List of insiders holdings for iBio Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | KAY E GERALD 10% Owner | 2013-06-13 17:22:03 | 5,945,695 0 | 5,945,695 | Form 13D |
| 2 | DESANTIS CARL 10% Owner | 2014-11-18 15:16:40 | 5,014,873 0 | 5,014,873 | Form 13D |
| 3 | Isett Thomas Francis 3rd CEO and Executive Chairman | 2022-09-12 16:02:00 | 2,000,000 0 | 2,000,000 | Form 4 |
| 4 | Eastern Capital LTD Portfolio Services Ltd. DART KENNETH BRYAN 10% Owner | 2020-08-13 16:54:38 | 1,000,000 0 | 1,000,000 | Form 13D |
| 5 | YUSIBOV VIDADI Chief Scientific Officer | 2010-03-08 16:11:58 | 512,150 0 | 512,150 | Form 3 |
| 6 | Brenner Martin See Remarks | 2026-01-30 06:15:07 | 479,000 0 | 479,000 | Form 4 |
| 7 | GIANNONE MARK A Chief Financial Officer | 2017-04-05 16:50:00 | 450,000 0 | 450,000 | Form 4 |
| 8 | Kay Robert Director | 2020-10-28 14:40:02 | 400,000 0 | 400,000 | Form 4/A |
| 9 | Maddux Randy Joe Chief Operating Officer | 2022-03-14 16:11:30 | 271,757 0 | 271,757 | Form 4 |
| 10 | ERWIN ROBERT L President | 2020-06-08 12:41:24 | 216,216 0 | 216,216 | Form 4 |
| 11 | Duran Felipe Chief Financial Officer | 2026-01-30 06:15:55 | 179,000 0 | 179,000 | Form 4 |
| 12 | Banjak Marc Chief Legal Officer | 2026-01-30 06:16:28 | 146,000 0 | 146,000 | Form 4 |
| 13 | TERENCE RYAN E Chief Scientific Officer | 2019-05-13 11:27:12 | 135,000 0 | 135,000 | Form 4 |
| 14 | Armstrong Linda Washington Director | 2021-12-13 19:06:39 | 109,000 0 | 109,000 | Form 4 |
| 15 | GENERAL HILL (Ret) JAMES T. Director | 2021-12-13 18:56:52 | 109,000 0 | 109,000 | Form 4 |
| 16 | MCKEY JOHN D JR Director | 2021-12-13 18:53:52 | 109,000 0 | 109,000 | Form 4 |
| 17 | Chang Glenn Director | 2021-12-13 18:50:17 | 109,000 0 | 109,000 | Form 4 |
| 18 | Lutz Robert Matthew See Remarks | 2022-11-15 08:33:42 | 102,165 0 | 102,165 | Form 4 |
| 19 | BECK DOUGLAS Chief Financial Officer | 2011-05-10 10:56:39 | 100,000 0 | 100,000 | Form 3 |
| 20 | Kain Scott Chief Financial Officer | 2013-03-04 16:11:33 | 100,000 0 | 100,000 | Form 3 |
| 21 | Corcoran Andrea Senior VP, Finance & Strategy | 2012-12-11 16:04:10 | 100,000 0 | 100,000 | Form 3 |
| 22 | Elliott Arthur Y Director | 2019-05-31 16:18:25 | 84,500 0 | 84,500 | Form 4 |
| 23 | RUSSELL PHILIP K. Director | 2019-08-14 10:11:53 | 84,500 0 | 84,500 | Form 4 |
| 24 | FLUG SEYMOUR Director | 2019-05-31 16:18:49 | 75,500 0 | 75,500 | Form 4 |
| 25 | MUSING JULES A. Director | 2012-07-26 17:21:17 | 60,000 0 | 60,000 | Form 4 |
| 26 | BASSETT PAMELA Director | 2010-04-12 11:49:52 | 60,000 0 | 60,000 | Form 3 |
| 27 | Arkowitz David Director | 2025-11-24 16:05:28 | 13,500 0 | 13,500 | Form 4 |
| 28 | Parada Antonio Bernardino Guimaraes Director | 2025-11-24 16:06:47 | 13,500 0 | 13,500 | Form 4 |
| 29 | Kropotova Alexandra Director | 2025-11-24 16:07:37 | 13,500 0 | 13,500 | Form 4 |
| 30 | Sender Gary Director | 2025-11-24 16:08:30 | 13,500 0 | 13,500 | Form 4 |
| 31 | Clark William D Director | 2025-11-24 16:09:24 | 13,500 0 | 13,500 | Form 4 |
| 32 | Schimmelpennink Evert B. Director | 2025-11-24 16:10:07 | 13,500 0 | 13,500 | Form 4 |
| 33 | Masi Dina Interim CFO | 2008-08-12 19:08:38 | 9,067 0 | 9,067 | Form 3 |
| 34 | Delta John Principal Accounting Officer | 2020-10-05 08:32:21 | 0 0 | 0 | Form 3 |
| 35 | Mullaney James P. Chief Financial Officer | 2020-05-29 12:45:53 | 0 0 | 0 | Form 4 |
| 36 | KMIEC JENNIFER L. VP, Bus. Dev. and Marketing | 2008-08-12 20:47:18 | 0 0 | 0 | Form 3 |
| 37 | SCHILD GEOFFREY C. Chief Scientific Officer | 2008-08-12 19:00:50 | 0 0 | 0 | Form 3 |