iBio, Inc. SEC filings IBIO
iBio, Inc. has 909 filings in SEC EDGAR's recent list, going back to Mar 7, 2008. Its latest annual report, Form ARS, was filed on Sep 4, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on May 12, 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, bylaw or fiscal year change, shareholder vote results). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Shareholder vote results
|
Oct 19, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| 4 | Insider transaction | Oct 15, 2026 | Oct 14, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 14, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 13, 2026 | Oct 13, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 14, 2026 | Sep 14, 2026 |
| ARS | Annual report to shareholders | Sep 4, 2026 | Jun 30, 2026 |
| DEF 14A | Proxy statement | Sep 4, 2026 | Sep 4, 2026 |
| 10-K | Annual report | Aug 28, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 28, 2026 | Aug 28, 2026 |
| PRE 14A | Preliminary proxy statement | Aug 20, 2026 | Oct 14, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2026 | — |
| 4 | Insider transaction | Aug 4, 2026 | Jul 31, 2026 |
| 3 | Initial insider ownership | Aug 4, 2026 | Jul 31, 2026 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 4, 2026 | Jul 31, 2026 |
| 8-K |
Current report
Other events
|
Jul 17, 2026 | Jul 17, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 1, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 18, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| 3 | Initial insider ownership | May 15, 2026 | May 7, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 12, 2026 | — |
| 10-Q | Quarterly report | May 12, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 8, 2026 | May 7, 2026 |
| 424B3 | Prospectus | Apr 29, 2026 | — |
| 8-K/A |
Amended current report
Other events
|
Apr 17, 2026 | Apr 8, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 8, 2026 | Apr 8, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 26, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 4 | Insider transaction | Mar 23, 2026 | Mar 19, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 9, 2026 | Mar 9, 2026 |
| EFFECT | Filing | Mar 6, 2026 | — |
| 424B5 | Prospectus supplement | Mar 6, 2026 | — |
| CORRESP | Letter to the SEC | Mar 4, 2026 | — |
| UPLOAD | Letter from the SEC | Mar 4, 2026 | — |
| 8-K |
Current report
Material agreement, Agreement ended
|
Feb 27, 2026 | Feb 23, 2026 |
| S-3 | Shelf registration | Feb 27, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 10-Q | Quarterly report | Feb 10, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2026 | Feb 10, 2026 |
| EFFECT | Filing | Feb 9, 2026 | — |
| 424B3 | Prospectus | Feb 9, 2026 | — |
| CORRESP | Letter to the SEC | Feb 5, 2026 | — |
| UPLOAD | Letter from the SEC | Feb 5, 2026 | — |
| S-3 | Shelf registration | Jan 30, 2026 | — |
| 4 | Insider transaction | Jan 30, 2026 | Jan 28, 2026 |
| 4 | Insider transaction | Jan 30, 2026 | Jan 28, 2026 |
| 4 | Insider transaction | Jan 30, 2026 | Jan 28, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 29, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 22, 2026 | — |
| D | Filing | Jan 22, 2026 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jan 12, 2026 | Jan 8, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 19, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 17, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 16, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Dec 3, 2025 | — |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 4 | Insider transaction | Nov 24, 2025 | Nov 20, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Nov 21, 2025 | Nov 20, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Nov 17, 2025 | Nov 17, 2025 |
| 10-Q/A | Amended quarterly report | Nov 17, 2025 | Sep 30, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Other events
|
Nov 4, 2025 | Nov 4, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 30, 2025 | Oct 30, 2025 |
| 4 | Insider transaction | Oct 22, 2025 | Oct 20, 2025 |
| 4 | Insider transaction | Oct 22, 2025 | Oct 20, 2025 |
| 4 | Insider transaction | Oct 22, 2025 | Oct 20, 2025 |
| ARS | Annual report to shareholders | Oct 6, 2025 | Jun 30, 2025 |
| DEF 14A | Proxy statement | Oct 6, 2025 | Nov 20, 2025 |
| 10-K | Annual report | Sep 5, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations
|
Sep 5, 2025 | Sep 5, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 26, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 25, 2025 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Aug 21, 2025 | Aug 19, 2025 |
| 424B5 | Prospectus supplement | Aug 21, 2025 | — |
| 8-K |
Current report
Results of operations, Other events
|
Aug 18, 2025 | Aug 18, 2025 |
| 424B5 | Prospectus supplement | Aug 18, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 8-K |
Current report
Listing notice
|
Aug 1, 2025 | Jul 29, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 30, 2025 | — |
| 424B3 | Prospectus | Jun 24, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 24, 2025 | Jun 24, 2025 |
| EFFECT | Filing | Jun 23, 2025 | — |
| CORRESP | Letter to the SEC | Jun 18, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 18, 2025 | — |
| 8-K |
Current report
Other events
|
Jun 18, 2025 | Jun 17, 2025 |
| S-3 | Shelf registration | Jun 13, 2025 | — |
| D | Filing | May 7, 2025 | — |
| 10-Q | Quarterly report | May 2, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations
|
May 2, 2025 | May 2, 2025 |
| 424B5 | Prospectus supplement | Apr 30, 2025 | — |
| 424B5 | Prospectus supplement | Apr 30, 2025 | — |
| 424B5 | Prospectus supplement | Apr 30, 2025 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Apr 22, 2025 | Apr 21, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 8, 2025 | Apr 8, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 7, 2025 | Apr 7, 2025 |
| 25 | Form 25 | Mar 3, 2025 | — |
| CERT | Filing | Mar 3, 2025 | — |
| 8-A12B | Form 8-a12b | Mar 3, 2025 | — |
| 4 | Insider transaction | Feb 24, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 21, 2025 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Feb 19, 2025 | Feb 19, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| 424B3 | Prospectus | Feb 11, 2025 | — |
| EFFECT | Filing | Feb 10, 2025 | — |
| 10-Q | Quarterly report | Feb 10, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 10, 2025 | Feb 10, 2025 |
| CORRESP | Letter to the SEC | Feb 7, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 6, 2025 | — |
| S-8 | Employee stock plan registration | Jan 31, 2025 | — |
| S-3 | Shelf registration | Jan 31, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 30, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 29, 2025 | — |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 4 | Insider transaction | Jan 13, 2025 | Jan 10, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Jan 13, 2025 | Jan 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 10, 2025 | Jan 10, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 3, 2025 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Jan 2, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Dec 9, 2024 | Nov 21, 2024 |
| 3 | Initial insider ownership | Dec 9, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 21, 2024 |
| 4 | Insider transaction | Nov 25, 2024 | Nov 21, 2024 |
| 3 | Initial insider ownership | Nov 25, 2024 | Nov 21, 2024 |
| 8-K |
Current report
Results of operations, Shareholder vote results
|
Nov 25, 2024 | Nov 21, 2024 |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 10-Q | Quarterly report | Nov 12, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2024 | Nov 12, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 23, 2024 | Oct 23, 2024 |
| ARS | Annual report to shareholders | Oct 10, 2024 | Jun 30, 2024 |
| DEF 14A | Proxy statement | Oct 10, 2024 | Oct 10, 2024 |
| 10-K/A | Amended annual report | Sep 24, 2024 | Jun 30, 2024 |
| 10-K | Annual report | Sep 20, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Sep 20, 2024 | Sep 20, 2024 |
| 3 | Initial insider ownership | Aug 14, 2024 | Aug 14, 2024 |
| EFFECT | Filing | Aug 6, 2024 | — |
| 424B5 | Prospectus supplement | Aug 6, 2024 | — |
| CORRESP | Letter to the SEC | Aug 2, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Jul 26, 2024 | Jul 23, 2024 |
| CORRESP | Letter to the SEC | Jul 25, 2024 | — |
| S-3/A | Filing | Jul 25, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 18, 2024 | — |
| 8-K |
Current report
Officer or director change
|
Jul 9, 2024 | Jul 2, 2024 |
| 8-K |
Current report
Material agreement
|
Jul 3, 2024 | Jul 3, 2024 |
| S-3 | Shelf registration | Jul 3, 2024 | — |
| 8-K |
Current report
Agreement ended, Acquisition or sale of assets, Unregistered share sale, Regulation FD disclosure
|
Jun 5, 2024 | May 31, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 3, 2024 | Jun 3, 2024 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
May 20, 2024 | May 14, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 4 | Insider transaction | May 13, 2024 | May 9, 2024 |
| 10-Q | Quarterly report | May 13, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 13, 2024 | May 13, 2024 |
| 4 | Insider transaction | Apr 26, 2024 | Apr 25, 2024 |
| 424B3 | Prospectus | Apr 25, 2024 | — |
| EFFECT | Filing | Apr 24, 2024 | — |
| CORRESP | Letter to the SEC | Apr 22, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 22, 2024 | — |
| S-3 | Shelf registration | Apr 16, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Apr 8, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Apr 5, 2024 | — |
| D | Filing | Apr 4, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Apr 1, 2024 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
|
Apr 1, 2024 | Mar 26, 2024 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Regulation FD disclosure
|
Feb 26, 2024 | Feb 25, 2024 |
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
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- IBIO (Nasdaq)
- Fiscal year ends
- June 30
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1420720
- Former names
- iBio, Inc. (until Oct 19, 2026); iBioPharma, Inc. (until Aug 14, 2009); InB:Biotechnologies, Inc. (until Jul 17, 2008)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.