ASTROTECH Corp (ASTC) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: May 13, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 7.7% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
1.7M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

ASTC currently has 1.68M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 7.7% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 13, 2026

10-Q filing | 1.7M shares outstanding

1.7M 0
Jan 28, 2026

S-3 filing: Astrotech Corporation may offer and sell, from time to time in one or more offerings, any combination of common stock, preferred stock, debt securities, warrants to purchase common stock, preferred stock or debt securities, or any combination of the foregoing, either individually or as units comprised of one or more of the other securities, having an aggregate initial offering price not exceeding $30,000,000.

1.8M 0
Nov 13, 2025

10-Q filing | 1.7M shares outstanding

1.7M 0
Sep 26, 2025

10-K filing | 1.7M shares outstanding

1.7M 0
May 14, 2025

10-Q filing | 1.7M shares outstanding

1.7M 0
Feb 14, 2025

10-Q filing | 1.6M shares outstanding

1.6M 0
Nov 13, 2024

10-Q filing | 1.6M shares outstanding

1.6M 0
Sep 20, 2024

10-K filing | 1.6M shares outstanding

1.6M 0
May 14, 2024

10-Q filing | 1.6M shares outstanding

1.6M 0
Feb 13, 2024

10-Q filing | 1.6M shares outstanding

1.6M 0
Nov 13, 2023

10-Q filing | 1.6M shares outstanding

1.6M 0
Sep 28, 2023

10-K filing | 1.6M shares outstanding

1.6M 0
May 12, 2023

10-Q filing | 1.6M shares outstanding

1.6M 2.4M
Feb 13, 2023

10-Q filing | 1.6M shares outstanding

1.6M 2.4M
Dec 05, 2022
Stock Split

8-K filing: Stock split 1-for-30 | Outstanding: 48,355,000 → 1,611,672

1.6M 2.4M
Nov 14, 2022

10-Q filing | 48.4M shares outstanding

48M 71M
Sep 15, 2022

10-K filing | 47.7M shares outstanding

48M 72M
May 13, 2022

10-Q filing | 47.6M shares outstanding

48M 72M
Feb 14, 2022

10-Q filing | 49.6M shares outstanding

50M 70M
Nov 12, 2021

10-Q filing | 49.5M shares outstanding

50M 70M
Sep 21, 2021

10-K filing | 49.5M shares outstanding

49M 70M
May 14, 2021

10-Q filing | 49.5M shares outstanding

49M 70M
Apr 12, 2021

8-K filing: Astrotech Corporation completed a public offering of 21,639,851 shares of common stock at $1.50 per share, and Wainwright exercised an option to purchase an additional 3,245,977 shares, resulting in net proceeds of approximately $34.1 million for the company; the company also issued warrants to Wainwright to purchase 1,493,150 shares of common stock at an exercise price of $1.875 per share. ($32.46M proceeds)

20M 100M
Mar 03, 2021

S-3 filing: Astrotech Corporation files an S-3 form to register securities for sale, including common stock, preferred stock, and debt securities, with a total offering price not exceeding $250,000,000.

20M 100M
Feb 16, 2021

8-K filing: Astrotech Corporation completed a registered direct offering on February 16, 2021, issuing 2,845,535 shares of common stock at $3.25 per share, resulting in gross proceeds of approximately $9.25 million. ($9.25M proceeds)

19M 0
Feb 16, 2021

10-Q filing | 19.7M shares outstanding

20M 0
Nov 13, 2020

10-Q filing | 18.6M shares outstanding

19M 0
Oct 30, 2020

8-K filing: Astrotech Corporation completed a registered direct offering, issuing 2,887,906 shares of common stock at $2.15 per share, resulting in gross proceeds of approximately $6.2 million. ($6.2M proceeds)

7.8M 9.2M
Oct 23, 2020

8-K filing: Astrotech Corporation completed an offering of 7,826,086 shares of common stock at $2.30 per share, resulting in gross proceeds of approximately $18 million. ($18.0M proceeds)

7.8M 9.2M
Sep 30, 2020

S-1/A filing: The filing is an S-1/A registration statement for a proposed offering of common stock, pre-funded warrants, and placement agent warrants with a total proposed amount of up to $15,000,000.

7.8M 9.2M
Sep 09, 2020

S-1/A filing: This S-1/A filing outlines a registered direct offering of common stock at $5.00 and $3.75 and pre-funded warrants, with the intention of using net proceeds for working capital. It also details recent unregistered securities sales, indemnification of directors, and exhibits.

7.8M 8.2M
Sep 08, 2020

10-K filing | 7.8M shares outstanding

7.8M 0
Jul 06, 2020

S-1 filing: This S-1 filing describes a proposed offering of common stock, with the underwriter having a 45-day option to purchase additional shares. The company intends to use the net proceeds for continuing operating expenses and working capital.

7.9M 0
May 14, 2020

10-Q filing | 7.6M shares outstanding

7.6M 0
Mar 30, 2020

8-K filing: Astrotech Corporation sold 873,335 shares of common stock at $3.75 per share in a registered direct offering, resulting in gross proceeds of approximately $3.275 million. Additionally, the company issued warrants to the placement agent to purchase up to 61,133 shares of common stock at an exercise price of $4.6875 per share. ($3.28M proceeds)

6.3M 0
Mar 26, 2020

8-K filing: Astrotech Corporation agreed to issue and sell 354,000 shares of common stock at $5.00 per share in a registered direct offering, resulting in gross proceeds of approximately $1.77 million. ($1.77M proceeds)

6.3M 0
Feb 14, 2020

10-Q filing | 6.3M shares outstanding

6.3M 0
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