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Maryland State Retirement & Pension System’s Alnylam Pharmaceuticals ALNY Stock Holding History

Maryland State Retirement & Pension System’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 		$2.15M Buy
7,141
+795
+13% +$240K 0.04% 342
2026
Q1 		$2.1M Hold
6,346
– – 0.04% 316
2025
Q4 		$2.52M Buy
6,346
+160
+3% +$70.8K 0.05% 276
2025
Q3 		$2.82M Buy
6,186
+165
+3% +$67.2K 0.06% 260
2025
Q2 		$1.96M Hold
6,021
– – 0.04% 332
2025
Q1 		$1.63M Sell
6,021
-969
-14% -$249K 0.04% 347
2024
Q4 		$1.64M Sell
6,990
-203
-3% -$53.4K 0.04% 399
2024
Q3 		$1.98M Sell
7,193
-2,643
-27% -$688K 0.04% 359
2024
Q2 		$2.39M Hold
9,836
– – 0.04% 342
2024
Q1 		$1.44M Buy
9,836
+385
+4% +$64.2K 0.03% 484
2023
Q4 		$1.81M Hold
9,451
– – 0.04% 395
2023
Q3 		$1.67M Hold
9,451
– – 0.04% 392
2023
Q2 		$1.8M Sell
9,451
-214
-2% -$42.4K 0.04% 399
2023
Q1 		$1.94M Hold
9,665
– – 0.04% 352
2022
Q4 		$2.3M Buy
9,665
+305
+3% +$65.1K 0.07% 270
2022
Q3 		$1.87M Buy
9,360
+261
+3% +$49.8K 0.16% 110
2022
Q2 		$1.33M Hold
9,099
– – 0.04% 392
2022
Q1 		$1.49M Hold
9,099
– – 0.04% 416
2021
Q4 		$1.54M Buy
9,099
+272
+3% +$50.6K 0.04% 427
2021
Q3 		$1.62M Hold
8,827
– – 0.05% 380
2021
Q2 		$1.54M Hold
8,827
– – 0.05% 364
2021
Q1 		$1.25M Buy
8,827
+6,965
+374% +$1.05M 0.04% 412
2020
Q4 		$288K Buy
+1,862
New +$249K 0.05% 350

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

Maryland State Retirement & Pension System's ALNY Position: Q2 2026 in Review

Maryland State Retirement & Pension System increased its Alnylam Pharmaceuticals (ALNY) stake by 13% in Q2 2026, buying an estimated $240K and bringing the position to 7,141 shares worth $2.15M. The position accounts for 0.04% of the portfolio, ranked #342.

Maryland State Retirement & Pension System first reported a position in ALNY in Q4 2020 and has held it in 23 quarters since. The position peaked at $2.82M in Q3 2025. 785 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • Maryland State Retirement & Pension System held 7,141 shares of Alnylam Pharmaceuticals worth $2.15M as of Q2 2026.
  • Maryland State Retirement & Pension System bought 795 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $240K.
  • Alnylam Pharmaceuticals made up 0.04% of Maryland State Retirement & Pension System's portfolio in Q2 2026, its #342 holding.
  • Maryland State Retirement & Pension System first reported a position in Alnylam Pharmaceuticals in Q4 2020 and has held it in 23 quarters since.
  • Maryland State Retirement & Pension System's Alnylam Pharmaceuticals position peaked at $2.82M in Q3 2025.
  • 785 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Maryland State Retirement & Pension System's 13F filing for Q2 2026, filed 30 Jul 2026.