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Commodore Capital’s Alkermes ALKS Stock Holding History

Commodore Capital’s Portfolio ALKS Stock Details ALKS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$157M Sell
3,000,000
-1,200,000
-29% -$46.9M 9.36% 3
2026
Q1 		$149M Buy
4,200,000
+650,000
+18% +$20.2M 8.59% 2
2025
Q4 		$99.3M Buy
3,550,000
+453,246
+15% +$13.6M 6.61% 2
2025
Q3 		$92.9M Buy
3,096,754
+646,754
+26% +$18.2M 4.54% 7
2025
Q2 		$70.1M Buy
2,450,000
+500,000
+26% +$14.9M 4.95% 7
2025
Q1 		$64.4M Sell
1,950,000
-350,000
-15% -$11.4M 4.74% 6
2024
Q4 		$66.1M Sell
2,300,000
-600,000
-21% -$17.2M 4.85% 8
2024
Q3 		$81.2M Buy
2,900,000
+1,525,000
+111% +$40.7M 5.07% 8
2024
Q2 		$33.1M Buy
+1,375,000
New +$33.7M 2.26% 16

Other funds holding ALKS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

Commodore Capital's ALKS Position: Q2 2026 in Review

Commodore Capital reduced its Alkermes (ALKS) stake by 29% in Q2 2026, selling an estimated $46.9M and leaving 3,000,000 shares worth $157M. The position accounts for 9.36% of the portfolio, ranked #3.

Commodore Capital first reported a position in ALKS in Q2 2024 and has held it in 9 quarters since. 424 funds tracked by Wall St. Rank hold ALKS as of Q2 2026.

  • Commodore Capital held 3,000,000 shares of Alkermes worth $157M as of Q2 2026.
  • Commodore Capital sold 1,200,000 Alkermes shares in Q2 2026, an estimated $46.9M.
  • Alkermes made up 9.36% of Commodore Capital's portfolio in Q2 2026, its #3 holding.
  • Commodore Capital first reported a position in Alkermes in Q2 2024 and has held it in 9 quarters since.
  • 424 funds tracked by Wall St. Rank held Alkermes as of Q2 2026.

Based on Commodore Capital's 13F filing for Q2 2026, filed 14 Aug 2026.