RS
AMRN

R Squared’s Amarin Corp AMRN Stock Holding History

R Squared’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
Q2 		$270K Buy
+16,938
New +$250K 0.14% 258
2025
Q2 		– Sell
-1,868
Closed -$16.7K – 467
2025
Q1 		$16.7K Buy
1,868
+265
+17% +$2.81K 0.02% 282
2024
Q4 		$15.6K Buy
+1,603
New +$17.2K 0.02% 995

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 40.89% 1-Year Est. Return

R Squared's AMRN Position: Q2 2026 in Review

R Squared opened a new position in Amarin Corp (AMRN) in Q2 2026: 16,938 shares worth $270K. The stake represents 0.14% of the portfolio and ranks #258 among its holdings. This is a return to the name: R Squared previously reported a position in AMRN as recently as Q1 2025.

R Squared first reported a position in AMRN in Q4 2024 and has held it in 3 quarters since. 81 funds tracked by Wall St. Rank hold AMRN as of Q2 2026.

  • R Squared held 16,938 shares of Amarin Corp worth $270K as of Q2 2026.
  • Amarin Corp was a new R Squared position in Q2 2026.
  • Amarin Corp made up 0.14% of R Squared's portfolio in Q2 2026, its #258 holding.
  • R Squared first reported a position in Amarin Corp in Q4 2024 and has held it in 3 quarters since.
  • 81 funds tracked by Wall St. Rank held Amarin Corp as of Q2 2026.

Based on R Squared's 13F filing for Q2 2026, filed 5 Aug 2026.