iBio, Inc. - Common Stock, par value $0.001 per share (IBIO)
CUSIP: 451033708
Q4 2025 13F Holders as of 31 Dec 2025
- Type / Class
- Equity / Common Stock, par value $0.001 per share
- Shares outstanding
- 30,719,795
- Total 13F shares
- 16,339,467
- Share change
- +12,769,419
- Total reported value
- $31,555,271
- Price per share
- $1.93
- Number of holders
- 49
- Value change
- +$26,570,216
- Number of buys
- 36
- Number of sells
- 11
Quarterly Holders Quick Answers
What is CUSIP 451033708?
CUSIP 451033708 identifies IBIO - iBio, Inc. - Common Stock, par value $0.001 per share in SEC institutional holdings data.
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Recent filing periods for CUSIP 451033708:
Top shareholders of IBIO - iBio, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Point72 Asset Management, L.P. |
13D/G
|
— |
9.9%
|
14,289,118
|
$9,716,600 | $0 | 22 Aug 2025 | |
| Logos Global Management LP |
13D/G
|
— |
4.6%
|
1,500,000
|
$3,810,000 | -$1,270,000 | 31 Dec 2025 | |
| Vestal Point Capital, LP |
13D/G
|
— |
9.9%
|
4,275,000
|
$3,518,752 | $0 | 30 Sep 2025 | |
| ADAR1 Capital Management, LLC |
13D/G
13F
|
Company |
4.4%
|
1,351,671
|
$3,433,244 | -$1,123,655 | 31 Dec 2025 | |
| EcoR1 Capital, LLC |
13D/G
|
— |
9.9%
|
2,228,000
|
$2,673,600 | $0 | 10 Dec 2025 | |
| Frazier Life Sciences Public Fund, L.P. |
13D/G
|
— |
8.7%
|
1,953,467
|
$2,344,160 | $0 | 09 Dec 2025 | |
| Cormorant Asset Management, LP |
13D/G
|
— |
10%
|
2,248,010
|
$1,850,337 | $0 | 30 Sep 2025 | |
| Adage Capital Management, L.P. |
13D/G
|
— |
10%
|
2,181,422
|
$1,795,528 | $0 | 30 Sep 2025 | |
| SILVERARC CAPITAL MANAGEMENT, LLC |
13D/G
|
— |
10%
|
2,181,422
|
$1,795,528 | $0 | 30 Sep 2025 | |
| Ikarian Capital, LLC |
13D/G
13F
|
Company |
5%
|
1,151,051
|
$947,430 | $0 | 30 Sep 2025 | |
| Lynx1 Capital Management LP |
13F
|
Company |
3.4%
|
1,055,897
|
$874,072 | — | 30 Sep 2025 | |
| Opaleye Management Inc. |
13D/G
13F
|
Company |
7.6%
|
750,000
|
$787,500 | $0 | 31 Dec 2024 | |
| Patrick J. Crutcher |
13D/G
|
— |
3.1%
|
847,044
|
$635,283 | +$112,748 | 30 Jun 2025 | |
| Antonio Bernardino Guimaraes Parada |
3/4/5
|
Director |
—
mixed-class rows
|
197,323
mixed-class rows
|
$499,999 | — | 20 Nov 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
1.6%
|
482,300
|
$399,248 | — | 30 Sep 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
0.89%
|
274,070
|
$226,930 | — | 30 Sep 2025 | |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
|
Company |
0.58%
|
176,862
|
$146,406 | — | 30 Sep 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.49%
|
151,309
|
$125,253 | — | 30 Sep 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.43%
|
131,958
|
$109,235 | — | 30 Sep 2025 | |
| Randy Joe Maddux |
3/4/5
|
Chief Operating Officer |
—
class O/S missing
|
271,757
|
$72,151 | — | 07 Dec 2021 | |
| David Arkowitz |
3/4/5
|
Director |
—
mixed-class rows
|
31,882
mixed-class rows
|
$49,999 | — | 20 Nov 2025 | |
| TWO SIGMA SECURITIES, LLC |
13F
|
Company |
0.15%
|
45,079
|
$37,316 | — | 30 Sep 2025 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
|
Company |
0.14%
|
44,471
|
$36,813 | — | 30 Sep 2025 | |
| BlackRock, Inc. |
13F
|
Company |
0.14%
|
42,727
|
$35,369 | — | 30 Sep 2025 | |
| Virtu Financial LLC |
13F
|
Company |
0.14%
|
41,900
|
$35,000 | — | 30 Sep 2025 | |
| HRT FINANCIAL LP |
13F
|
Company |
0.11%
|
34,157
|
$28,000 | — | 30 Sep 2025 | |
| STATE STREET CORP |
13F
|
Company |
0.11%
|
33,699
|
$27,896 | — | 30 Sep 2025 | |
| Robert Matthew Lutz |
3/4/5
|
Chief Financial & Business Officer and Principal Accounting Officer |
—
class O/S missing
|
102,165
|
$27,125 | — | 11 Nov 2022 | |
| Gary Sender |
3/4/5
|
Director |
—
mixed-class rows
|
22,691
mixed-class rows
|
$25,000 | — | 20 Nov 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.08%
|
23,044
|
$19,076 | — | 30 Sep 2025 | |
| BALYASNY ASSET MANAGEMENT L.P. |
13F
|
Company |
0.03%
|
10,400
|
$8,609 | — | 30 Sep 2025 | |
| William D. Clark |
3/4/5
|
Director |
—
mixed-class rows
|
15,338
mixed-class rows
|
$4,999 | — | 20 Nov 2025 | |
| SABBY MANAGEMENT, LLC |
13D/G
|
— |
0.2%
|
19,250
|
$3,272 | $0 | 31 Dec 2024 | |
| Tower Research Capital LLC (TRC) |
13F
|
Company |
0.01%
|
1,733
|
$1,435 | — | 30 Sep 2025 | |
| OSAIC HOLDINGS, INC. |
13F
|
Company |
0%
|
704
|
$575 | — | 30 Sep 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0%
|
145
|
$120 | — | 30 Sep 2025 | |
| Arax Advisory Partners |
13F
|
Company |
0%
|
91
|
$76 | — | 30 Sep 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0%
|
57
|
$47 | — | 30 Sep 2025 | |
| SBI Securities Co., Ltd. |
13F
|
Company |
0%
|
22
|
$18 | — | 30 Sep 2025 | |
| SOA Wealth Advisors, LLC. |
13F
|
Company |
0%
|
13
|
$11 | — | 30 Sep 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0%
|
5
|
$4 | — | 30 Sep 2025 | |
| Activest Wealth Management |
13F
|
Company |
0%
|
4
|
$3 | — | 30 Sep 2025 | |
| CITY HOLDING CO |
13F
|
Company |
0%
|
4
|
$3 | — | 30 Sep 2025 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0%
|
4
|
$3 | — | 30 Sep 2025 | |
| Financial Gravity Asset Management, Inc. |
13F
|
Company |
0%
|
2
|
$2 | — | 30 Sep 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0%
|
2
|
$2 | — | 30 Sep 2025 | |
| Steward Partners Investment Advisory, LLC |
13F
|
Company |
0%
|
1
|
$1 | — | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
0%
|
1
|
$1 | — | 30 Sep 2025 | |
| Thomas F. Isett |
3/4/5
|
CEO and Executive Chairman, Director |
—
class O/S missing
|
2,000,000
|
— | — | 08 Sep 2022 | |
| General Hill (ret) James T. |
3/4/5
|
Director |
—
class O/S missing
|
109,000
|
— | — | 09 Dec 2021 |
Institutional Holders of iBio, Inc. - Common Stock, par value $0.001 per share (IBIO) as of Q4 2025
As of 31 Dec 2025,
iBio, Inc. - Common Stock, par value $0.001 per share (IBIO) was held by
49 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
16,339,467 shares.
The largest 10 holders included
EcoR1 Capital, LLC, Affinity Asset Advisors, LLC, Logos Global Management LP, Frazier Life Sciences Management, L.P., Balyasny Asset Management L.P., Ikarian Capital, LLC, VANGUARD GROUP INC, Sio Capital Management, LLC, AMERIPRISE FINANCIAL INC, and TWO SIGMA INVESTMENTS, LP.
This page lists
49
institutional shareholders reporting positions in this security
for the Q4 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
32
Q4 2025 holders
49
Holder diff
17
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q4 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.