Canada Pension Plan Investment Board’s Alnylam Pharmaceuticals ALNY Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $101M | Buy |
334,246
+125,308
| +60% | +$37.8M | 0.06% | 271 |
|
|
2026
Q1 | $69.1M | Sell |
208,938
-49,773
| -19% | -$16.9M | 0.04% | 295 |
|
|
2025
Q4 | $103M | Buy |
258,711
+122,380
| +90% | +$54.2M | 0.07% | 239 |
|
|
2025
Q3 | $62.2M | Buy |
136,331
+100,811
| +284% | +$41.1M | 0.04% | 303 |
|
|
2025
Q2 | $11.6M | Sell |
35,520
-25,012
| -41% | -$6.92M | 0.01% | 559 |
|
|
2025
Q1 | $16.3M | Sell |
60,532
-113,489
| -65% | -$29.2M | 0.02% | 492 |
|
|
2024
Q4 | $40.9M | Sell |
174,021
-170,837
| -50% | -$44.9M | 0.04% | 330 |
|
|
2024
Q3 | $94.8M | Buy |
344,858
+60,925
| +21% | +$15.9M | 0.09% | 211 |
|
|
2024
Q2 | $69M | Buy |
283,933
+10,143
| +4% | +$1.6M | 0.07% | 231 |
|
|
2024
Q1 | $40.9M | Buy |
273,790
+30,792
| +13% | +$5.14M | 0.04% | 323 |
|
|
2023
Q4 | $46.5M | Buy |
242,998
+91,700
| +61% | +$15.6M | 0.06% | 273 |
|
|
2023
Q3 | $26.8M | Sell |
151,298
-16,200
| -10% | -$3.09M | 0.04% | 333 |
|
|
2023
Q2 | $31.8M | Sell |
167,498
-1,700
| -1% | -$337K | 0.05% | 287 |
|
|
2023
Q1 | $33.9M | Buy |
169,198
+107,075
| +172% | +$22.5M | 0.05% | 270 |
|
|
2022
Q4 | $14.8M | Sell |
62,123
-9,060
| -13% | -$1.93M | 0.03% | 367 |
|
|
2022
Q3 | $14.2M | Buy |
71,183
+70,693
| +14,427% | +$13.5M | 0.02% | 393 |
|
|
2022
Q2 | $71K | Sell |
490
-523
| -52% | -$74.2K | ﹤0.01% | 1163 |
|
|
2022
Q1 | $165K | Sell |
1,013
-55,124
| -98% | -$8.4M | ﹤0.01% | 1130 |
|
|
2021
Q4 | $9.52M | Sell |
56,137
-35,151
| -39% | -$6.53M | 0.01% | 586 |
|
|
2021
Q3 | $17.2M | Buy |
91,288
+51,598
| +130% | +$9.68M | 0.02% | 471 |
|
|
2021
Q2 | $6.73M | Sell |
39,690
-78,667
| -66% | -$11.5M | 0.01% | 598 |
|
|
2021
Q1 | $16.7M | Buy |
118,357
+108,132
| +1,058% | +$16.3M | 0.02% | 442 |
|
|
2020
Q4 | $1.33M | Sell |
10,225
-6,348
| -38% | -$848K | ﹤0.01% | 929 |
|
|
2020
Q3 | $2.41M | Sell |
16,573
-55,113
| -77% | -$7.83M | ﹤0.01% | 605 |
|
|
2020
Q2 | $10.6M | Sell |
71,686
-2,886
| -4% | -$389K | 0.02% | 355 |
|
|
2020
Q1 | $8.12M | Hold |
74,572
| – | – | 0.02% | 408 |
|
|
2019
Q4 | $8.59M | Buy |
74,572
+52,031
| +231% | +$5.19M | 0.02% | 495 |
|
|
2019
Q3 | $1.81M | Buy |
22,541
+17,775
| +373% | +$1.41M | ﹤0.01% | 866 |
|
|
2019
Q2 | $346K | Buy |
4,766
+2,553
| +115% | +$196K | ﹤0.01% | 1105 |
|
|
2019
Q1 | $207K | Buy |
2,213
+1,982
| +858% | +$166K | ﹤0.01% | 1218 |
|
|
2018
Q4 | $17K | Sell |
231
-15,058
| -98% | -$1.16M | ﹤0.01% | 1224 |
|
|
2018
Q3 | $1.34M | Sell |
15,289
-5,518
| -27% | -$555K | ﹤0.01% | 1071 |
|
|
2018
Q2 | $2.05M | Buy |
20,807
+16,886
| +431% | +$1.67M | ﹤0.01% | 962 |
|
|
2018
Q1 | $467K | Sell |
3,921
-67,119
| -94% | -$8.65M | ﹤0.01% | 1108 |
|
|
2017
Q4 | $9.03M | Sell |
71,040
-46,970
| -40% | -$5.9M | 0.02% | 558 |
|
|
2017
Q3 | $13.9M | Sell |
118,010
-47,823
| -29% | -$4.08M | 0.03% | 434 |
|
|
2017
Q2 | $13.2M | Buy |
165,833
+84,361
| +104% | +$5.39M | 0.03% | 409 |
|
|
2017
Q1 | $4.17M | Buy |
81,472
+44,486
| +120% | +$2.06M | 0.01% | 673 |
|
|
2016
Q4 | $1.39M | Buy |
36,986
+7,300
| +25% | +$306K | 0.01% | 724 |
|
|
2016
Q3 | $2.01M | Sell |
29,686
-11,192
| -27% | -$790K | 0.01% | 694 |
|
|
2016
Q2 | $2.27M | Sell |
40,878
-7,049
| -15% | -$444K | 0.01% | 679 |
|
|
2016
Q1 | $3.01M | Sell |
47,927
-9,100
| -16% | -$605K | 0.01% | 658 |
|
|
2015
Q4 | $5.37M | Sell |
57,027
-46,373
| -45% | -$4.3M | 0.02% | 522 |
|
|
2015
Q3 | $8.31M | Sell |
103,400
-126,500
| -55% | -$14.1M | 0.03% | 433 |
|
|
2015
Q2 | $27.6M | Buy |
229,900
+227,400
| +9,096% | +$27.2M | 0.09% | 194 |
|
|
2015
Q1 | $261K | Buy |
+2,500
| New | +$253K | ﹤0.01% | 1007 |
|
Other funds holding ALNY
Canada Pension Plan Investment Board's ALNY Position: Q2 2026 in Review
Canada Pension Plan Investment Board increased its Alnylam Pharmaceuticals (ALNY) stake by 60% in Q2 2026, buying an estimated $37.8M and bringing the position to 334,246 shares worth $101M. The position accounts for 0.06% of the portfolio, ranked #271.
Canada Pension Plan Investment Board first reported a position in ALNY in Q1 2015 and has held it in 46 quarters since. The position peaked at $103M in Q4 2025. 790 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.
- Canada Pension Plan Investment Board held 334,246 shares of Alnylam Pharmaceuticals worth $101M as of Q2 2026.
- Canada Pension Plan Investment Board bought 125,308 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $37.8M.
- Alnylam Pharmaceuticals made up 0.06% of Canada Pension Plan Investment Board's portfolio in Q2 2026, its #271 holding.
- Canada Pension Plan Investment Board first reported a position in Alnylam Pharmaceuticals in Q1 2015 and has held it in 46 quarters since.
- Canada Pension Plan Investment Board's Alnylam Pharmaceuticals position peaked at $103M in Q4 2025.
- 790 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.
Based on Canada Pension Plan Investment Board's 13F filing for Q2 2026, filed 14 Aug 2026.