CenterBook Partners’s Alnylam Pharmaceuticals ALNY Stock Holding History

CenterBook Partners’s Portfolio ALNY Stock Details ALNY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.66M	Buy	+12,173	New	+$3.67M	0.18%	138

Other funds holding ALNY

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

CenterBook Partners's ALNY Position: Q2 2026 in Review

CenterBook Partners opened a new position in Alnylam Pharmaceuticals (ALNY) in Q2 2026: 12,173 shares worth $3.66M. The stake represents 0.18% of the portfolio and ranks #138 among its holdings.

785 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

CenterBook Partners held 12,173 shares of Alnylam Pharmaceuticals worth $3.66M as of Q2 2026.
Alnylam Pharmaceuticals was a new CenterBook Partners position in Q2 2026.
Alnylam Pharmaceuticals made up 0.18% of CenterBook Partners's portfolio in Q2 2026, its #138 holding.
785 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on CenterBook Partners's 13F filing for Q2 2026, filed 11 Aug 2026.