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FibroBiologics
FBLG

65 hedge funds and large institutions have $5.81M invested in FibroBiologics in 2025 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 23 increasing their positions, 13 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

77% more repeat investments, than reductions

Existing positions increased: 23 | Existing positions reduced: 13

40% more first-time investments, than exits

New positions opened: 7 | Existing positions closed: 5

3% more funds holding

Funds holding: 63 → 65 (+2)

0.03% more ownership

Funds ownership: 0.85% → 0.88% (+0.03%)

51% less capital invested

Capital invested by funds: $11.9M → $5.81M (-$6.04M)

Holders
65
Holders Change
+2
Holders Change %
+3.17%
% of All Funds
0.87%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
7
Increased
23
Reduced
13
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
+$727K
2
BCM
Bridgeway Capital Management
Texas
+$71.4K
3
Citadel Advisors
Citadel Advisors
Florida
+$68.9K
4
AQR Capital Management
AQR Capital Management
Connecticut
+$46K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$31.8K

Top Sellers

Rank Fund Capital Flow
1
Jane Street
Jane Street
New York
-$122K
2
OSAM
O'Shaughnessy Asset Management
Connecticut
-$80.8K
3
Osaic Holdings
Osaic Holdings
Arizona
-$41.9K
4
CFP
Cascade Financial Partners
California
-$32.2K
5
VF
Virtu Financial
New York
-$30K
Name Holding Trade Value Shares
Change 		Change in
Stake
Carson Wealth (CWM LLC)
51
Carson Wealth (CWM LLC)
Nebraska
$3K +$4.46K +156 +2,600%
New York State Common Retirement Fund
52
New York State Common Retirement Fund
New York
$2.61K – – –
Legal & General Group
53
Legal & General Group
United Kingdom
$2.54K – – –
Deutsche Bank
54
Deutsche Bank
Germany
$2.34K +$1.54K +54 +71%
AIP
55
Ameritas Investment Partners
Nebraska
$2.24K – – –
BNP Paribas Financial Markets
56
BNP Paribas Financial Markets
France
$2.15K -$1.86K -65 -35%
California State Teachers Retirement System (CalSTRS)
57
California State Teachers Retirement System (CalSTRS)
California
$1.94K – – –
GBT
58
Grove Bank & Trust
Florida
$1.8K +$1.43K +50 +100%
Royal Bank of Canada
59
Royal Bank of Canada
Ontario, Canada
$1K -$4.03K -141 -71%
AB
60
Amalgamated Bank
New York
$1K – – –
AF
61
Allworth Financial
California
$337 – – –
Nisa Investment Advisors
62
Nisa Investment Advisors
Missouri
$176 +$229 +8 +400%
EWA
63
EverSource Wealth Advisors
Alabama
$139 +$229 +8 New
TWD
64
True Wealth Design
Ohio
$127 +$200 +7 New
SCM
65
Sterling Capital Management
North Carolina
$23 – – –
Jane Street
66
Jane Street
New York
– -$122K -3,054 Closed
OSAM
67
O'Shaughnessy Asset Management
Connecticut
– -$80.8K -2,020 Closed
VF
68
Virtu Financial
New York
– -$30K -743 Closed
Manulife (Manufacturers Life Insurance)
69
Manulife (Manufacturers Life Insurance)
Ontario, Canada
– -$20.2K -505 Closed
Russell Investments Group
70
Russell Investments Group
United Kingdom
– -$10.8K -269 Closed
IA
71
IFP Advisors
Florida
– -$2 – –
1 2
3

FBLG Hedge Fund Activity: Q1 2025 in Review

65 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in FibroBiologics (FBLG) for Q1 2025, worth a combined $5.81M — down 51% from $11.9M a quarter earlier.

Buyers outnumbered sellers: 7 funds opened new FBLG positions and 5 closed out — a net gain of 2 holders — while 23 added to existing stakes and 13 trimmed.

The largest buyer was Vanguard Group, adding an estimated $727K. The largest seller was Jane Street, exiting entirely with an estimated $122K sold.

  • 65 institutional investors held FibroBiologics (FBLG) as of Q1 2025, up from 63 in Q4 2024.
  • Funds reported $5.81M of FibroBiologics stock for Q1 2025, down 51% quarter-over-quarter.
  • 7 funds opened new FibroBiologics positions in Q1 2025 and 5 closed out, a net change of +2 holders.
  • The largest FibroBiologics buyer in Q1 2025 was Vanguard Group, an estimated $727K added.
  • The largest FibroBiologics seller in Q1 2025 was Jane Street, an estimated $122K sold.

Based on aggregated 13F filings for Q1 2025.