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Assertio

65 hedge funds and large institutions have $22.2M invested in Assertio in 2025 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 18 increasing their positions, 16 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
65
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
$1.16M
Puts
$85K
Net Calls
Net Calls Change

Top Buyers

1 +$250K
2 +$246K
3 +$123K
4
Renaissance Technologies
Renaissance Technologies
New York
+$93.2K
5
Mariner
Mariner
Kansas
+$62.5K

Top Sellers

1 -$106K
2 -$78.8K
3 -$68.7K
4
AQR Capital Management
AQR Capital Management
Connecticut
-$62.9K
5
Two Sigma Investments
Two Sigma Investments
New York
-$49.6K
Name Holding Trade Value Shares
Change
Change in
Stake
51
$861
52
$661
53
$613
54
$554
55
$470
56
$404
57
$392
58
$247
59
$220
60
$173
61
$137
62
$110
63
$110
64
$37
65
$31
66
$4
67
68
69
70
71
72
73
74
75