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Delcath Systems
DCTH

117 hedge funds and large institutions have $237M invested in Delcath Systems in 2025 Q2 according to their latest regulatory filings, with 49 funds opening new positions, 38 increasing their positions, 20 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed

323% more call options, than puts

Call options by funds: $2.36M | Put options by funds: $558K

90% more repeat investments, than reductions

Existing positions increased: 38 | Existing positions reduced: 20

69% more first-time investments, than exits

New positions opened: 49 | Existing positions closed: 29

29% more capital invested

Capital invested by funds: $184M → $237M (+$53.3M)

19% more funds holding

Funds holding: 98 → 117 (+19)

7.49% more ownership

Funds ownership: 45.18% → 52.68% (+7.5%)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

Holders
117
Holders Change
+19
Holders Change %
+19.39%
% of All Funds
1.54%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
49
Increased
38
Reduced
20
Closed
29
Calls
$2.36M
Puts
$558K
Net Calls
+$1.8M
Net Calls Change
+$571K

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$21.2M
2
Citadel Advisors
Citadel Advisors
Florida
+$9.45M
3
Marshall Wace
Marshall Wace
United Kingdom
+$6.74M
4
RA
Rosalind Advisors
Ontario, Canada
+$5.58M
5
Geode Capital Management
Geode Capital Management
Massachusetts
+$5.51M

Top Sellers

Rank Fund Capital Flow
1
ECM
ExodusPoint Capital Management
New York
-$8.9M
2
GGHC
Gilder Gagnon Howe & Co
New York
-$7.05M
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$6.73M
4
PA
Perceptive Advisors
New York
-$5.89M
5
ACM
AIGH Capital Management
Maryland
-$3.32M
Name Holding Trade Value Shares
Change 		Change in
Stake
RA
1
Rosalind Advisors
Ontario, Canada
$33M +$5.58M +400,000 +14%
BlackRock
2
BlackRock
New York
$23.4M +$21.2M +1,523,830 +788%
Vanguard Group
3
Vanguard Group
Pennsylvania
$21.9M +$3.02M +216,707 +16%
DM
4
Deerfield Management
New York
$11.1M -$7.6K -545 -0.1%
Citadel Advisors
5
Citadel Advisors
Florida
$10.9M +$9.45M +677,656 +540%
Geode Capital Management
6
Geode Capital Management
Massachusetts
$9.56M +$5.51M +394,902 +128%
VC
7
Vivo Capital
California
$7.75M -$2.52M -180,669 -24%
Marshall Wace
8
Marshall Wace
United Kingdom
$6.57M +$6.74M +483,259 New
State Street
9
State Street
Massachusetts
$6.44M +$5.02M +360,150 +317%
Morgan Stanley
10
Morgan Stanley
New York
$6.22M +$1.59M +114,309 +33%
OAM
11
Oberweis Asset Management
Illinois
$5.7M +$798K +57,200 +16%
Invesco
12
Invesco
Georgia
$4.72M -$731K -52,411 -13%
IC
13
Ikarian Capital
Texas
$4.38M +$3.1M +222,025 +221%
KCM
14
Kennedy Capital Management
Missouri
$4.34M +$375K +26,917 +9%
CSS
15
Cubist Systematic Strategies
Connecticut
$4.17M +$331K +23,762 +8%
Northern Trust
16
Northern Trust
Illinois
$3.7M +$2.44M +175,253 +181%
PIP
17
Palisades Investment Partners
California
$3.68M +$1.38M +99,226 +58%
Millennium Management
18
Millennium Management
New York
$3.4M -$2.4M -172,311 -41%
PBM
19
Propel Bio Management
California
$3.07M +$676K +48,452 +27%
EI
20
EAM Investors
California
$2.9M +$60.8K +4,360 +2%
Jane Street
21
Jane Street
New York
$2.81M +$1.54M +110,664 +115%
ACA
22
Apis Capital Advisors
New York
$2.79M +$307K +22,000 +12%
Qube Research & Technologies (QRT)
23
Qube Research & Technologies (QRT)
United Kingdom
$2.76M -$193K -13,810 -6%
Tudor Investment Corp
24
Tudor Investment Corp
Connecticut
$2.69M +$2.76M +197,749 New
JF
25
Jump Financial
Illinois
$2.69M +$2.36M +169,453 +605%
1
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DCTH Hedge Fund Activity: Q2 2025 in Review

117 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Delcath Systems (DCTH) for Q2 2025, worth a combined $237M — up 29% from $184M a quarter earlier.

Buyers outnumbered sellers: 49 funds opened new DCTH positions and 29 closed out — a net gain of 20 holders — while 38 added to existing stakes and 20 trimmed.

The largest buyer was BlackRock, adding an estimated $21.2M. The largest seller was ExodusPoint Capital Management, exiting entirely with an estimated $8.9M sold.

  • 117 institutional investors held Delcath Systems (DCTH) as of Q2 2025, up from 98 in Q1 2025.
  • Funds reported $237M of Delcath Systems stock for Q2 2025, up 29% quarter-over-quarter.
  • 49 funds opened new Delcath Systems positions in Q2 2025 and 29 closed out, a net change of +20 holders.
  • The largest Delcath Systems buyer in Q2 2025 was BlackRock, an estimated $21.2M added.
  • The largest Delcath Systems seller in Q2 2025 was ExodusPoint Capital Management, an estimated $8.9M sold.

Based on aggregated 13F filings for Q2 2025.