XT
AMRN

XTX Topco’s Amarin Corp AMRN Stock Holding History

XTX Topco’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
2026
Q1 		– Sell
-17,124
Closed -$239K – 3804
2025
Q4 		$239K Buy
+17,124
New +$282K 0.01% 2265
2025
Q2 		– Sell
-2,714
Closed -$24.3K – 2316
2025
Q1 		$24.3K Buy
+2,714
New +$28.7K ﹤0.01% 2108
2024
Q4 		– Sell
-1,938
Closed -$24.3K – 2256
2024
Q3 		$24.3K Buy
+1,938
New +$25.7K ﹤0.01% 1807
2024
Q1 		– Sell
-716
Closed -$12.5K – 1801
2023
Q4 		$12.5K Buy
+716
New +$11.2K ﹤0.01% 1409
2022
Q3 		– Sell
-2,586
Closed -$77K – 1084
2022
Q2 		$77K Buy
+2,586
New +$112K 0.03% 697
2022
Q1 		– Sell
-1,851
Closed -$125K – 659
2021
Q4 		$125K Buy
+1,851
New +$153K 0.07% 432
2021
Q3 		– Sell
-5,594
Closed -$490K – 670
2021
Q2 		$490K Buy
+5,594
New +$549K 0.17% 177

Other funds holding AMRN

SCM
Sarissa Capital Management Greenwich, Connecticut $158M AUM 103.7% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.62B AUM 138.67% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $78.1B AUM 55.25% 1-Year Est. Return
WW
Waterfront Wealth Overland Park, Kansas $545M AUM 19.05% 1-Year Est. Return
EP
Eversept Partners New York $1.9B AUM 121.13% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

XTX Topco's AMRN Position: Q1 2026 in Review

XTX Topco sold out of Amarin Corp (AMRN) in Q1 2026, closing a stake of 17,124 shares — an estimated $239K sold.

XTX Topco first reported a position in AMRN in Q2 2021 and held it in 7 quarters. The position peaked at $490K in Q2 2021. 69 funds tracked by Wall St. Rank hold AMRN as of Q1 2026.

  • XTX Topco reported no remaining Amarin Corp position as of Q1 2026 after selling out during the quarter.
  • XTX Topco sold 17,124 Amarin Corp shares in Q1 2026, an estimated $239K.
  • XTX Topco first reported a position in Amarin Corp in Q2 2021 and held it in 7 quarters.
  • XTX Topco's Amarin Corp position peaked at $490K in Q2 2021.
  • 69 funds tracked by Wall St. Rank held Amarin Corp as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.