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Matthew Hamilton Rosenberg’s Alnylam Pharmaceuticals ALNY Stock Holding History

Matthew Hamilton Rosenberg’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 		– Sell
-3
Closed -$993 – 793
2026
Q1 		$993 Hold
3
– – ﹤0.01% 761
2025
Q4 		$1.19K Buy
+3
New +$1.33K ﹤0.01% 765

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

Matthew Hamilton Rosenberg's ALNY Position: Q2 2026 in Review

Matthew Hamilton Rosenberg sold out of Alnylam Pharmaceuticals (ALNY) in Q2 2026, closing a stake of 3 shares — an estimated $993 sold.

Matthew Hamilton Rosenberg first reported a position in ALNY in Q4 2025 and held it in 2 quarters. The position peaked at $1.19K in Q4 2025. 790 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • Matthew Hamilton Rosenberg reported no remaining Alnylam Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
  • Matthew Hamilton Rosenberg sold 3 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $993.
  • Matthew Hamilton Rosenberg first reported a position in Alnylam Pharmaceuticals in Q4 2025 and held it in 2 quarters.
  • Matthew Hamilton Rosenberg's Alnylam Pharmaceuticals position peaked at $1.19K in Q4 2025.
  • 790 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Matthew Hamilton Rosenberg's 13F filing for Q2 2026, filed 17 Jul 2026.