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OP Asset Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

OP 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
Q1 		$7.77M Buy
23,477
+8,707
+59% +$2.96M 0.08% 172
2025
Q4 		$5.87M Buy
14,770
+384
+3% +$170K 0.07% 213
2025
Q3 		$6.56M Buy
14,386
+452
+3% +$184K 0.08% 184
2025
Q2 		$4.54M Buy
13,934
+255
+2% +$70.6K 0.07% 245
2025
Q1 		$3.69M Buy
+13,679
New +$3.52M 0.06% 269

Other funds holding ALNY

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

OP Asset Management's ALNY Position: Q1 2026 in Review

OP Asset Management increased its Alnylam Pharmaceuticals (ALNY) stake by 59% in Q1 2026, buying an estimated $2.96M and bringing the position to 23,477 shares worth $7.77M. The position accounts for 0.08% of the portfolio, ranked #172.

OP Asset Management first reported a position in ALNY in Q1 2025 and has held it in 5 quarters since. 786 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.

  • OP Asset Management held 23,477 shares of Alnylam Pharmaceuticals worth $7.77M as of Q1 2026.
  • OP Asset Management bought 8,707 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $2.96M.
  • Alnylam Pharmaceuticals made up 0.08% of OP Asset Management's portfolio in Q1 2026, its #172 holding.
  • OP Asset Management first reported a position in Alnylam Pharmaceuticals in Q1 2025 and has held it in 5 quarters since.
  • 786 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.

Based on OP Asset Management's 13F filing for Q1 2026, filed 9 Apr 2026.