iBio, Inc.

IBIONASDAQ

$1.13+0.02 (+1.80%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

iBio, Inc. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+36.1%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Affinity Asset Advisors, LLC	7.20%	$7.01M	0.32%	Add 28.99%
Cormorant Asset Management, LP	6.41%	$6.25M	0.32%	New Not reported
Silverarc Capital Management, LLC	6.32%	$6.16M	0.64%	Add 1457.74%
Vestal Point Capital, LP	4.67%	$4.55M	0.11%	New Not reported
Vanguard Capital Management LLC	3.77%	$3.67M	0.00%	Not reported
Frazier Life Sciences Management, L.P.	3.51%	$3.42M	0.07%	Not reported
Ensign Peak Advisors, Inc	3.29%	$3.21M	0.01%	New Not reported
Woodline Partners LP	3.19%	$3.11M	0.01%	Not reported
Millennium Management LLC	2.97%	$2.89M	0.00%	Not reported
Citadel Advisors LLC	2.48%	$2.42M	0.00%	Not reported
Balyasny Asset Management L.P.	2.10%	$2.05M	0.00%	Not reported
Bank of America Corp	2.01%	$1.96M	0.00%	Not reported
Ikarian Capital, LLC	1.72%	$1.67M	0.18%	Not reported
Sio Capital Management, LLC	1.62%	$1.58M	0.26%	Not reported
Marshall Wace, LLP	1.62%	$1.58M	0.00%	Not reported
Geode Capital Management, LLC	0.90%	$877K	0.00%	Not reported
Walleye Capital LLC	0.90%	$876K	0.00%	Not reported
Squarepoint Ops LLC	0.90%	$873K	0.00%	Not reported
Noesis Capital Mangement Corp	0.73%	$709K	0.09%	Add 30.02%
Two Sigma Investments, LP	0.72%	$701K	0.00%	Not reported
Ally Bridge Group (NY) LLC	0.70%	$683K	0.60%	New Not reported
ADAR1 Capital Management, LLC	0.67%	$657K	0.03%	Reduce 20.08%
Verdad Advisers, LP	0.54%	$523K	0.50%	Not reported
Vanguard Fiduciary Trust Co	0.52%	$502K	0.00%	Not reported
Boothbay Fund Management, LLC	0.46%	$445K	0.01%	Not reported
BlackRock, Inc.	0.43%	$424K	0.00%	Not reported
Renaissance Technologies LLC	0.36%	$355K	0.00%	Not reported
Goldman Sachs Group Inc	0.36%	$351K	0.00%	Not reported
State Street Corp	0.31%	$299K	0.00%	Not reported
DAFNA Capital Management LLC	0.31%	$298K	0.06%	Reduce 12.18%
Northern Trust Corp	0.20%	$195K	0.00%	Not reported
Atom Investors LP	0.18%	$178K	0.02%	Not reported
XTX Topco Ltd	0.10%	$101K	0.00%	Not reported
Headlands Technologies LLC	0.09%	$83K	0.01%	Not reported
Two Sigma Securities, LLC	0.03%	$28.3K	0.00%	Not reported
Innovative Asset Advisors Group, LLC	0.03%	$26.3K	0.01%	New Not reported
Spark Investment Management LLC	0.02%	$23.6K	0.05%	Not reported
Bank of New York Mellon Corp	0.02%	$18.6K	0.00%	Not reported
JPMorgan Chase & Co	0.01%	$10.2K	0.00%	Not reported
Vanguard Global Advisers, LLC	0.01%	$9.56K	0.00%	Not reported
Barclays PLC	0.01%	$5.7K	0.00%	Not reported
UBS Group AG	0.00%	$877	0.00%	Not reported
FMR LLC	0.00%	$757	0.00%	Not reported
Fortitude Family Office, LLC	0.00%	$754	0.00%	Not reported
Osaic Holdings, Inc.	0.00%	$665	0.00%	Not reported
Wells Fargo & Company	0.00%	$177	0.00%	Not reported
SHP Wealth Management	0.00%	$105	0.00%	Not reported
SBI Securities Co., Ltd.	0.00%	$74	0.00%	Not reported
SOA Wealth Advisors, LLC.	0.00%	$23	0.00%	Not reported
Morgan Stanley	0.00%	$18	0.00%	Not reported

50 of 54 holders

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