CI Investments Inc
ALNY icon

CI Investments Inc’s Alnylam Pharmaceuticals ALNY Stock Holding History

CI Investments Inc’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 		$2.76M Buy
9,157
+5,546
+154% +$1.67M 0.01% 421
2026
Q1 		$1.19M Sell
3,611
-2,441
-40% -$831K 0.01% 418
2025
Q4 		$2.41M Sell
6,052
-1,172
-16% -$519K 0.01% 366
2025
Q3 		$3.29M Buy
7,224
+3,109
+76% +$1.27M 0.01% 327
2025
Q2 		$1.34M Buy
4,115
+1,894
+85% +$524K 0.01% 393
2025
Q1 		$600K Sell
2,221
-1,263
-36% -$325K ﹤0.01% 496
2024
Q4 		$820K Sell
3,484
-113
-3% -$29.7K ﹤0.01% 450
2024
Q3 		$989K Sell
3,597
-25
-0.7% -$6.51K ﹤0.01% 413
2024
Q2 		$880K Sell
3,622
-269
-7% -$42.5K ﹤0.01% 405
2024
Q1 		$582K Buy
3,891
+1,540
+66% +$257K ﹤0.01% 464
2023
Q4 		$450K Sell
2,351
-297
-11% -$50.6K ﹤0.01% 465
2023
Q3 		$469K Sell
2,648
-337
-11% -$64.3K ﹤0.01% 446
2023
Q2 		$567K Buy
2,985
+1,355
+83% +$269K ﹤0.01% 432
2023
Q1 		$327K Buy
1,630
+891
+121% +$187K ﹤0.01% 509
2022
Q4 		$176K Buy
739
+345
+88% +$73.6K ﹤0.01% 630
2022
Q3 		$79K Buy
394
+136
+53% +$25.9K ﹤0.01% 738
2022
Q2 		$38K Sell
258
-434
-63% -$61.6K ﹤0.01% 866
2022
Q1 		$113K Buy
692
+49
+8% +$7.46K ﹤0.01% 831
2021
Q4 		$109K Buy
643
+126
+24% +$23.4K ﹤0.01% 875
2021
Q3 		$98K Buy
+517
New +$97K ﹤0.01% 862
2020
Q3 		– Sell
-2,036
Closed -$302K – 932
2020
Q2 		$302K Buy
+2,036
New +$274K ﹤0.01% 457
2020
Q1 		– Sell
-3,220
Closed -$371K – 566
2019
Q4 		$371K Buy
+3,220
New +$321K ﹤0.01% 529

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 $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

CI Investments Inc's ALNY Position: Q2 2026 in Review

CI Investments Inc increased its Alnylam Pharmaceuticals (ALNY) stake by 154% in Q2 2026, buying an estimated $1.67M and bringing the position to 9,157 shares worth $2.76M. The position accounts for 0.01% of the portfolio, ranked #421.

CI Investments Inc first reported a position in ALNY in Q4 2019 and has held it in 22 quarters since. The position peaked at $3.29M in Q3 2025. 793 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • CI Investments Inc held 9,157 shares of Alnylam Pharmaceuticals worth $2.76M as of Q2 2026.
  • CI Investments Inc bought 5,546 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $1.67M.
  • Alnylam Pharmaceuticals made up 0.01% of CI Investments Inc's portfolio in Q2 2026, its #421 holding.
  • CI Investments Inc first reported a position in Alnylam Pharmaceuticals in Q4 2019 and has held it in 22 quarters since.
  • CI Investments Inc's Alnylam Pharmaceuticals position peaked at $3.29M in Q3 2025.
  • 793 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on CI Investments Inc's 13F filing for Q2 2026, filed 13 Aug 2026.