13F

Stock

iBio, Inc.

IBIO · held by 50 managers

Reported value

$31.6M

Holders

50

+3 new · −0 exited

Holders’ est. mark

$223

Price effect on 2 books still in the name

Largest holder

$4.3M

EcoR1 Capital, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
EcoR1 Capital, LLC2.23M$4.3MHeld
Affinity Asset Advisors, LLC2.06M$3.97MHeld
Logos Global Management LP2M$3.86MHeld
Frazier Life Sciences Management, L.P.1.95M$3.77MHeld
Balyasny Asset Management L.P.1.1M$2.12MHeld
Ikarian Capital, LLC957.1K$1.85MHeld
Vanguard883.1K$1.7MHeld
Sio Capital Management, LLC740K$1.43MHeld
AMERIPRISE FINANCIAL INC584.4K$1.13MHeld
TWO SIGMA INVESTMENTS, LP456.3K$880.7KHeld
ADAR1 Capital Management, LLC405.5K$782.7KHeld
Renaissance Technologies353.3K$681.9KHeld
Monashee Investment Management LLC274.9K$530.5KHeld
BOOTHBAY FUND MANAGEMENT, LLC254.4K$491KHeld
Hudson Bay Capital Management LP242.1K$467.2KNew
NOESIS CAPITAL MANGEMENT CORP224.2K$432.7KHeld
GEODE CAPITAL MANAGEMENT, LLC222.6K$429.6KHeld
Walleye Capital LLC198.4K$382.9KHeld
Jefferies Financial Group Inc.160K$308.8KHeld
UBS Group AG126.6K$244.3KHeld
MARSHALL WACE, LLP121.3K$234.1KHeld
BANK OF AMERICA CORP /DE/115.8K$223.5K$160Added$223.4K
TWO SIGMA ADVISERS, LP108.4K$209.2KHeld
SILVERARC CAPITAL MANAGEMENT, LLC106K$204.6KHeld
JANE STREET GROUP, LLC105.7K$204KHeld
Mountain Capital Investment Advisors Inc.63K$141.8KHeld
State Street72.9K$140.7KHeld
BlackRock, Inc.42.7K$82.5KHeld
NORTHERN TRUST CORP40.3K$77.8KHeld
Persistent Asset Partners Ltd39.6K$76.4KNew
XTX Topco Ltd37K$71.4KHeld
MORGAN STANLEY27.6K$53.3K$63Added$53.2K
PFG Investments, LLC21.5K$41.5KHeld
Vanguard Personalized Indexing Management, LLC12.5K$24.1KHeld
CITIGROUP INC5.05K$9.74KHeld
Tower Research Capital LLC (TRC)1.38K$2.66KHeld
Fortitude Family Office, LLC431$832Held
OSAIC HOLDINGS, INC.384$741Held
SHP Wealth Management60$116Held
Arax Advisory Partners91$112Held
SBI Securities Co., Ltd.22$42Held
SOA Wealth Advisors, LLC.13$25Held
BNP PARIBAS FINANCIAL MARKETS5$10Held
Activest Wealth Management4$8Held
JPMORGAN CHASE & CO2$4Held
Financial Gravity Asset Management, Inc.2$4Held
BARCLAYS PLC2$4New
WELLS FARGO & COMPANY/MN1$2Held
Steward Partners Investment Advisory, LLC1$2Held
Motiv8 Investments LLC1$0Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.