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AMRN

Amarin Corp
AMRN

141 hedge funds and large institutions have $31.1M invested in Amarin Corp in 2025 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 26 increasing their positions, 38 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

1,175% more call options, than puts

Call options by funds: $153K | Put options by funds: $12K

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0.02% less ownership

Funds ownership: 0.86% → 0.84% (-0.02%)

10% less capital invested

Capital invested by funds: $34.4M → $31.1M (-$3.29M)

12% less funds holding

Funds holding: 161 → 141 (-20)

32% less repeat investments, than reductions

Existing positions increased: 26 | Existing positions reduced: 38

57% less first-time investments, than exits

New positions opened: 12 | Existing positions closed: 28

Holders
141
Holders Change
-20
Holders Change %
-12.42%
% of All Funds
1.89%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
12
Increased
26
Reduced
38
Closed
28
Calls
$153K
Puts
$12K
Net Calls
+$141K
Net Calls Change
-$75K

Top Buyers

1
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$1.06M
2
EP
Eversept Partners
New York
+$996K
3
SCM
Stonepine Capital Management
Oregon
+$284K
4
SEI Investments
SEI Investments
Pennsylvania
+$169K
5
SPIA
Steward Partners Investment Advisory
New York
+$55.4K

Top Sellers

1
Morgan Stanley
Morgan Stanley
New York
-$944K
2
Axa
Axa
France
-$491K
3
Two Sigma Advisers
Two Sigma Advisers
New York
-$236K
4
Two Sigma Investments
Two Sigma Investments
New York
-$168K
5
Group One Trading
Group One Trading
Illinois
-$130K
Name Holding Trade Value Shares
Change 		Change in
Stake
IA
126
IFP Advisors
Florida
$713 – – –
LFG
127
Larson Financial Group
Missouri
$672 – – –
IRC
128
Investors Research Corp
Georgia
$549 – – –
MCM
129
MAI Capital Management
Ohio
$538 – – –
AWM
130
Activest Wealth Management
Florida
$448 – – –
National Bank of Canada
131
National Bank of Canada
Quebec, Canada
$314 +$370 +35 New
FFA
132
Farther Finance Advisors
California
$243 +$243 +23 +460%
Jones Financial Companies
133
Jones Financial Companies
Missouri
$230 +$64 +6 +30%
TC
134
Truvestments Capital
Florida
$112 +$138 +13 New
LC
135
Lindbrook Capital
California
$90 – – –
PA
136
Parallel Advisors
California
$90 – – –
CCMI
137
Creative Capital Management Investments
California
$83 – – –
KFI
138
Key Financial Inc
Pennsylvania
$72 – – –
WAS
139
Winch Advisory Services
Wisconsin
$65 – – –
CIAS
140
CBIZ Investment Advisory Services
Ohio
$45 – – –
JWA
141
JFS Wealth Advisors
Pennsylvania
$14 -$9.27K -876 -100%
Jane Street
142
Jane Street
New York
– -$130K -13,411 Closed
Citadel Advisors
143
Citadel Advisors
Florida
– -$122K -11,495 Closed
CCA
144
Checchi Capital Advisers
California
– -$50.8K -5,239 Closed
AFA
145
American Financial Advisors
Georgia
– -$44.8K -4,619 Closed
HighTower Advisors
146
HighTower Advisors
Illinois
– -$24.8K -2,557 Closed
GF
147
Gimbal Financial
Indiana
– -$14.1K -1,450 Closed
DWM
148
Dakota Wealth Management
Florida
– -$10.9K -1,122 Closed
Simplex Trading
149
Simplex Trading
Illinois
– -$10.3K -975 Closed
IWC
150
Integrated Wealth Concepts
Massachusetts
– -$9.12K -940 Closed
3 4 5
6
7

AMRN Hedge Fund Activity: Q1 2025 in Review

141 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Amarin Corp (AMRN) for Q1 2025, worth a combined $31.1M — down 9.6% from $34.4M a quarter earlier.

Sellers outnumbered buyers: 28 funds closed out of AMRN and 12 opened new positions — a net loss of 16 holders — while 38 trimmed existing stakes and 26 added.

The largest buyer was Acadian Asset Management, adding an estimated $1.06M. The largest seller was Morgan Stanley, cutting an estimated $944K.

  • 141 institutional investors held Amarin Corp (AMRN) as of Q1 2025, down from 161 in Q4 2024.
  • Funds reported $31.1M of Amarin Corp stock for Q1 2025, down 9.6% quarter-over-quarter.
  • 12 funds opened new Amarin Corp positions in Q1 2025 and 28 closed out, a net change of -16 holders.
  • The largest Amarin Corp buyer in Q1 2025 was Acadian Asset Management, an estimated $1.06M added.
  • The largest Amarin Corp seller in Q1 2025 was Morgan Stanley, an estimated $944K sold.

Based on aggregated 13F filings for Q1 2025.