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iBio
IBIO

50 hedge funds and large institutions have $31.6M invested in iBio in 2025 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 12 increasing their positions, 3 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

968% more capital invested

Capital invested by funds: $2.96M → $31.6M (+$28.6M)

300% more repeat investments, than reductions

Existing positions increased: 12 | Existing positions reduced: 3

225% more first-time investments, than exits

New positions opened: 26 | Existing positions closed: 8

56% more funds holding

Funds holding: 32 → 50 (+18)

54.5% more ownership

Funds ownership: 18.16% → 72.66% (+54%)

Holders
50
Holders Change
+18
Holders Change %
+56.25%
% of All Funds
0.61%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
26
Increased
12
Reduced
3
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
EC
EcoR1 Capital
California
+$3.04M
2
AAA
Affinity Asset Advisors
New York
+$2.81M
3
LGM
Logos Global Management
California
+$2.73M
4
FLSM
Frazier Life Sciences Management
California
+$2.67M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$1.48M

Top Sellers

Rank Fund Capital Flow
1
LCM
Lynx1 Capital Management
Puerto Rico
-$874K
2
OM
Opaleye Management
Massachusetts
-$310K
3
Citadel Advisors
Citadel Advisors
Florida
-$109K
4
TSS
Two Sigma Securities
New York
-$37.3K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$36.8K
Name Holding Trade Value Shares
Change 		Change in
Stake
MCIA
26
Mountain Capital Investment Advisors
Colorado
$142K +$86K +63,000 New
State Street
27
State Street
Massachusetts
$141K +$53.5K +39,200 +116%
BlackRock
28
BlackRock
New York
$82.5K – – –
Northern Trust
29
Northern Trust
Illinois
$77.8K +$23.6K +17,270 +75%
PAP
30
Persistent Asset Partners
Hong Kong
$76.4K +$54K +39,585 New
XT
31
XTX Topco
Cayman Islands
$71.4K +$50.5K +37,014 New
Morgan Stanley
32
Morgan Stanley
New York
$53.3K +$37.6K +27,538 +48,312%
PI
33
PFG Investments
New York
$41.5K +$29.3K +21,500 New
VPIM
34
Vanguard Personalized Indexing Management
California
$24.1K +$17K +12,491 New
Citigroup
35
Citigroup
New York
$9.74K +$6.89K +5,046 New
TRCT
36
Tower Research Capital (TRC)
New York
$2.66K -$482 -353 -20%
FFO
37
Fortitude Family Office
Arizona
$832 +$588 +431 New
Osaic Holdings
38
Osaic Holdings
Arizona
$741 -$437 -320 -45%
SWM
39
SHP Wealth Management
Massachusetts
$116 +$82 +60 New
AAP
40
Arax Advisory Partners
Colorado
$112 – – –
SS
41
SBI Securities
Japan
$42 – – –
SWA
42
SOA Wealth Advisors
New York
$25 – – –
BNP Paribas Financial Markets
43
BNP Paribas Financial Markets
France
$10 – – –
AWM
44
Activest Wealth Management
Florida
$8 – – –
FGAM
45
Financial Gravity Asset Management
Texas
$4 – – –
JP Morgan Chase
46
JP Morgan Chase
New York
$4 – – –
Barclays
47
Barclays
United Kingdom
$4 +$3 +2 New
Wells Fargo
48
Wells Fargo
California
$2 -$4 -3 -75%
SPIA
49
Steward Partners Investment Advisory
New York
$2 – – –
LCM
50
Lynx1 Capital Management
Puerto Rico
– -$874K -1,055,897 Closed
1
2
3

IBIO Hedge Fund Activity: Q4 2025 in Review

50 of the 8,232 institutional investors tracked by Wall St. Rank reported a position in iBio (IBIO) for Q4 2025, worth a combined $31.6M — up 968% from $2.96M a quarter earlier.

Buyers outnumbered sellers: 26 funds opened new IBIO positions and 8 closed out — a net gain of 18 holders — while 12 added to existing stakes and 3 trimmed.

The largest buyer was EcoR1 Capital, opening a new position worth an estimated $3.04M. The largest seller was Lynx1 Capital Management, exiting entirely with an estimated $874K sold.

  • 50 institutional investors held iBio (IBIO) as of Q4 2025, up from 32 in Q3 2025.
  • Funds reported $31.6M of iBio stock for Q4 2025, up 968% quarter-over-quarter.
  • 26 funds opened new iBio positions in Q4 2025 and 8 closed out, a net change of +18 holders.
  • The largest iBio buyer in Q4 2025 was EcoR1 Capital, an estimated $3.04M added.
  • The largest iBio seller in Q4 2025 was Lynx1 Capital Management, an estimated $874K sold.

Based on aggregated 13F filings for Q4 2025.