AST SpaceMobile, Inc. (ASTS) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: May 11, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 84.46% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
290M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

ASTS currently has 291M outstanding shares. with minimal authorized share overhang for future dilution. The company has significantly diluted shareholders by 84.46% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 11, 2026

10-Q filing | 290.7M shares outstanding

290M 0
Nov 10, 2025

10-Q filing | 272.8M shares outstanding

270M 0
Aug 11, 2025

10-Q filing | 269.1M shares outstanding

270M 0
Jul 31, 2025

8-K filing: AST SpaceMobile, Inc. completed the repurchase of $135.0 million principal amount of its outstanding 4.25% convertible senior notes due 2032 and also completed a registered direct offering of 5,775,635 shares of its Class A common stock at a price of $60.06 per share.

220M 0
Jul 03, 2025

8-K filing: AST SpaceMobile repurchased $225 million principal amount of its convertible notes, removing approximately 8.3 million underlying shares of common stock. The company also completed a registered direct offering of 9,450,268 shares of its Class A common stock at a price of $53.22 per share.

220M 0
Jun 26, 2025

8-K filing: AST SpaceMobile, Inc. will receive long-term access to up to 45 MHz of lower mid-band spectrum in the United States and Canada for direct-to-device satellite applications through a transaction with Ligado Networks LLC, which has been approved by the U.S. Bankruptcy Court.

220M 0
May 12, 2025

10-Q filing | 224.0M shares outstanding

220M 0
Mar 24, 2025

8-K filing: AST SpaceMobile, Inc. entered into definitive agreements with Ligado Networks LLC, Cerberus Capital Management, L.P., and Fortress Credit Advisors LLC, including a framework agreement, collaboration agreement, usage rights agreement, governance side letter, and warrant issuance for approximately 4.7 million shares of Class A common stock.

230M 0
Mar 03, 2025

10-K filing | 227.1M shares outstanding

230M 0
Jan 27, 2025

8-K filing: AST SpaceMobile, Inc. completed a private offering of $460 million aggregate principal amount of 4.25% Convertible Senior Notes due 2032, which includes the exercise in full of the initial purchasers' option to purchase up to an additional $60 million principal amount of the Notes.

200M 9M
Jan 22, 2025

8-K filing: The Company issued a notice to convert approximately $148.5 million of 2034 Convertible Notes into approximately 25.8 million shares of its Class A Common Stock at a conversion price of $5.75 per share.

200M 9M
Jan 07, 2025

8-K filing: AST SpaceMobile, Inc., through its subsidiary AST & Science, LLC, entered into a Strategic Collaboration Term Sheet with Ligado Networks LLC to gain access to up to 45 MHz of lower mid-band spectrum in the United States, involving potential payments in cash or Class A common stock and warrants exercisable for Class A common stock.

200M 9M
Nov 14, 2024

10-Q filing | 200.3M shares outstanding

200M 9M
Aug 14, 2024

10-Q filing | 141.2M shares outstanding

140M 68M
Jul 03, 2024

S-3/A filing: This S-3/A filing relates to the resale of 10,445,200 shares of Class A Common Stock by the selling stockholder.

140M 70M
Jun 11, 2024

S-3 filing: This prospectus relates to the resale from time to time of an aggregate of 10,445,200 shares of Class A Common Stock issued in connection with the Antares Reorganization and in exchange for shares of the Company previously registered under the Securities Act on Form S-3.

140M 70M
May 15, 2024

10-Q filing | 139.6M shares outstanding

140M 59M
Apr 01, 2024

10-K filing | 138.1M shares outstanding

140M 61M
Jan 29, 2024

8-K filing: AST SpaceMobile, Inc. closed its offering of 32,258,064 shares of Class A common stock on January 23, 2024, and the underwriters exercised their option to purchase an additional 4,838,709 shares, which closed on January 29, 2024, raising net proceeds of $14.1 million before offering expenses. ($14.1M proceeds)

90M 110M
Jan 23, 2024

8-K filing: The Company closed its previously announced offering of 32,258,064 shares of Class A Common Stock, raising net proceeds before offering expenses of $94.0 million and granted the underwriters a 30-day option to purchase up to an additional 4,838,709 shares of Class A Common Stock, which would raise an additional $14.1 million in net proceeds before offering expenses. ($94.0M proceeds)

90M 110M
Nov 14, 2023

10-Q filing | 89.5M shares outstanding

90M 110M
Aug 14, 2023

10-Q filing | 89.5M shares outstanding

89M 110M
Jun 30, 2023

8-K filing: AST SpaceMobile, Inc. closed its offering of 12,500,000 shares of Class A Common Stock, raising net proceeds of approximately $56.9 million. ($0.0M proceeds)

72M 130M
May 15, 2023

10-Q filing | 71.8M shares outstanding

72M 130M
Mar 31, 2023

10-K filing | 71.9M shares outstanding

72M 130M
Dec 15, 2022

POS AM filing: SpaceMobile, Inc. removes from registration all of the Securities that remain unsold under the Previous Registration Statement as of the date hereof.

53M 150M
Dec 02, 2022

8-K filing: AST SpaceMobile closed its offering of 13,636,364 shares of Class A Common Stock, raising gross proceeds of $75.0 million. ($75.0M proceeds)

53M 150M
Nov 14, 2022

10-Q filing | 53.2M shares outstanding

53M 150M
Oct 31, 2022

S-3 filing: This is an S-3 filing for the registration of up to $500,000,000 of various securities including Class A common stock, preferred stock, debt securities, warrants, depositary shares, subscription rights, purchase contracts and units.

52M 150M
Aug 15, 2022

10-Q filing | 51.9M shares outstanding

52M 150M
Jun 10, 2022

S-3 filing: The filing registers up to $500,000,000 of Class A common stock, preferred stock, and debt securities.

52M 150M
Jun 10, 2022

S-3/A filing: This prospectus relates to the offer and resale of up to 10,087,876 shares of Class A common stock by B. Riley Principal Capital, LLC, with the company potentially receiving up to $75,000,000 in aggregate gross proceeds from sales of Class A Common Stock to the Selling Stockholder.

52M 150M
Jun 10, 2022

S-3 filing: This S-3 filing relates to the resale of Class A Common Stock and warrants by Selling Stockholders. The company will not receive any proceeds from the offering.

52M 150M
May 23, 2022

S-1/A filing: This S-1/A filing registers for resale 10,087,876 shares of Class A Common Stock by a selling stockholder and indicates the company may sell up to $75,000,000 of Class A Common Stock under a purchase agreement.

52M 150M
May 16, 2022

10-Q filing | 51.9M shares outstanding

52M 140M
May 06, 2022

8-K filing: AST SpaceMobile, Inc. entered into a Common Stock Purchase Agreement with B. Riley Principal Capital, LLC, allowing the Company to sell up to $75,000,000 of newly issued shares of Class A common stock.

52M 140M
Mar 31, 2022

10-K filing | 51.8M shares outstanding

52M 140M
Nov 15, 2021

10-Q filing | 51.7M shares outstanding

52M 140M
Aug 16, 2021

10-Q filing | 51.7M shares outstanding

52M 140M
Jun 25, 2021

S-1 filing: This S-1 filing relates to the possible issuance of up to 141,538,066 shares of Class A common stock in exchange for units of ownership interest in AST & Science, LLC, and the possible resale of such shares by selling stockholders.

52M 140M
May 18, 2021

10-Q filing | 51.7M shares outstanding

52M 0
May 13, 2021

S-1/A filing: This prospectus relates to the resale of Class A common stock and warrants by selling stockholders and the issuance of Class A Common Stock upon the exercise of outstanding public warrants.

1.3M 46M
May 06, 2021

S-1 filing: This prospectus relates to the resale of Class A common stock and warrants by selling stockholders and the issuance of shares of Class A common stock upon the exercise of outstanding public warrants.

1.3M 46M
Apr 12, 2021

8-K filing: The company completed a business combination and related agreements, including the sale of unregistered securities, amendments to the Certificate of Incorporation and Bylaws, and other agreements with equity holders. ($230.01M proceeds)

1.3M 0
Mar 01, 2021

10-K filing | 1.3M shares outstanding

1.3M 0
Nov 13, 2020

10-Q filing | 1.3M shares outstanding

1.3M 0
Aug 13, 2020

10-Q filing | 1.3M shares outstanding

1.3M 0
May 14, 2020

10-Q filing | 1.3M shares outstanding

1.3M 0
Mar 30, 2020

10-K filing | 1.3M shares outstanding

1.3M 0
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