Capital Fund Management (CFM)
ALNY icon

Capital Fund Management (CFM)’s Alnylam Pharmaceuticals ALNY Stock Holding History

Capital Fund Management (CFM)’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 		$46.9M Buy
155,904
+15,795
+11% +$4.76M 0.21% 96
2026
Q1 		$46.4M Buy
140,109
+119,169
+569% +$40.6M 0.21% 86
2025
Q4 		$8.33M Buy
+20,940
New +$9.27M 0.02% 922
2024
Q3 		– Sell
-41,821
Closed -$10.2M – 1951
2024
Q2 		$10.2M Buy
41,821
+11,454
+38% +$1.81M 0.03% 665
2024
Q1 		$4.54M Buy
+30,367
New +$5.07M 0.01% 1093
2020
Q2 		– Sell
-8,332
Closed -$907K – 1002
2020
Q1 		$907K Buy
+8,332
New +$962K 0.01% 826
2018
Q4 		– Sell
-5,127
Closed -$449K – 1812
2018
Q3 		$449K Buy
+5,127
New +$516K ﹤0.01% 1635
2018
Q1 		– Sell
-1,674
Closed -$216K – 1800
2017
Q4 		$213K Buy
+1,674
New +$210K ﹤0.01% 1729
2016
Q3 		– Sell
-49,622
Closed -$2.75M – 1539
2016
Q2 		$2.75M Sell
49,622
-9,828
-17% -$619K 0.03% 633
2016
Q1 		$3.73M Buy
+59,450
New +$3.95M 0.04% 524
2015
Q4 		– Sell
-32,956
Closed -$2.65M – 1518
2015
Q3 		$2.65M Buy
32,956
+22,749
+223% +$2.53M 0.03% 539
2015
Q2 		$1.22M Sell
10,207
-5,964
-37% -$713K 0.02% 773
2015
Q1 		$1.69M Buy
+16,171
New +$1.64M 0.02% 621
2014
Q2 		– Sell
-16,411
Closed -$1.1M – 1645
2014
Q1 		$1.1M Buy
16,411
+1,825
+13% +$141K 0.01% 917
2013
Q4 		$938K Buy
+14,586
New +$870K 0.01% 1004

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

Capital Fund Management (CFM)'s ALNY Position: Q2 2026 in Review

Capital Fund Management (CFM) increased its Alnylam Pharmaceuticals (ALNY) stake by 11% in Q2 2026, buying an estimated $4.76M and bringing the position to 155,904 shares worth $46.9M. The position accounts for 0.21% of the portfolio, ranked #96.

Capital Fund Management (CFM) first reported a position in ALNY in Q4 2013 and has held it in 15 quarters since. 789 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • Capital Fund Management (CFM) held 155,904 shares of Alnylam Pharmaceuticals worth $46.9M as of Q2 2026.
  • Capital Fund Management (CFM) bought 15,795 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $4.76M.
  • Alnylam Pharmaceuticals made up 0.21% of Capital Fund Management (CFM)'s portfolio in Q2 2026, its #96 holding.
  • Capital Fund Management (CFM) first reported a position in Alnylam Pharmaceuticals in Q4 2013 and has held it in 15 quarters since.
  • 789 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Capital Fund Management (CFM)'s 13F filing for Q2 2026, filed 13 Aug 2026.