iBio, Inc.
IBIO- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001420720
No open-market purchases or sales by iBio, Inc. insiders were filed in the last 90 days; 55 institutions reported holding it in 13F filings for Q2 2026, worth $60.8M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in iBio, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 55
- +4 vs. Q1 2026
- Shares held
- 34.7M
- +15.3M (+78.8%) vs. Q1 2026
- Total value
- $60.8M
- +$23.9M (+64.7%) vs. Q1 2026
- New holders
- 16
- 22 more added
- Sold out
- 12
- 9 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IBIO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 55 | $60.8M |
| Q1 2026 | 52 | $36.9M |
| Q4 2025 | 50 | $31.6M |
| Q3 2025 | 32 | $2.96M |
| Q2 2025 | 30 | $2.44M |
| Q1 2025 | 34 | $10.4M |
| Q4 2024 | 30 | $6.40M |
| Q3 2024 | 32 | $5.79M |
| Q2 2024 | 28 | $5.68M |
| Q1 2024 | 28 | $11.5M |
| Q4 2023 | 21 | $345.1K |
| Q3 2023 | 29 | $269.9K |
| Q2 2023 | 28 | $695.5K |
| Q1 2023 | 30 | $3.45M |
| Q4 2022 | 38 | $1.02M |
| Q3 2022 | 46 | $4.98M |
| Q2 2022 | 57 | $7.63M |
| Q1 2022 | 77 | $17.5M |
| Q4 2021 | 83 | $25.8M |
| Q3 2021 | 90 | $47.6M |
| Q2 2021 | 87 | $65.5M |
| Q1 2021 | 94 | $68.5M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding iBio, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Affinity Asset Advisors, LLC | 4,007,881 | $7.01M | 0.34% | +900,681+29.0% | Added |
| Cormorant Asset Management, LP | 3,570,000 | $6.25M | 0.32% | +3,570,000 | New |
| Silverarc Capital Management, LLC | 3,520,490 | $6.16M | 0.69% | +3,294,490+1,457.7% | Added |
| Vestal Point Capital, LP | 2,600,000 | $4.55M | 0.11% | +2,600,000 | New |
| Vanguard Capital Management LLC | 2,098,151 | $3.67M | 0.00% | +1,009,852+92.8% | Added |
| Frazier Life Sciences Management, L.P. | 1,953,467 | $3.42M | 0.07% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 1,832,457 | $3.21M | 0.01% | +1,832,457 | New |
| Woodline Partners LP | 1,776,547 | $3.11M | 0.01% | +1,776,547 | New |
| Millennium Management LLC | 1,651,473 | $2.89M | 0.00% | +101,623+6.6% | Added |
| Citadel Advisors LLC | 1,384,029 | $2.42M | 0.00% | +427,600+44.7% | Added |
| Balyasny Asset Management LLC | 1,170,893 | $2.05M | 0.00% | +159,938+15.8% | Added |
| Bank of America Corp | 1,121,492 | $1.96M | 0.00% | +831,079+286.2% | Added |
| Ikarian Capital, LLC | 957,062 | $1.67M | 0.27% | 00.0% | Unchanged |
| Sio Capital Management, LLC | 904,268 | $1.58M | 0.27% | 00.0% | Unchanged |
| Marshall Wace, LLP | 904,132 | $1.58M | 0.00% | +283,530+45.7% | Added |
| Geode Capital Management, LLC | 500,816 | $876.6K | 0.00% | +113,249+29.2% | Added |
| Walleye Capital LLC | 500,375 | $875.7K | 0.00% | +111,821+28.8% | Added |
| Squarepoint Ops LLC | 498,872 | $873.0K | 0.00% | +498,872 | New |
| Noesis Capital Mangement Corp | 405,000 | $708.8K | 0.09% | +93,500+30.0% | Added |
| Two Sigma Investments, LP | 400,667 | $701.2K | 0.00% | −8,191−2.0% | Reduced |
| Ally Bridge Group (NY) LLC | 390,147 | $682.8K | 0.88% | +390,147 | New |
| ADAR1 Capital Management, LLC | 375,531 | $657.2K | 0.03% | −94,347−20.1% | Reduced |
| Verdad Advisers, LP | 298,927 | $523.1K | 0.50% | +242,609+430.8% | Added |
| Vanguard Fiduciary Trust Co | 286,875 | $502.0K | 0.00% | +81,860+39.9% | Added |
| Boothbay Fund Management, LLC | 254,412 | $445.2K | 0.01% | 00.0% | Unchanged |
| BlackRock, Inc. | 242,016 | $423.5K | 0.00% | +110,801+84.4% | Added |
| Renaissance Technologies LLC | 202,847 | $355.0K | 0.00% | +202,847 | New |
| Goldman Sachs Group Inc | 200,455 | $350.8K | 0.00% | +243+0.1% | Added |
| State Street Corp | 170,799 | $298.9K | 0.00% | +29,600+21.0% | Added |
| DAFNA Capital Management LLC | 170,053 | $297.6K | 0.06% | −23,585−12.2% | Reduced |
| Northern Trust Corp | 111,319 | $194.8K | 0.00% | +33,995+44.0% | Added |
| Atom Investors LP | 101,557 | $177.7K | 0.02% | +101,557 | New |
| XTX Topco Ltd | 57,842 | $101.2K | 0.00% | −4,609−7.4% | Reduced |
| Headlands Technologies LLC | 47,413 | $83.0K | 0.01% | +36,463+333.0% | Added |
| Two Sigma Securities, LLC | 16,151 | $28.3K | 0.00% | +16,151 | New |
| Innovative Asset Advisors Group, LLC | 15,000 | $26.3K | 0.01% | +15,000 | New |
| Spark Investment Management LLC | 13,500 | $23.6K | 0.05% | +13,500 | New |
| Bank of New York Mellon Corp | 10,637 | $18.6K | 0.00% | +10,637 | New |
| JPMorgan Chase & Co | 5,897 | $10.2K | 0.00% | +5,895+294,750.0% | Added |
| Vanguard Global Advisers, LLC | 5,460 | $9.55K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 3,255 | $5.70K | 0.00% | +3,255 | New |
| UBS Group AG | 501 | $877 | 0.00% | −1,672−76.9% | Reduced |
| FMR LLC | 433 | $757 | 0.00% | +433 | New |
| Fortitude Family Office, LLC | 431 | $754 | 0.00% | −207−32.4% | Reduced |
| Advisor Group Holdings, Inc. | 380 | $665 | 0.00% | −204−34.9% | Reduced |
| Wells Fargo & Company | 101 | $177 | 0.00% | +100+10,000.0% | Added |
| SHP Wealth Management | 60 | $105 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 42 | $74 | 0.00% | +20+90.9% | Added |
| SOA Wealth Advisors, LLC. | 13 | $23 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 10 | $18 | 0.00% | −30,927−100.0% | Reduced |
| Caitong International Asset Management Co., Ltd | 9 | $16 | 0.00% | +7+350.0% | Added |
| Activest Wealth Management | 4 | $7 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 2 | $4 | 0.00% | −3−60.0% | Reduced |
| Financial Gravity Companies, Inc. | 2 | $4 | 0.00% | +2 | New |
| Rockefeller Capital Management L.P. | 1 | $2 | 0.00% | +1 | New |
| EcoR1 Capital, LLC | 0 | $0 | 0.00% | −1,583,000−100.0% | Sold out |
| Logos Global Management LP | 0 | $0 | 0.00% | −1,300,000−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −412,725−100.0% | Sold out |
| Lynx1 Capital Management LP | 0 | $0 | 0.00% | −68,076−100.0% | Sold out |
| PFG Investments, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| JustInvest LLC | 0 | $0 | 0.00% | −12,180−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −11,402−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −10,822−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −3,891−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −1,373−100.0% | Sold out |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Steward Partners Investment Advisory, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Sofos Investments, Inc. | – | – | – | – | Not filed |