5 hedge funds and large institutions have $25.3K invested in GRI Bio in 2025 Q2 according to their latest regulatory filings, with funds opening new positions, 3 increasing their positions, 0 reducing their positions, and 0 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
5
Holders Change
Holders Change %
0%
% of All Funds
0.07%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
3
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Shares
Change %
UBS Group
1
UBS Group
Switzerland
$19.9K +$15.8K +12,210 +376%
TRCT
2
Tower Research Capital (TRC)
New York
$4.95K +$3.3K +2,561 +201%
BlackRock
3
BlackRock
New York
$272
SS
4
SBI Securities
Japan
$151
Bank of America
5
Bank of America
North Carolina
$25 +$20 +15 +375%