing: Matinas BioPharma Holdings, Inc. entered into a securities purchase agreement for the sale and issuance of 33,333,334 shares of common stock and warrants to purchase up to 33,333,334 shares at a price of $0.30 per share and accompanying warrant, resulting in gross proceeds of approximately $10 million. ($20.0M proceeds)

220M 210M
Mar 27, 2024

10-K filing | 217.3M shares outstanding

220M 210M
Nov 08, 2023

10-Q filing | 217.3M shares outstanding

220M 210M
Aug 09, 2023

10-Q filing | 217.3M shares outstanding

220M 210M
Jun 09, 2023

S-3 filing: The company is filing an S-3 to offer and sell, from time to time in one or more offerings, any combination of common stock, preferred stock, warrants, debt securities, subscription rights or units having an aggregate initial offering price not exceeding $200,000,000.

220M 210M
May 10, 2023

10-Q filing | 217.3M shares outstanding

220M 210M
Mar 15, 2023

10-K filing | 216.8M shares outstanding

220M 210M
Nov 02, 2022

10-Q filing | 216.9M shares outstanding

220M 210M
Aug 11, 2022

10-Q filing | 216.9M shares outstanding

220M 210M
May 12, 2022

10-Q filing | 216.6M shares outstanding

220M 210M
Mar 08, 2022

10-K filing | 216.9M shares outstanding

220M 210M
Nov 08, 2021

10-Q filing | 216.2M shares outstanding

220M 210M
Aug 10, 2021

10-Q filing | 214.7M shares outstanding

210M 210M
May 10, 2021

10-Q filing | 204.3M shares outstanding

200M 220M
Mar 29, 2021

10-K filing | 204.3M shares outstanding

200M 220M
Nov 06, 2020

10-Q filing | 199.2M shares outstanding

200M 220M
Aug 10, 2020

10-Q filing | 198.9M shares outstanding

200M 220M
Jul 27, 2020

S-3/A filing: The filing is an S-3/A form indicating a potential offering of common stock, preferred stock, warrants, debt securities, subscription rights or units with an aggregate initial offering price not exceeding $200,000,000, and common stock offered by us: Shares of our common stock having an aggregate offering price of up to $50,000,000.

160M 260M
Jul 02, 2020

S-3 filing: The company is filing an S-3 to offer and sell, from time to time in one or more offerings, any combination of common stock, preferred stock, warrants, debt securities, subscription rights or units having an aggregate initial offering price not exceeding $200,000,000.

160M 260M
May 11, 2020

10-Q filing | 163.2M shares outstanding

160M 0
Mar 09, 2020

10-K filing | 113.3M shares outstanding

110M 0
Jan 10, 2020

8-K filing: Matinas BioPharma Holdings, Inc. entered into an underwriting agreement with Piper Sandler & Co. for the offering, issuance, and sale of 32,260,000 shares of common stock at a price of $1.55 per share, with expected net proceeds of approximately $46.5 million. ($49.99M proceeds)

N/A 0
Weekly Research

Get Weekly Super Stonk Alerts

Never miss a squeeze opportunity. Get our weekly analysis of high short interest stocks, AI-discovered gems, and dilution warnings delivered to your inbox.

No spam Unsubscribe anytime