Fund shareholders of iBio Inc
ISIN US4510337086 · United States · LEI 529900EW4RXUITGKUT34
- Fund shareholders
- 12
- Of which ETFs
- 1 11 other funds
- Value held
- 4.5M $
- Share of capital
- 3.9 % of 64.3M shares on Aug 27, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,465,833 | 2.6M $ | 0.00 % | 2.28 % | as of Jun 30, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 582,071 | 1M $ | 0.00 % | 0.91 % | as of Jun 30, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 187,860 | 356.9K $ | 0.00 % | 0.29 % | as of May 31, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 103,831 | 181.7K $ | 0.01 % | 0.16 % | as of Jun 30, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 63,803 | 121.2K $ | 0.00 % | 0.10 % | as of May 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 51,345 | 97.6K $ | 0.00 % | 0.08 % | as of May 31, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 29,586 | 51.8K $ | 0.00 % | 0.05 % | as of Jun 30, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 20,661 | 36.2K $ | 0.00 % | 0.03 % | as of Jun 30, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 19,435 | 36.9K $ | 0.00 % | 0.03 % | as of May 31, 2026 ↗ |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 6,970 | 12.2K $ | 0.01 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Total Stock Market Index Trust John Hancock Variable Insurance Trust | 654 | 1.1K $ | 0.00 % | 0.00 % | as of Jun 30, 2026 ↗ |
| Blackstone Alternative Multi-Strategy Fund Blackstone Alternative Investment Funds | 500 | 875 $ | 0.00 % | as of Jun 30, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| iShares Micro-Cap ETF iShares Trust | 0.01 % | as of Jun 30, 2026 ↗ |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 0.01 % | as of Jun 30, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 0.00 % | as of Jun 30, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 0.00 % | as of May 31, 2026 ↗ |
| Total Stock Market Index Trust John Hancock Variable Insurance Trust | 0.00 % | as of Jun 30, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 0.00 % | as of Jun 30, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 0.00 % | as of Jun 30, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q3 | 12 | +4 | 2,532,549 | +94.4 % |
| 2026Q2 | 8 | +1 | 1,302,660 | +51.5 % |
| 2026Q1 | 7 | +3 | 859,652 | +202.4 % |
| 2025Q4 | 4 | 0 | 284,230 | +27.9 % |
| 2025Q3 | 4 | -2 | 222,194 | -3.5 % |
| 2025Q2 | 6 | 0 | 230,345 | +38.3 % |
| 2025Q1 | 6 | 0 | 166,502 | +62.1 % |
| 2024Q4 | 6 | 0 | 102,713 | +92.8 % |
| 2024Q3 | 6 | +2 | 53,279 | +321.8 % |
| 2024Q2 | 4 | -1 | 12,631 | -0.0 % |
| 2024Q1 | 5 | 12,637 |
Institutional managers
49 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| Affinity Asset Advisors, LLC | 3,107,200 | 5.9M $ | as of Mar 31, 2026 |
| Frazier Life Sciences Management, L.P. | 1,953,467 | 3.7M $ | as of Mar 31, 2026 |
| EcoR1 Capital, LLC | 1,583,000 | 3M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 1,549,850 | 2.9M $ | as of Mar 31, 2026 |
| Logos Global Management LP | 1,300,000 | 2.5M $ | as of Mar 31, 2026 |
| Balyasny Asset Management L.P. | 1,010,955 | 1.9M $ | as of Mar 31, 2026 |
| Ikarian Capital, LLC | 957,062 | 1.8M $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 956,429 | 1.8M $ | as of Mar 31, 2026 |
| Sio Capital Management, LLC | 904,268 | 1.7M $ | as of Mar 31, 2026 |
| MARSHALL WACE, LLP | 620,602 | 1.2M $ | as of Mar 31, 2026 |
| ADAR1 Capital Management, LLC | 469,878 | 892.8K $ | as of Mar 31, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 412,725 | 784.2K $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 408,858 | 776.8K $ | as of Mar 31, 2026 |
| Walleye Capital LLC | 388,554 | 738.3K $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 387,567 | 736.6K $ | as of Mar 31, 2026 |
| NOESIS CAPITAL MANGEMENT CORP | 311,500 | 591.9K $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 290,413 | 551.8K $ | as of Mar 31, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | 254,412 | 483.4K $ | as of Mar 31, 2026 |
| SILVERARC CAPITAL MANAGEMENT, LLC | 226,000 | 429.4K $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 200,212 | 380.4K $ | as of Mar 31, 2026 |
| DAFNA Capital Management LLC | 193,638 | 367.9K $ | as of Mar 31, 2026 |
| STATE STREET CORP | 141,199 | 268.3K $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 131,215 | 249.3K $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 77,324 | 146.9K $ | as of Mar 31, 2026 |
| Lynx1 Capital Management LP | 68,076 | 129.3K $ | as of Mar 31, 2026 |
Declared shareholders of iBio Inc
There are 4 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Affinity Asset Advisors, LLC and 1 other | 9.99 % | 5,068,882 | as of Jun 30, 2026 · SCHEDULE 13G |
| Cormorant Asset Management, LP and 1 other | 9.99 % | 5,117,481 | as of Jun 30, 2026 · SCHEDULE 13G |
| Vestal Point Capital, LP and 1 other | 7.90 % | 4,025,000 | as of Jun 30, 2026 · SCHEDULE 13G |
| Lynx1 Capital Management LP and 1 other | 5.40 % | 2,807,016 | as of Jun 30, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of iBio Inc". https://titelia.com/en/stocks/ibio-inc-US4510337086