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Martingale Asset Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Martingale Asset Management’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 		$4.1M Buy
13,634
+3,520
+35% +$1.06M 0.1% 218
2026
Q1 		$3.35M Buy
10,114
+990
+11% +$337K 0.08% 233
2025
Q4 		$3.63M Buy
+9,124
New +$4.04M 0.09% 198

Other funds holding ALNY

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Martingale Asset Management's ALNY Position: Q2 2026 in Review

Martingale Asset Management increased its Alnylam Pharmaceuticals (ALNY) stake by 35% in Q2 2026, buying an estimated $1.06M and bringing the position to 13,634 shares worth $4.1M. The position accounts for 0.1% of the portfolio, ranked #218.

Martingale Asset Management first reported a position in ALNY in Q4 2025 and has held it in 3 quarters since. 788 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • Martingale Asset Management held 13,634 shares of Alnylam Pharmaceuticals worth $4.1M as of Q2 2026.
  • Martingale Asset Management bought 3,520 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $1.06M.
  • Alnylam Pharmaceuticals made up 0.1% of Martingale Asset Management's portfolio in Q2 2026, its #218 holding.
  • Martingale Asset Management first reported a position in Alnylam Pharmaceuticals in Q4 2025 and has held it in 3 quarters since.
  • 788 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Martingale Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.