ASTROTECH Corp SEC filings ASTC
ASTROTECH Corp has 1,000 filings in SEC EDGAR's recent list, going back to Nov 18, 2003. Its latest annual report, Form ARS, was filed on Oct 23, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on May 13, 2026, covering the quarter ended Mar 31, 2026. The most recent current report (Form 8-K) was filed on Oct 19, 2026 (officer or director change). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| ARS | Annual report to shareholders | Oct 23, 2026 | Jun 30, 2026 |
| DEFA14A | Additional proxy material | Oct 23, 2026 | — |
| DEF 14A | Proxy statement | Oct 23, 2026 | Dec 4, 2026 |
| 8-K |
Current report
Officer or director change
|
Oct 19, 2026 | Oct 13, 2026 |
| 10-K | Annual report | Sep 25, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Sep 25, 2026 | Sep 25, 2026 |
| 8-K |
Current report
Other events
|
Aug 19, 2026 | Aug 19, 2026 |
| 424B5 | Prospectus supplement | Aug 19, 2026 | — |
| 424B5 | Prospectus supplement | Aug 19, 2026 | — |
| 10-Q/A | Amended quarterly report | Aug 6, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 22, 2026 | Jul 16, 2026 |
| EFFECT | Filing | Jul 7, 2026 | — |
| S-3 | Shelf registration | Jun 30, 2026 | — |
| 8-K |
Current report
Other events
|
Jun 16, 2026 | Jun 16, 2026 |
| 8-K |
Current report
Material agreement
|
Jun 3, 2026 | Jun 2, 2026 |
| 424B5 | Prospectus supplement | Jun 3, 2026 | — |
| 10-Q | Quarterly report | May 13, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 13, 2026 | May 13, 2026 |
| 10-Q | Quarterly report | Feb 13, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2026 | Feb 13, 2026 |
| EFFECT | Filing | Jan 30, 2026 | — |
| CORRESP | Letter to the SEC | Jan 29, 2026 | — |
| UPLOAD | Letter from the SEC | Jan 29, 2026 | — |
| S-3 | Shelf registration | Jan 28, 2026 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Shareholder vote results
|
Dec 17, 2025 | Dec 12, 2025 |
| DEFA14A | Additional proxy material | Dec 2, 2025 | — |
| 10-Q | Quarterly report | Nov 13, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2025 | Nov 13, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 12, 2025 | Nov 5, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 31, 2025 | Oct 27, 2025 |
| DEFA14A | Additional proxy material | Oct 28, 2025 | — |
| DEF 14A | Proxy statement | Oct 28, 2025 | Dec 12, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 23, 2025 | Oct 17, 2025 |
| 10-K | Annual report | Sep 26, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Sep 25, 2025 | Sep 25, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 18, 2025 | Aug 13, 2025 |
| 8-K |
Current report
Agreement ended, Officer or director change, Regulation FD disclosure
|
May 28, 2025 | May 22, 2025 |
| 10-Q | Quarterly report | May 14, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 13, 2025 | May 13, 2025 |
| 8-K |
Current report
Other events
|
Mar 10, 2025 | Mar 10, 2025 |
| 8-K |
Current report
Other events
|
Feb 28, 2025 | Feb 28, 2025 |
| 10-Q | Quarterly report | Feb 14, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2025 | Feb 14, 2025 |
| 8-K/A |
Amended current report
Officer or director change, Regulation FD disclosure
|
Jan 24, 2025 | Jan 7, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 23, 2025 | Jan 23, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 14, 2025 | Jan 14, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 13, 2025 | Jan 7, 2025 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Dec 19, 2024 | Dec 18, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Dec 16, 2024 | Dec 13, 2024 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Dec 13, 2024 | Dec 12, 2024 |
| 10-Q | Quarterly report | Nov 13, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| DEFA14A | Additional proxy material | Oct 24, 2024 | — |
| DEF 14A | Proxy statement | Oct 24, 2024 | Dec 13, 2024 |
| 10-K | Annual report | Sep 20, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Sep 19, 2024 | Sep 19, 2024 |
| 8-K |
Current report
Other events
|
Jun 20, 2024 | Jun 20, 2024 |
| 8-K |
Current report
Other events
|
Jun 14, 2024 | Jun 13, 2024 |
| 10-Q | Quarterly report | May 14, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 13, 2024 | May 13, 2024 |
| 8-K |
Current report
Other events
|
Mar 26, 2024 | Mar 25, 2024 |
| 10-Q | Quarterly report | Feb 13, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2024 | Feb 12, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Dec 20, 2023 | Dec 15, 2023 |
| 8-K |
Current report
Material agreement, Change to shareholder rights
|
Dec 18, 2023 | Dec 18, 2023 |
| 8-K |
Current report
Other events
|
Dec 12, 2023 | Dec 12, 2023 |
| 10-Q | Quarterly report | Nov 13, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Other events
|
Nov 13, 2023 | Nov 9, 2023 |
| DEFA14A | Additional proxy material | Nov 1, 2023 | — |
| DEF 14A | Proxy statement | Nov 1, 2023 | Dec 15, 2023 |
| 8-K |
Current report
Auditor change
|
Oct 16, 2023 | Oct 12, 2023 |
| 10-K | Annual report | Sep 28, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Sep 28, 2023 | Sep 28, 2023 |
| 8-K |
Current report
Auditor change
|
Aug 7, 2023 | Aug 1, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 1, 2023 | Jul 31, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 30, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 27, 2023 | Jun 26, 2023 |
| 8-K |
Current report
Agreement ended
|
Jun 27, 2023 | Jun 26, 2023 |
| 424B5 | Prospectus supplement | Jun 16, 2023 | — |
| 8-K |
Current report
Material agreement, Agreement ended, Other events
|
Jun 16, 2023 | Jun 16, 2023 |
| 10-Q | Quarterly report | May 12, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 11, 2023 | May 11, 2023 |
| 8-K |
Current report
Other events
|
May 9, 2023 | May 2, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
May 9, 2023 | May 9, 2023 |
| 8-K |
Current report
Other events
|
Feb 23, 2023 | Feb 22, 2023 |
| 8-K |
Current report
Other events
|
Feb 16, 2023 | Feb 13, 2023 |
| 10-Q | Quarterly report | Feb 13, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2023 | Feb 13, 2023 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 1, 2023 | Jan 27, 2023 |
| 8-A12B | Form 8-a12b | Dec 21, 2022 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Other events
|
Dec 21, 2022 | Dec 21, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Dec 21, 2022 | Dec 19, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Nov 23, 2022 | Nov 22, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Nov 15, 2022 | Nov 15, 2022 |
| 10-Q | Quarterly report | Nov 14, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 10, 2022 | Nov 10, 2022 |
| DEF 14A | Proxy statement | Sep 26, 2022 | Jun 30, 2022 |
| PRE 14A | Preliminary proxy statement | Sep 15, 2022 | Nov 15, 2022 |
| 10-K | Annual report | Sep 15, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
Sep 14, 2022 | Sep 14, 2022 |
| 8-K |
Current report
Other events
|
Aug 24, 2022 | Aug 24, 2022 |
| 8-K |
Current report
Listing notice
|
Jul 1, 2022 | Jun 27, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 23, 2022 | Jun 20, 2022 |
| 8-K |
Current report
Other events
|
Jun 23, 2022 | Jun 23, 2022 |
| 10-Q | Quarterly report | May 13, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations
|
May 13, 2022 | May 12, 2022 |
| 8-K |
Current report
Listing notice
|
Apr 29, 2022 | Apr 27, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 26, 2022 | Apr 19, 2022 |
| 8-K/A |
Amended current report
Officer or director change
|
Apr 18, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Officer or director change
|
Apr 6, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Mar 30, 2022 | Mar 25, 2022 |
| 10-Q | Quarterly report | Feb 14, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 11, 2022 | Feb 11, 2022 |
| DEF 14A | Proxy statement | Feb 2, 2022 | Jun 30, 2021 |
| 8-K |
Current report
Other events
|
Jan 6, 2022 | Jan 6, 2022 |
| 8-K |
Current report
Listing notice
|
Dec 23, 2021 | Dec 21, 2021 |
| 8-K |
Current report
Other events
|
Nov 17, 2021 | Nov 17, 2021 |
| 10-Q | Quarterly report | Nov 12, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2021 | Nov 12, 2021 |
| S-8 | Employee stock plan registration | Oct 21, 2021 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 12, 2021 | Oct 7, 2021 |
| 10-K | Annual report | Sep 21, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations
|
Sep 20, 2021 | Sep 20, 2021 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Sep 8, 2021 | Sep 3, 2021 |
| 8-K |
Current report
Shareholder vote results
|
May 27, 2021 | May 26, 2021 |
| 10-Q | Quarterly report | May 14, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Results of operations
|
May 14, 2021 | May 13, 2021 |
| DEFA14A | Additional proxy material | Apr 29, 2021 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Apr 12, 2021 | Apr 7, 2021 |
| 424B5 | Prospectus supplement | Apr 9, 2021 | — |
| FWP | Free writing prospectus | Apr 8, 2021 | — |
| FWP | Free writing prospectus | Apr 7, 2021 | — |
| 424B5 | Prospectus supplement | Apr 7, 2021 | — |
| 8-K |
Current report
Officer or director change
|
Apr 7, 2021 | Apr 6, 2021 |
| 8-K |
Current report
Other events
|
Apr 6, 2021 | Mar 31, 2021 |
| DEF 14A | Proxy statement | Apr 5, 2021 | May 26, 2021 |
| 8-K |
Current report
Material agreement
|
Mar 30, 2021 | Mar 24, 2021 |
| PRE 14A | Preliminary proxy statement | Mar 18, 2021 | May 26, 2021 |
| EFFECT | Filing | Mar 15, 2021 | — |
| CORRESP | Letter to the SEC | Mar 11, 2021 | — |
| UPLOAD | Letter from the SEC | Mar 10, 2021 | — |
| S-3 | Shelf registration | Mar 3, 2021 | — |
| 10-Q | Quarterly report | Feb 16, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Feb 16, 2021 | Feb 11, 2021 |
| 424B5 | Prospectus supplement | Feb 12, 2021 | — |
| 8-K |
Current report
Officer or director change
|
Jan 5, 2021 | Dec 30, 2020 |
| 424B5 | Prospectus supplement | Dec 18, 2020 | — |
| 8-K |
Current report
Material agreement
|
Dec 18, 2020 | Dec 17, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2020 | Sep 30, 2020 |
| 10-Q | Quarterly report | Nov 13, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Other events
|
Oct 30, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 30, 2020 | Oct 28, 2020 |
| 424B5 | Prospectus supplement | Oct 30, 2020 | — |
| 8-K |
Current report
Material agreement, Other events
|
Oct 23, 2020 | Oct 21, 2020 |
| 424B4 | Prospectus | Oct 22, 2020 | — |
| EFFECT | Filing | Oct 21, 2020 | — |
| S-1MEF | Filing | Oct 21, 2020 | — |
| 8-K |
Current report
Other events
|
Oct 20, 2020 | Oct 19, 2020 |
| CORRESP | Letter to the SEC | Oct 20, 2020 | — |
| CORRESP | Letter to the SEC | Oct 19, 2020 | — |
| S-1/A | Amended registration statement | Sep 30, 2020 | — |
| 8-K |
Current report
Listing notice
|
Sep 14, 2020 | Sep 11, 2020 |
| FWP | Free writing prospectus | Sep 14, 2020 | — |
| 8-K |
Current report
Other events
|
Sep 10, 2020 | Sep 9, 2020 |
| CORRESP | Letter to the SEC | Sep 9, 2020 | — |
| S-1/A | Amended registration statement | Sep 9, 2020 | — |
| 8-K |
Current report
Results of operations
|
Sep 8, 2020 | Jun 30, 2020 |
| 10-K | Annual report | Sep 8, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Aug 26, 2020 | Aug 24, 2020 |
| UPLOAD | Letter from the SEC | Jul 13, 2020 | — |
| S-1 | Registration statement | Jul 6, 2020 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Jul 2, 2020 | Jul 1, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 29, 2020 | Jun 30, 2019 |
| 8-K |
Current report
Other events
|
May 22, 2020 | May 21, 2020 |
| 10-Q | Quarterly report | May 14, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations
|
May 13, 2020 | Mar 31, 2020 |
| DEF 14A | Proxy statement | May 12, 2020 | Jun 30, 2019 |
| PRE 14A | Preliminary proxy statement | Apr 24, 2020 | Jun 30, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 20, 2020 | Apr 20, 2020 |
| 424B5 | Prospectus supplement | Mar 30, 2020 | — |
| 8-K |
Current report
Material agreement, Other events
|
Mar 30, 2020 | Mar 27, 2020 |
| 424B5 | Prospectus supplement | Mar 26, 2020 | — |
| 8-K |
Current report
Material agreement, Agreement ended, Unregistered share sale, Other events
|
Mar 26, 2020 | Mar 25, 2020 |
| 424B5 | Prospectus supplement | Mar 25, 2020 | — |
| 8-K |
Current report
Listing notice
|
Feb 24, 2020 | Feb 18, 2020 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Feb 18, 2020 | Feb 13, 2020 |
| 10-Q | Quarterly report | Feb 14, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2020 | Dec 31, 2019 |
| 10-Q | Quarterly report | Nov 14, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 13, 2019 | Sep 30, 2019 |
| 10-K | Annual report | Sep 30, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations
|
Sep 27, 2019 | Sep 27, 2019 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Sep 11, 2019 | Sep 5, 2019 |
| 8-K |
Current report
Auditor change
|
May 16, 2019 | May 14, 2019 |
| 10-Q | Quarterly report | May 13, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations
|
May 13, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Bylaw or fiscal year change, Other events
|
Apr 23, 2019 | Apr 17, 2019 |
| D | Filing | Apr 22, 2019 | — |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Laboratory Analytical Instruments (SIC 3826)
- Listed as
- ASTC (Nasdaq)
- Fiscal year ends
- June 30
- Incorporated in
- DE
- Headquarters
- Austin, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1001907
- Former names
- ASTROTECH Corp \WA\ (until Aug 24, 2015); SPACEHAB INC \WA\ (until Feb 25, 2009)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.