Jane Street
AMRN

Jane Street’s Amarin Corp AMRN Stock Holding History

Jane Street’s Portfolio AMRN Stock Details AMRN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-18,900
Closed -$310K – 11021
2025
Q3 		$310K Buy
+18,900
New +$294K ﹤0.01% 8840
2023
Q2 		– Sell
-1,595
Closed -$47.9K – 8618
2023
Q1 		$47.9K Sell
1,595
-18,275
-92% -$641K ﹤0.01% 8464
2022
Q4 		$481K Sell
19,870
-165
-0.8% -$3.96K ﹤0.01% 6202
2022
Q3 		$437K Buy
20,035
+7,465
+59% +$200K ﹤0.01% 6919
2022
Q2 		$375K Sell
12,570
-5,015
-29% -$216K ﹤0.01% 7230
2022
Q1 		$1.16M Sell
17,585
-8,000
-31% -$528K ﹤0.01% 5830
2021
Q4 		$1.72M Buy
25,585
+790
+3% +$65.4K ﹤0.01% 4778
2021
Q3 		$2.53M Buy
24,795
+9,790
+65% +$962K ﹤0.01% 3997
2021
Q2 		$1.31M Sell
15,005
-14,070
-48% -$1.38M ﹤0.01% 5217
2021
Q1 		$3.61M Sell
29,075
-7,045
-20% -$947K ﹤0.01% 2912
2020
Q4 		$3.53M Buy
36,120
+5,665
+19% +$546K ﹤0.01% 2583
2020
Q3 		$2.56M Sell
30,455
-64,150
-68% -$7.69M ﹤0.01% 2661
2020
Q2 		$13.1M Buy
94,605
+44,730
+90% +$6.15M 0.01% 1004
2020
Q1 		$3.99M Sell
49,875
-2,840
-5% -$944K ﹤0.01% 1361
2019
Q4 		$22.6M Buy
52,715
+43,095
+448% +$16.4M 0.03% 347
2019
Q3 		$2.92M Buy
9,620
+1,605
+20% +$560K ﹤0.01% 1430
2019
Q2 		$3.11M Buy
8,015
+1,105
+16% +$405K 0.01% 1440
2019
Q1 		$2.87M Sell
6,910
-9,300
-57% -$3.35M ﹤0.01% 1637
2018
Q4 		$4.41M Sell
16,210
-8,910
-35% -$3.25M 0.01% 1023
2018
Q3 		$8.17M Buy
+25,120
New +$1.9M 0.02% 734

Other funds holding AMRN

SCM
Sarissa Capital Management Greenwich, Connecticut $178M AUM 118.43% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
WW
Waterfront Wealth Overland Park, Kansas $645M AUM 27.59% 1-Year Est. Return
BFM
Brooklands Fund Management London, United Kingdom $128M AUM
EP
Eversept Partners New York $1.93B AUM 160.8% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

Jane Street's AMRN Position: Q2 2026 in Review

Jane Street opened a new position in Amarin Corp (AMRN) in Q2 2026: 37,628 shares worth $600K. The stake represents ﹤0.01% of the portfolio and ranks #7604 among its holdings. This is a return to the name: Jane Street previously reported a position in AMRN as recently as Q4 2025.

Jane Street first reported a position in AMRN in Q3 2013 and has held it in 37 quarters since. The position peaked at $15.4M in Q3 2018. 81 funds tracked by Wall St. Rank hold AMRN as of Q2 2026.

  • Jane Street held 37,628 shares of Amarin Corp worth $600K as of Q2 2026.
  • Amarin Corp was a new Jane Street position in Q2 2026.
  • Amarin Corp made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #7604 holding.
  • Jane Street first reported a position in Amarin Corp in Q3 2013 and has held it in 37 quarters since.
  • Jane Street's Amarin Corp position peaked at $15.4M in Q3 2018.
  • 81 funds tracked by Wall St. Rank held Amarin Corp as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.