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 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 10-K | Annual report | Sep 25, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Sep 25, 2026 | Sep 25, 2026 |
| 4/A | Form 4/a | Sep 8, 2026 | Jul 16, 2026 |
| 4/A | Form 4/a | Sep 8, 2026 | Mar 15, 2024 |
| 4/A | Form 4 | Sep 8, 2026 | Jul 22, 2026 |
| 4/A | Form 4 | Sep 8, 2026 | Jul 16, 2026 |
| 4/A | Form 4 | Sep 8, 2026 | Apr 14, 2026 |
| 4/A | Form 4 | Sep 8, 2026 | Sep 1, 2026 |
| 4/A | Form 4 | Sep 8, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Sep 1, 2026 | Dec 13, 2024 |
| 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 |
| 4 | Insider transaction | Jul 23, 2026 | Jul 22, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 22, 2026 | Jul 16, 2026 |
| 4 | Insider transaction | Jul 21, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 21, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 21, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 21, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 21, 2026 | Jul 9, 2026 |
| 4 | Insider transaction | Jul 20, 2026 | Jul 16, 2026 |
| 4 | Insider transaction | Jul 20, 2026 | Jul 16, 2026 |
| 4 | Insider transaction | Jul 20, 2026 | Jul 16, 2026 |
| 3 | Initial insider ownership | Jul 20, 2026 | Jul 16, 2026 |
| EFFECT | Filing | Jul 7, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 1, 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 | — |
| 4 | Insider transaction | May 21, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | Apr 14, 2026 |
| 4 | Insider transaction | May 18, 2026 | Apr 14, 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 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 23, 2025 | — |
| 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 | — |
| 3 | Initial insider ownership | Nov 13, 2025 | Oct 27, 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 |
| 4 | Insider transaction | Oct 7, 2025 | Oct 3, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Oct 7, 2025 | — |
| 10-K | Annual report | Sep 26, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Sep 25, 2025 | Sep 25, 2025 |
| 3 | Initial insider ownership | Aug 28, 2025 | Aug 13, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 18, 2025 | Aug 13, 2025 |
| 4/A | Form 4/a | Jun 5, 2025 | May 22, 2025 |
| 4 | Insider transaction | Jun 4, 2025 | May 22, 2025 |
| 3 | Initial insider ownership | Jun 4, 2025 | May 22, 2025 |
| 8-K |
Current report
Agreement ended, Officer or director change, Regulation FD disclosure
|
May 28, 2025 | May 22, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 2025 |
| 4 | Insider transaction | May 16, 2025 | May 14, 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 |
| 3 | Initial insider ownership | Jan 24, 2025 | Jan 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 |
| 3 | Initial insider ownership | Dec 23, 2024 | Dec 13, 2024 |
| 3 | Initial insider ownership | Dec 23, 2024 | Dec 13, 2024 |
| 3 | Initial insider ownership | Dec 23, 2024 | Dec 13, 2024 |
| 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 |
| 4 | Insider transaction | Oct 15, 2024 | Aug 28, 2024 |
| 4 | Insider transaction | Oct 15, 2024 | Aug 28, 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 |
| 4 | Insider transaction | May 30, 2024 | May 28, 2024 |
| 4 | Insider transaction | May 28, 2024 | May 23, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 21, 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 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 18, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 18, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 12, 2024 |
| 4 | Insider transaction | Mar 14, 2024 | Mar 13, 2024 |
| 4 | Insider transaction | Mar 13, 2024 | Mar 12, 2024 |
| 10-Q | Quarterly report | Feb 13, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2024 | Feb 12, 2024 |
| 4 | Insider transaction | Jan 2, 2024 | Dec 27, 2023 |
| 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 |
| 4 | Insider transaction | Dec 13, 2023 | Dec 11, 2023 |
| 8-K |
Current report
Other events
|
Dec 12, 2023 | Dec 12, 2023 |
| 4 | Insider transaction | Nov 29, 2023 | Nov 28, 2023 |
| 4 | Insider transaction | Nov 29, 2023 | Nov 28, 2023 |
| 4 | Insider transaction | Nov 27, 2023 | Nov 22, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 17, 2023 |
| 4 | Insider transaction | Nov 21, 2023 | Nov 17, 2023 |
| 4 | Insider transaction | Nov 17, 2023 | Nov 16, 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 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 2023 |
| 4 | Insider transaction | Oct 2, 2023 | Sep 29, 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 |
| SC 13D | Ownership over 5% (active) | 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 |
| 4 | Insider transaction | May 19, 2023 | May 18, 2023 |
| 4 | Insider transaction | May 19, 2023 | May 18, 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 |
| 4 | Insider transaction | Mar 16, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 9, 2023 | Mar 9, 2023 |
| 4 | Insider transaction | Mar 8, 2023 | Mar 6, 2023 |
| 8-K |
Current report
Other events
|
Feb 23, 2023 | Feb 22, 2023 |
| 4 | Insider transaction | Feb 22, 2023 | Feb 21, 2023 |
| 4 | Insider transaction | Feb 21, 2023 | Feb 17, 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 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2023 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 1, 2023 | Jan 27, 2023 |
| 3 | Initial insider ownership | Feb 1, 2023 | Jan 27, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 26, 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 |
| 4 | Insider transaction | Dec 13, 2022 | Dec 12, 2022 |
| 4 | Insider transaction | Dec 2, 2022 | Dec 2, 2022 |
| 4 | Insider transaction | Nov 30, 2022 | Nov 29, 2022 |
| 4 | Insider transaction | Nov 25, 2022 | Nov 23, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Nov 23, 2022 | Nov 22, 2022 |
| 4 | Insider transaction | Nov 18, 2022 | Nov 16, 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 |
| 4 | Insider transaction | Oct 18, 2022 | Oct 14, 2022 |
| 4 | Insider transaction | Oct 7, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 7, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Oct 7, 2022 | Oct 7, 2022 |
| 4 | Insider transaction | Sep 27, 2022 | Sep 23, 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 |
| 4 | Insider transaction | Sep 7, 2022 | Sep 1, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Aug 25, 2022 | — |
| 4 | Insider transaction | Aug 25, 2022 | Aug 23, 2022 |
| 3 | Initial insider ownership | Aug 25, 2022 | Aug 24, 2022 |
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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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)
Other Laboratory Analytical Instruments companies
- Agilent Technologies, Inc. A
- Waters Corp /DE/ WAT
- Illumina, Inc. ILMN
- Mettler Toledo International INC/ MTD
- Revvity, Inc. RVTY
- Avantor, Inc. AVTR
- Bio-Rad Laboratories, Inc. BIO
- Bruker Corp BRKR
Source: SEC EDGAR filings. This is company-reported data, not investment advice.