IBIO logo

iBio, Inc.

IBIO
Healthcare|Biotechnology|US
$0.74
+0.01 (+1.16%)
DCF Value
$0.49
Tangible Book / Share
$0.81
Cash / Share
$0.85

Ownership Breakdown

86.5%
Float
64.3M
Shares Outstanding
55.7M
Float Shares

Major Holders (40)

Combined: 293.0%

Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.

HolderType% of ClassSharesFiledFiling
Cormorant Asset Management, LPIA, PN9.99%5,117,481Aug 14, 202613D/G
Bihua ChenHC, IN9.99%5,117,481Aug 14, 202613D/G
Affinity Asset Advisors, LLCIA, OO9.99%5,068,882Aug 13, 202613D/G
Michael ChoHC, IN9.99%5,068,882Aug 13, 202613D/G
Affinity Healthcare Fund, LPPartnership9.99%2,181,420Dec 3, 202513D/G
Devesh GandhiIndividual9.99%2,181,422Nov 14, 202513D/G
SilverArc Capital Management, LLCInvestment adviser9.99%2,181,422Nov 14, 202513D/G
Robert AtchinsonHC, IN9.99%2,181,422Nov 13, 202513D/G
Adage Capital Management, L.P.IA, PN9.99%2,181,422Nov 13, 202513D/G
Phillip GrossHC, IN9.99%2,181,422Nov 13, 202513D/G
Sirenia Capital Management LPIA, PN9.90%11,586,340May 15, 202613D/G
Alex SilversteinHC, IN9.90%11,586,340May 15, 202613D/G
Matthew D. PerryHC, IN9.72%6,247,738Oct 14, 202613D/G
Coastlands Capital Partners LPPartnership9.72%6,247,738Oct 14, 202613D/G
Coastlands Capital GP LLCOther9.72%6,247,738Oct 14, 202613D/G
Coastlands Capital LPIA, PN9.72%6,247,738Oct 14, 202613D/G
Coastlands Capital LLCHC, OO9.72%6,247,738Oct 14, 202613D/G
Vestal Point Capital, LPIA, PN7.90%4,025,000Aug 14, 202613D/G
Ryan WilderHC, IN7.90%4,025,000Aug 14, 202613D/G
Opaleye Management, Inc.Corporation7.60%750,000Feb 14, 202513D/G
SilverArc Capital Alpha Fund II, L.P.Partnership7.15%1,562,007Nov 14, 202513D/G
Frazier Life Sciences Public Fund, L.P.Partnership5.70%1,953,467May 12, 202613D/G
FHMLSP, L.P.Partnership5.70%1,953,467May 12, 202613D/G
FHMLSP, L.L.C.Other5.70%1,953,467May 12, 202613D/G
Weston NicholsIndividual5.40%2,807,016Aug 14, 202613D/G
Lynx1 Capital Management LPPartnership5.40%2,807,016Aug 14, 202613D/G
Millennium Group Management LLCOther5.20%1,235,827Jan 22, 202613D/G
Integrated Core Strategies (US) LLCOther5.20%1,234,295Jan 22, 202613D/G
Millennium Management LLCOther5.20%1,235,827Jan 22, 202613D/G
Israel A. EnglanderIndividual5.20%1,235,827Jan 22, 202613D/G
Neil ShahrestaniHC, IN4.99%1,151,051Nov 14, 202513D/G
Ikarian Capital, LLCInvestment adviser4.99%1,151,051Nov 14, 202513D/G
Oleg NodelmanHC, IN4.60%1,583,000May 15, 202613D/G
EcoR1 Capital, LLCIA, OO4.60%1,583,000May 15, 202613D/G
William ArsaniHC, IN4.60%1,500,000Feb 17, 202613D/G
ADAR1 Capital Management, LLCIA, OO4.40%1,351,671Feb 17, 202613D/G
Daniel SchneebergerHC, IN4.40%1,351,671Feb 17, 202613D/G
EcoR1 Capital Fund Qualified, L.P.Partnership4.30%1,488,345May 15, 202613D/G
ADAR1 Capital Management GP, LLCOther4.30%1,347,004Feb 17, 202613D/G
ADAR1 Partners, LPPartnership4.30%1,347,004Feb 17, 202613D/G

Insider Trades (100)

Last 4 quarters: 1,573,105 acquired · 0 disposed
InsiderPositionDateTypeSharesPriceValueFiling
Stoner ElizabethdirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Kropotova AlexandradirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Arkowitz DaviddirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Clark William DdirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Parada Antonio Bernardino GuimaraesdirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Sender GarydirectorOct 14, 2026AWARD38,000$0.78$29.6KForm 4
Carr MollyChief Medical OfficerJul 31, 2026AWARD430,000$1.40$602.0KForm 4
Carr MollyofficerJul 31, 2026OTHER0——Form 4
Stoner ElizabethdirectorMay 18, 2026AWARD60,000$1.42$85.2KForm 4
Stoner Elizabethdirector: May 7, 2026OTHER0——Form 4
Banjak MarcChief Legal OfficerMar 26, 2026BUY1,434$1.76$2.5KForm 4
Banjak MarcChief Legal OfficerMar 26, 2026BUY12,500$1.64$20.5KForm 4
Duran FelipeChief Financial OfficerMar 19, 2026BUY24,835$2.02$50.1KForm 4
Brenner Martindirector, officer: See RemarksMar 19, 2026BUY12,336$2.02$24.9KForm 4
Banjak MarcChief Legal OfficerJan 28, 2026AWARD146,000$2.23$325.6KForm 4
Duran FelipeChief Financial OfficerJan 28, 2026AWARD179,000$2.23$399.2KForm 4
Brenner Martindirector, officer: See RemarksJan 28, 2026AWARD479,000$2.23$1.1MForm 4
Schimmelpennink Evert B.directorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Clark William DdirectorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Sender GarydirectorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Kropotova AlexandradirectorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Parada Antonio Bernardino GuimaraesdirectorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Arkowitz DaviddirectorNov 20, 2025AWARD13,500$1.00$13.5KForm 4
Duran FelipeChief Financial OfficerOct 20, 2025AWARD75,000$0.89$67.0KForm 4
Banjak MarcChief Legal OfficerOct 20, 2025AWARD55,000$0.89$49.1KForm 4
Brenner Martindirector, officer: See RemarksOct 20, 2025AWARD180,000$0.89$160.7KForm 4
Banjak MarcChief Legal OfficerFeb 21, 2025AWARD71,000$3.48$247.1KForm 4
Duran FelipeChief Financial OfficerFeb 21, 2025AWARD84,700$3.48$294.8KForm 4
Brenner Martindirector, officer: See RemarksFeb 21, 2025AWARD230,700$3.48$802.8KForm 4
Duran FelipeChief Financial OfficerJan 10, 2025BUY9,191$2.72$25.0KForm 4
Brenner Martindirector, officer: See RemarksJan 10, 2025BUY9,191$2.72$25.0KForm 4
Banjak MarcChief Legal OfficerJan 10, 2025BUY9,191$2.72$25.0KForm 4
Arkowitz DaviddirectorJan 10, 2025BUY18,382$2.72$50.0KForm 4
Clark William DdirectorJan 10, 2025BUY1,838$2.72$5.0KForm 4
Parada Antonio Bernardino GuimaraesdirectorJan 10, 2025BUY183,823$2.72$500.0KForm 4
Sender GarydirectorJan 10, 2025BUY9,191$2.72$25.0KForm 4
Parada Antonio Bernardino GuimaraesdirectorNov 21, 2024AWARD12,600$2.45$30.9KForm 4
Parada Antonio Bernardino Guimaraesdirector: Nov 21, 2024OTHER0——Form 4
Sender GarydirectorNov 21, 2024AWARD18,900$2.45$46.3KForm 4
Schimmelpennink Evert B.directorNov 21, 2024AWARD18,900$2.45$46.3KForm 4
Kropotova AlexandradirectorNov 21, 2024AWARD18,900$2.45$46.3KForm 4
Clark William DdirectorNov 21, 2024AWARD18,900$2.45$46.3KForm 4
Arkowitz DaviddirectorNov 21, 2024AWARD12,600$2.45$30.9KForm 4
Arkowitz Daviddirector: Nov 21, 2024OTHER0——Form 4
Banjak MarcChief Legal OfficerAug 14, 2024DISPOSED0——Form 4
Banjak MarcChief Legal OfficerAug 29, 2022DISPOSED600$141.20$84.7KForm 4
Banjak MarcChief Legal OfficerAug 23, 2023DISPOSED3,000$6.92$20.8KForm 4
Banjak MarcChief Legal OfficerMay 9, 2024DISPOSED55,000$1.88$103.4KForm 4
Banjak MarcChief Legal OfficerApr 25, 2024DISPOSED29,000$1.72$49.9KForm 4
Banjak MarcChief Legal OfficerFeb 21, 2022DISPOSED800$170.40$136.3KForm 4
Brenner MartinSee RemarksMay 9, 2024AWARD147,300$1.88$276.9KForm 4
Brenner MartinSee RemarksMay 9, 2024AWARD110,000$1.88$206.8KForm 4
Duran FelipeChief Financial OfficerMay 9, 2024AWARD90,000$1.88$169.2KForm 4
Duran FelipeChief Financial OfficerApr 25, 2024AWARD35,800$1.72$61.6KForm 4
Brenner MartinSee RemarksNov 1, 2023SELL4,881$0.27$1.3KForm 4
Brenner MartinSee RemarksOct 3, 2023SELL5,267$0.30$1.6KForm 4
Brenner MartinSee RemarksOct 2, 2023SELL4,215$0.31$1.3KForm 4
Brenner MartinSee RemarksAug 28, 2023SELL5,011$0.31$1.5KForm 4
Duran FelipeChief Financial OfficerAug 23, 2023AWARD60,000$0.35$20.8KForm 4
Brenner MartinSee RemarksAug 23, 2023AWARD120,000$0.35$41.5KForm 4
Brenner MartinSee RemarksJul 27, 2023SELL4,480$0.51$2.3KForm 4
Brenner MartinSee RemarksJul 27, 2023SELL35$0.51$17.85Form 4
Brenner MartinSee RemarksJul 12, 2023SELL47,020$0.59$27.5KForm 4
Brenner MartinSee RemarksJun 26, 2023AWARD75,833——Form 4
Brenner MartinSee RemarksJun 22, 2023DISPOSED75,833——Form 4
Brenner MartinSee RemarksJun 21, 2023SELL3,859$0.68$2.6KForm 4
Brenner MartinSee RemarksJun 21, 2023SELL225$0.69$154.51Form 4
Brenner MartinSee RemarksJun 21, 2023SELL100$0.68$68.32Form 4
Brenner MartinSee RemarksMay 22, 2023SELL4,158$0.94$3.9KForm 4
Brenner MartinSee RemarksMay 22, 2023SELL24$0.94$22.68Form 4
Brenner MartinSee RemarksApr 24, 2023SELL4,382$1.20$5.3KForm 4
Brenner MartinSee RemarksMar 31, 2023AWARD50,000——Form 4
Duran FelipeChief Financial OfficerMar 31, 2023AWARD37,500——Form 4
Brenner MartinSee RemarksMar 23, 2023SELL5,213$2.13$11.1KForm 4
Brenner MartinSee RemarksFeb 21, 2023SELL3,976$1.77$7.0KForm 4
Duran FelipeInterim CFOFeb 13, 2023DISPOSED0——Form 4
Duran FelipeInterim CFOMay 4, 2022DISPOSED2,800$32.25$90.3KForm 4
Duran FelipeInterim CFOAug 23, 2022DISPOSED1,000$31.50$31.5KForm 4
Duran FelipeInterim CFOAug 29, 2022DISPOSED12,000$7.00$84.0KForm 4
Brenner MartinInterim CEO and CSOJan 20, 2023AWARD130,000——Form 4
Brenner MartinChief Scientific OfficerNov 11, 2022AWARD95,348——Form 4
Lutz Robert MatthewSee RemarksNov 11, 2022AWARD100,057——Form 4
Isett Thomas Francis 3rdCEO and Executive ChairmanSep 8, 2022AWARD2,000,000——Form 4
Isett Thomas Francis 3rddirector, officer: CEO and Executive ChairmanSep 8, 2022AWARD2,000,000$0.27$548.0KForm 4
Lutz Robert MatthewSee RemarkAug 29, 2022AWARD400,000——Form 4
Brenner MartinChief Scientific OfficerAug 29, 2022AWARD700,000——Form 4
Lutz Robert MatthewSee RemarksMar 10, 2022SELL24,625$0.35$8.5KForm 4
Maddux Randy JoeChief Operating OfficerDec 7, 2021SELL37,243$0.68$25.4KForm 4
Clark William DdirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Schimmelpennink Evert B.directorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Kropotova AlexandradirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Armstrong Linda WashingtondirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Isett Thomas Francis 3rddirector, officer: CEO and Executive ChairmanAug 23, 2021OTHER0——Form 4
Sender GarydirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
GENERAL HILL (Ret) JAMES T.directorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
MCKEY JOHN D JRdirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Chang GlenndirectorDec 9, 2021AWARD109,000$0.69$75.6KForm 4
Isett Thomas Francis 3rddirector, officer: CEO and Executive ChairmanSep 23, 2021AWARD2,000,000$1.17$2.3MForm 4
Lutz Robert MatthewSee RemarksAug 23, 2021AWARD500,000$1.26$630.0KForm 4
Maddux Randy JoeChief Operating OfficerAug 23, 2021AWARD500,000$1.26$630.0KForm 4