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iSpecimen

10 hedge funds and large institutions have $443K invested in iSpecimen in 2025 Q3 according to their latest regulatory filings, with 6 funds opening new positions, 1 increasing their positions, 1 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
10
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Sellers

1 -$19.1K
2 -$13.8K
3 -$9.88K
4
TRCT
Tower Research Capital (TRC)
New York
-$4.51K
Name Holding Trade Value Shares
Change
Change in
Stake
1
$198K
2
$82K
3
$53.8K
4
$38K
5
$37.9K
6
$26.1K
7
$3.65K
8
$3.04K
9
$387
10
$58
11
$5
12
$3
13
14
15