iBio, Inc. (IBIO)

Latest Insider Confidence Score

2026Q1

50.2
Bullish

Company insider confidence (by quarter)

2008Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Eastern Capital LTD 10% Owner 28,925,000 Aug 11, 2020
Portfolio Services Ltd. 10% Owner 28,925,000 Aug 11, 2020
Dart Kenneth Bryan 10% Owner 28,925,000 Aug 11, 2020
Desantis Carl 10% Owner 5,751,143 Sep 18, 2014
Kay E Gerald 10% Owner 4,119,803 Jun 29, 2012

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jan 28, 2026 Jan 30, 2026 Banjak Marc Chief Legal Officer Neutral 52.5 - 0.00% ✗ -
Jan 28, 2026 Jan 30, 2026 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Jan 28, 2026 Jan 30, 2026 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Schimmelpennink Evert B. Director Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Clark William D Director Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Sender Gary Director Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Kropotova Alexandra Director Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Parada Antonio Bernardino Guimaraes Director Neutral 52.5 - 0.00% ✗ -
Nov 20, 2025 Nov 24, 2025 Arkowitz David Director Neutral 52.5 - 0.00% ✗ -
Oct 20, 2025 Oct 22, 2025 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Oct 20, 2025 Oct 22, 2025 Banjak Marc Chief Legal Officer Neutral 52.5 - 0.00% ✗ -
Oct 20, 2025 Oct 22, 2025 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
Feb 21, 2025 Feb 24, 2025 Banjak Marc Chief Legal Officer Neutral 52.5 - 0.00% ✗ -
Feb 21, 2025 Feb 24, 2025 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Feb 21, 2025 Feb 24, 2025 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
Jan 10, 2025 Jan 13, 2025 Duran Felipe CFO Buy 91.3 +9,191 471.82% ✗ $25K
Jan 10, 2025 Jan 13, 2025 Brenner Martin Officer Buy 91.3 +9,191 100.72% ✗ $25K
Jan 10, 2025 Jan 13, 2025 Banjak Marc Chief Legal Officer Buy 91.3 +9,191 490.19% ✗ $25K
Jan 10, 2025 Jan 13, 2025 Arkowitz David Director Buy 91.3 +18,382 100.00% ✗ $50K
Jan 10, 2025 Jan 13, 2025 Clark William D Director Buy 90.0 +1,838 100.00% ✗ $5K
Jan 10, 2025 Jan 13, 2025 Parada Antonio Bernardino Guimaraes Director Buy 97.5 +183,823 100.00% ✗ $500K
Jan 10, 2025 Jan 13, 2025 Sender Gary Director Buy 91.3 +9,191 100.00% ✗ $25K
Nov 21, 2024 Dec 9, 2024 Parada Antonio Bernardino Guimaraes Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2024 Parada Antonio Bernardino Guimaraes Director Neutral 52.5 - 0.00% ✗ -
Nov 21, 2024 Nov 25, 2024 Sender Gary Director Neutral 52.5 - 0.00% ✗ -
Nov 21, 2024 Nov 25, 2024 Schimmelpennink Evert B. Director Neutral 52.5 - 0.00% ✗ -
Nov 21, 2024 Nov 25, 2024 Kropotova Alexandra Director Neutral 52.5 - 0.00% ✗ -
Nov 21, 2024 Nov 25, 2024 Clark William D Director Neutral 52.5 - 0.00% ✗ -
Nov 21, 2024 Nov 25, 2024 Arkowitz David Director Neutral 52.5 - 0.00% ✗ -
Nov 25, 2024 Arkowitz David Director Neutral 52.5 - 0.00% ✗ -
Aug 14, 2024 Banjak Marc Chief Legal Officer Neutral 52.5 - 0.00% ✗ -
May 9, 2024 May 13, 2024 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
May 9, 2024 May 13, 2024 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Apr 25, 2024 Apr 26, 2024 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Nov 1, 2023 Nov 3, 2023 Brenner Martin Officer Sell 47.5 -4,881 -2.60% ✗ $1.3K
Oct 3, 2023 Oct 5, 2023 Brenner Martin Officer Sell 47.5 -5,267 -2.73% ✗ $1.6K
Oct 2, 2023 Oct 3, 2023 Brenner Martin Officer Sell 47.5 -4,215 -2.14% ✗ $1.3K
Aug 28, 2023 Aug 30, 2023 Brenner Martin Officer Sell 47.5 -5,011 -2.48% ✗ $1.5K
Aug 23, 2023 Aug 24, 2023 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Aug 23, 2023 Aug 24, 2023 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
Jul 27, 2023 Jul 28, 2023 Brenner Martin Officer Sell 47.5 -4,515 -2.19% ✗ $2.3K
Jul 12, 2023 Jul 13, 2023 Brenner Martin Officer Sell 46.3 -47,020 -18.55% ✗ $27.5K
Jun 22, 2023 Jun 27, 2023 Brenner Martin Officer Neutral 52.5 - 0.00% ✗ -
Jun 21, 2023 Jun 22, 2023 Brenner Martin Officer Sell 47.5 -4,184 -1.62% ✗ $2.8K
May 22, 2023 May 24, 2023 Brenner Martin Officer Sell 47.5 -4,182 -1.60% ✗ $3.9K
Apr 24, 2023 Apr 24, 2023 Brenner Martin Officer Sell 47.5 -4,382 -1.65% ✗ $5.3K
Mar 31, 2023 Apr 3, 2023 Brenner Martin Officer Neutral 90.0 +50,000 23.13% ✗ -
Mar 31, 2023 Apr 3, 2023 Duran Felipe CFO Neutral 90.0 +37,500 1758.09% ✗ -
Mar 23, 2023 Mar 28, 2023 Brenner Martin Officer Sell 46.3 -5,213 -2.35% ✗ $11.1K
Feb 21, 2023 Feb 23, 2023 Brenner Martin Officer Sell 47.5 -3,976 -1.76% ✗ $7K
Feb 14, 2023 Duran Felipe CFO Neutral 52.5 - 0.00% ✗ -
Jan 20, 2023 Jan 24, 2023 Brenner Martin CEO Neutral 90.0 +130,000 136.34% ✗ -
Nov 11, 2022 Nov 15, 2022 Brenner Martin Chief Scientific Officer Neutral 90.0 +95,348 100.00% ✗ -
Nov 11, 2022 Nov 15, 2022 Lutz Robert Matthew Officer Neutral 90.0 +100,057 4746.54% ✗ -
Sep 8, 2022 Sep 12, 2022 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Aug 29, 2022 Aug 31, 2022 Lutz Robert Matthew Officer Neutral 52.5 - 0.00% ✗ -
Aug 29, 2022 Aug 31, 2022 Brenner Martin Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Mar 10, 2022 Mar 14, 2022 Lutz Robert Matthew Officer Sell 47.5 -24,625 -10.61% ✗ $8.5K
Dec 7, 2021 Mar 14, 2022 Maddux Randy Joe COO Sell 46.3 -37,243 -12.05% ✗ $25.4K
Dec 9, 2021 Dec 13, 2021 Clark William D Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 Schimmelpennink Evert B. Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 Kropotova Alexandra Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 Armstrong Linda Washington Director Neutral 52.5 - 0.00% ✗ -
Dec 13, 2021 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 Sender Gary Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 GENERAL HILL (Ret) JAMES T. Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 MCKEY JOHN D JR Director Neutral 52.5 - 0.00% ✗ -
Dec 9, 2021 Dec 13, 2021 Chang Glenn Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2021 Sep 27, 2021 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Aug 23, 2021 Aug 25, 2021 Lutz Robert Matthew Officer Neutral 52.5 - 0.00% ✗ -
Aug 23, 2021 Aug 25, 2021 Maddux Randy Joe COO Neutral 52.5 - 0.00% ✗ -
Aug 23, 2021 Aug 25, 2021 Brenner Martin Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Aug 23, 2021 Aug 25, 2021 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Aug 23, 2021 Aug 25, 2021 Clark William D Director Neutral 52.5 - 0.00% ✗ -
Aug 25, 2021 Clark William D Director Neutral 52.5 - 0.00% ✗ -
Jun 7, 2021 Jun 9, 2021 Schimmelpennink Evert B. Director Neutral 52.5 - 0.00% ✗ -
Jun 9, 2021 Schimmelpennink Evert B. Director Neutral 52.5 - 0.00% ✗ -
Apr 30, 2021 May 4, 2021 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Mar 4, 2021 Mar 4, 2021 Lutz Robert Matthew Officer Neutral 90.0 +232,000 100.00% ✗ -
Mar 4, 2021 Lutz Robert Matthew Officer Neutral 52.5 - 0.00% ✗ -
Jan 18, 2021 Jan 19, 2021 Brenner Martin Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Jan 19, 2021 Brenner Martin Chief Scientific Officer Neutral 52.5 - 0.00% ✗ -
Dec 1, 2020 Dec 2, 2020 Maddux Randy Joe COO Neutral 90.0 +309,000 100.00% ✗ -
Dec 2, 2020 Maddux Randy Joe COO Neutral 52.5 - 0.00% ✗ -
Jun 12, 2020 Oct 28, 2020 Kay Robert Director Neutral 52.5 - 0.00% ✗ -
Oct 14, 2020 Oct 16, 2020 Armstrong Linda Washington Director Neutral 52.5 - 0.00% ✗ -
Oct 14, 2020 Oct 16, 2020 Kropotova Alexandra Director Neutral 52.5 - 0.00% ✗ -
Oct 14, 2020 Oct 16, 2020 Sender Gary Director Neutral 52.5 - 0.00% ✗ -
Oct 16, 2020 Armstrong Linda Washington Director Neutral 52.5 - 0.00% ✗ -
Oct 16, 2020 Kropotova Alexandra Director Neutral 52.5 - 0.00% ✗ -
Oct 16, 2020 Sender Gary Director Neutral 52.5 - 0.00% ✗ -
Oct 5, 2020 Delta John Principal Accounting Officer Neutral 52.5 - 0.00% ✗ -
Aug 7, 2020 Aug 11, 2020 Eastern Capital LTD 10% Owner Sell 15.0 -24,484,904 -73.94% ✗ $79.9M
Aug 4, 2020 Aug 6, 2020 Eastern Capital LTD 10% Owner Sell 15.0 -4,268,137 -11.42% ✗ $18.2M
Jun 12, 2020 Jun 16, 2020 Kay Robert Director Neutral 52.5 - 0.00% ✗ -
Jun 4, 2020 Jun 8, 2020 ERWIN ROBERT L President Sell 26.3 -28,268 -20.73% ✗ $48.3K
Jun 2, 2020 Jun 5, 2020 ERWIN ROBERT L President Sell 22.5 -96,124 -41.34% ✗ $155.7K
May 27, 2020 May 29, 2020 Mullaney James P. CFO Sell 26.3 -11,250 -100.00% ✗ $18.1K
Apr 21, 2020 Apr 24, 2020 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -
Mar 19, 2020 Mar 23, 2020 Isett Thomas Francis 3rd CEO Neutral 52.5 - 0.00% ✗ -