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Delcath Systems
DCTH

121 hedge funds and large institutions have $152M invested in Delcath Systems in 2026 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 37 increasing their positions, 36 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

17% more first-time investments, than exits

New positions opened: 27 | Existing positions closed: 23

2% more funds holding

Funds holding: 119 → 121 (+2)

7% more call options, than puts

Call options by funds: $2.71M | Put options by funds: $2.53M

3% more repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 36

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

1.53% less ownership

Funds ownership: 48.5% → 46.97% (-1.5%)

12% less capital invested

Capital invested by funds: $173M → $152M (-$21.1M)

Holders
121
Holders Change
+2
Holders Change %
+1.68%
% of All Funds
1.49%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
27
Increased
37
Reduced
36
Closed
23
Calls
$2.71M
Puts
$2.53M
Net Calls
+$185K
Net Calls Change
+$1.93M

Top Buyers

1
PBM
Propel Bio Management
California
+$5.24M
2
Millennium Management
Millennium Management
New York
+$3.31M
3
PWAC
Private Wealth Advisors (California)
California
+$2.92M
4
Marshall Wace
Marshall Wace
United Kingdom
+$1.62M
5
JFG
Jefferies Financial Group
New York
+$813K

Top Sellers

1
ECM
ExodusPoint Capital Management
New York
-$4.46M
2
Goldman Sachs
Goldman Sachs
New York
-$2.89M
3
Citadel Advisors
Citadel Advisors
Florida
-$2.82M
4
PIP
Palisades Investment Partners
California
-$2.45M
5
Renaissance Technologies
Renaissance Technologies
New York
-$2M
Name Holding Trade Value Shares
Change 		Change in
Stake
Jane Street
26
Jane Street
New York
$1.19M -$812K -83,863 -40%
TI
27
Trexquant Investment
Connecticut
$967K -$135K -13,933 -12%
N
28
Nuveen
North Carolina
$963K +$362K +37,416 +56%
Man Group
29
Man Group
United Kingdom
$949K +$620K +64,056 +168%
Bank of New York Mellon
30
Bank of New York Mellon
New York
$915K -$22.8K -2,357 -2%
CAWM
31
Capital Advisors Wealth Management
Washington
$863K +$24.2K +2,500 +3%
JFG
32
Jefferies Financial Group
New York
$779K +$813K +83,980 New
BFM
33
Boothbay Fund Management
New York
$760K +$86.4K +8,919 +12%
Charles Schwab
34
Charles Schwab
California
$730K -$70.3K -7,257 -8%
CM
35
Caption Management
Oklahoma
$721K +$753K +77,700 New
Citadel Advisors
36
Citadel Advisors
Florida
$717K -$2.82M -291,601 -79%
UBS Group
37
UBS Group
Switzerland
$642K -$1.26M -129,853 -65%
Bank of America
38
Bank of America
North Carolina
$536K +$196K +20,249 +54%
SEI Investments
39
SEI Investments
Pennsylvania
$409K +$213K +22,029 +100%
PFCS
40
Pale Fire Capital SE
Czech Republic
$372K – – –
Creative Planning
41
Creative Planning
Kansas
$367K +$22.1K +2,278 +6%
Mariner
42
Mariner
Kansas
$367K +$383K +39,531 New
Balyasny Asset Management
43
Balyasny Asset Management
Illinois
$358K -$132K -13,616 -26%
Barclays
44
Barclays
United Kingdom
$351K -$394K -40,638 -52%
ACM
45
Aquatic Capital Management
Illinois
$337K +$79.7K +8,233 +29%
ECM
46
ExodusPoint Capital Management
New York
$334K -$4.46M -460,737 -93%
Susquehanna International Group
47
Susquehanna International Group
Pennsylvania
$329K -$216K -22,322 -39%
RhumbLine Advisers
48
RhumbLine Advisers
Massachusetts
$319K -$2.37K -245 -0.7%
Allspring Global Investments
49
Allspring Global Investments
North Carolina
$306K +$311K +32,081 New
AQR Capital Management
50
AQR Capital Management
Connecticut
$298K +$311K +32,096 New
1
2
3 4 5

DCTH Hedge Fund Activity: Q1 2026 in Review

121 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in Delcath Systems (DCTH) for Q1 2026, worth a combined $152M — down 12% from $173M a quarter earlier.

Buyers outnumbered sellers: 27 funds opened new DCTH positions and 23 closed out — a net gain of 4 holders — while 37 added to existing stakes and 36 trimmed.

The largest buyer was Propel Bio Management, adding an estimated $5.24M. The largest seller was ExodusPoint Capital Management, cutting an estimated $4.46M.

  • 121 institutional investors held Delcath Systems (DCTH) as of Q1 2026, up from 119 in Q4 2025.
  • Funds reported $152M of Delcath Systems stock for Q1 2026, down 12% quarter-over-quarter.
  • 27 funds opened new Delcath Systems positions in Q1 2026 and 23 closed out, a net change of +4 holders.
  • The largest Delcath Systems buyer in Q1 2026 was Propel Bio Management, an estimated $5.24M added.
  • The largest Delcath Systems seller in Q1 2026 was ExodusPoint Capital Management, an estimated $4.46M sold.

Based on aggregated 13F filings for Q1 2026.