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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
KWA
101
Kingswood Wealth Advisors
California
$5.38K – – –
Truist Financial
102
Truist Financial
North Carolina
$5.34K – – –
TRCT
103
Tower Research Capital (TRC)
New York
$5.31K – – –
SLC
104
Second Line Capital
Louisiana
$5.12K – – –
RZH
105
Relyea Zuckerberg Hanson
Connecticut
$5.07K – – –
BFP
106
Briaud Financial Planning
Texas
$5K – – –
Cetera Investment Advisers
107
Cetera Investment Advisers
Illinois
$4.91K -$2.55K -241 -31%
PI
108
Parkside Investments
Illinois
$4.77K – – –
Lido Advisors
109
Lido Advisors
California
$4.6K -$3.7K -350 -41%
Focus Partners Wealth
110
Focus Partners Wealth
Massachusetts
$4.48K +$5.29K +500 New
CCA
111
Cora Capital Advisors
New Jersey
$4.48K – – –
MTWM
112
Masso Torrence Wealth Management
New Jersey
$4.48K – – –
SCA
113
Snowden Capital Advisors
New York
$4.48K – – –
AGA
114
Arkos Global Advisors
Texas
$4K – – –
PNC Financial Services Group
115
PNC Financial Services Group
Pennsylvania
$3.21K – – –
Citigroup
116
Citigroup
New York
$2.61K -$455 -43 -13%
EB
117
Eastern Bank
Massachusetts
$2.26K – – –
HWM
118
HighMark Wealth Management
Minnesota
$2.24K – – –
Northwestern Mutual Wealth Management
119
Northwestern Mutual Wealth Management
Wisconsin
$2.24K – – –
SWM
120
Spire Wealth Management
Virginia
$1.12K – – –
SS
121
Sunbelt Securities
Texas
$1.11K – – –
Carson Wealth (CWM LLC)
122
Carson Wealth (CWM LLC)
Nebraska
$1K – – –
RMC
123
Resources Management Corp
Connecticut
$1K – – –
SS
124
SBI Securities
Japan
$909 -$254 -24 -19%
CIBC Private Wealth Group
125
CIBC Private Wealth Group
Georgia
$729 -$529 -50 -37%
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.