CenterBook Partners
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CenterBook Partners’s Alkermes ALKS Stock Holding History

CenterBook Partners’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
Q3 		$565K Buy
13,938
+6,535
+88% +$318K 0.03% 613
2026
Q2 		$388K Sell
7,403
-31,222
-81% -$1.22M 0.02% 575
2026
Q1 		$1.37M Buy
+38,625
New +$1.2M 0.07% 301
2025
Q4 		– Sell
-27,928
Closed -$838K – 551
2025
Q3 		$838K Buy
27,928
+6,579
+31% +$186K 0.04% 406
2025
Q2 		$611K Buy
+21,349
New +$635K 0.03% 403

Other funds holding ALKS

Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $106B AUM 32.76% 1-Year Est. Return
Creative Planning
Creative Planning Overland Park, Kansas $179B AUM 16.96% 1-Year Est. Return
Y-Intercept (HK)
Y-Intercept (HK) Hong Kong $4.52B AUM 6.6% 1-Year Est. Return
Louisiana State Employees Retirement System
Louisiana State Employees Retirement System Baton Rouge, Louisiana $6.56B AUM 41.43% 1-Year Est. Return
Mutual of America Capital Management
Mutual of America Capital Management New York $10.1B AUM 33.74% 1-Year Est. Return
Hennion & Walsh Asset Management
Hennion & Walsh Asset Management Parsippany, New Jersey $3.42B AUM 25.82% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
Profund Advisors
Profund Advisors Bethesda, Maryland $3.48B AUM 66.96% 1-Year Est. Return
Empirical Wealth Management
Empirical Wealth Management Seattle, Washington $7.38B AUM 22.9% 1-Year Est. Return

CenterBook Partners's ALKS Position: Q3 2026 in Review

CenterBook Partners increased its Alkermes (ALKS) stake by 88% in Q3 2026, buying an estimated $318K and bringing the position to 13,938 shares worth $565K. The position accounts for 0.03% of the portfolio, ranked #613.

CenterBook Partners first reported a position in ALKS in Q2 2025 and has held it in 5 quarters since. The position peaked at $1.37M in Q1 2026. 112 funds tracked by Wall St. Rank hold ALKS as of Q3 2026.

  • CenterBook Partners held 13,938 shares of Alkermes worth $565K as of Q3 2026.
  • CenterBook Partners bought 6,535 Alkermes shares in Q3 2026, an estimated $318K.
  • Alkermes made up 0.03% of CenterBook Partners's portfolio in Q3 2026, its #613 holding.
  • CenterBook Partners first reported a position in Alkermes in Q2 2025 and has held it in 5 quarters since.
  • CenterBook Partners's Alkermes position peaked at $1.37M in Q1 2026.
  • 112 funds tracked by Wall St. Rank held Alkermes as of Q3 2026.

Based on CenterBook Partners's 13F filing for Q3 2026, filed 2 Nov 2026.