Delcath Systems
DCTH
126 hedge funds and large institutions have $192M invested in Delcath Systems in 2025 Q3 according to their latest regulatory filings, with 31 funds opening new positions, 40 increasing their positions, 35 reducing their positions, and 24 closing their positions.
29% more first-time investments, than exits
New positions opened: 31 | Existing positions closed: 24
28% more call options, than puts
Call options by funds: $2.29M | Put options by funds: $1.79M
14% more repeat investments, than reductions
Existing positions increased: 40 | Existing positions reduced: 35
6% more funds holding
Funds holding: 119 → 126 (+7)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
1.02% less ownership
Funds ownership: 52.68% → 51.65% (-1%)
16% less capital inflows, than outflows
Capital inflows: $41.6M | Capital outflows: $49.5M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Nantahala Capital Management
New Canaan,
Connecticut
|
+$7.44M |
| 2 |
Divisadero Street Capital Management
Miami,
Florida
|
+$5.32M |
| 3 |
ExodusPoint Capital Management
New York
|
+$4.24M |
| 4 |
Propel Bio Management
Los Angeles,
California
|
+$2.37M |
| 5 |
HRT Financial
New York
|
+$1.73M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Deerfield Management
New York
|
-$11.1M |
| 2 |
Oberweis Asset Management
Lisle,
Illinois
|
-$5.7M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$3.95M |
| 4 |
Invesco
Atlanta,
Georgia
|
-$3.66M |
| 5 |
EAM Investors
Solana Beach,
California
|
-$2.9M |
DCTH Hedge Fund Activity: Q3 2025 in Review
126 of the 7,656 institutional investors tracked by Wall St. Rank reported a position in Delcath Systems (DCTH) for Q3 2025, worth a combined $192M — down 19% from $237M a quarter earlier.
Buyers outnumbered sellers: 31 funds opened new DCTH positions and 24 closed out — a net gain of 7 holders — while 40 added to existing stakes and 35 trimmed.
The largest buyer was Nantahala Capital Management, opening a new position worth an estimated $7.44M. The largest seller was Deerfield Management, exiting entirely with an estimated $11.1M sold.
- 126 institutional investors held Delcath Systems (DCTH) as of Q3 2025, up from 119 in Q2 2025.
- Funds reported $192M of Delcath Systems stock for Q3 2025, down 19% quarter-over-quarter.
- 31 funds opened new Delcath Systems positions in Q3 2025 and 24 closed out, a net change of +7 holders.
- The largest Delcath Systems buyer in Q3 2025 was Nantahala Capital Management, an estimated $7.44M added.
- The largest Delcath Systems seller in Q3 2025 was Deerfield Management, an estimated $11.1M sold.
Based on aggregated 13F filings for Q3 2025.