Assertio
ASRT
ASRT was delisted on the 15th of June, 2026.
66 hedge funds and large institutions have $22.2M invested in Assertio in 2025 Q3 according to their latest regulatory filings, with 6 funds opening new positions, 18 increasing their positions, 16 reducing their positions, and 7 closing their positions.
1,261% more call options, than puts
Call options by funds: $1.16M | Put options by funds: $85K
38% more capital invested
Capital invested by funds: $16.1M → $22.2M (+$6.17M)
13% more repeat investments, than reductions
Existing positions increased: 18 | Existing positions reduced: 16
0.38% more ownership
Funds ownership: 25.83% → 26.2% (+0.38%)
1% less funds holding
Funds holding: 67 → 66 (-1)
14% less first-time investments, than exits
New positions opened: 6 | Existing positions closed: 7
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$250K |
| 2 |
TCMG
TSP Capital Management Group
Summit,
New Jersey
|
+$246K |
| 3 |
Morgan Stanley
New York
|
+$123K |
| 4 |
Renaissance Technologies
New York
|
+$93.2K |
| 5 |
Mariner
Overland Park,
Kansas
|
+$62.5K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
-$106K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$78.8K |
| 3 |
Millennium Management
New York
|
-$68.7K |
| 4 |
AQR Capital Management
Greenwich,
Connecticut
|
-$62.9K |
| 5 |
Two Sigma Investments
New York
|
-$49.6K |
ASRT Hedge Fund Activity: Q3 2025 in Review
66 of the 7,642 institutional investors tracked by Wall St. Rank reported a position in Assertio (ASRT) for Q3 2025, worth a combined $22.2M — up 38% from $16.1M a quarter earlier.
Sellers outnumbered buyers: 7 funds closed out of ASRT and 6 opened new positions — a net loss of 1 holder — while 16 trimmed existing stakes and 18 added.
The largest buyer was GSA Capital Partners, adding an estimated $250K. The largest seller was Invesco, cutting an estimated $106K.
- 66 institutional investors held Assertio (ASRT) as of Q3 2025, down from 67 in Q2 2025.
- Funds reported $22.2M of Assertio stock for Q3 2025, up 38% quarter-over-quarter.
- 6 funds opened new Assertio positions in Q3 2025 and 7 closed out, a net change of -1 holder.
- The largest Assertio buyer in Q3 2025 was GSA Capital Partners, an estimated $250K added.
- The largest Assertio seller in Q3 2025 was Invesco, an estimated $106K sold.
Based on aggregated 13F filings for Q3 2025.