California Public Employees Retirement System’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
Q1 | $75.4M | Sell |
227,997
-9,008
| -4% | -$3.07M | 0.05% | 270 |
|
|
2025
Q4 | $94.2M | Buy |
237,005
+7,364
| +3% | +$3.26M | 0.05% | 235 |
|
|
2025
Q3 | $105M | Buy |
229,641
+18,060
| +9% | +$7.35M | 0.06% | 232 |
|
|
2025
Q2 | $69M | Buy |
211,581
+10,100
| +5% | +$2.79M | 0.04% | 307 |
|
|
2025
Q1 | $54.4M | Sell |
201,481
-2,651
| -1% | -$681K | 0.04% | 359 |
|
|
2024
Q4 | $48M | Sell |
204,132
-7,649
| -4% | -$2.01M | 0.03% | 396 |
|
|
2024
Q3 | $58.2M | Sell |
211,781
-3,786
| -2% | -$986K | 0.04% | 365 |
|
|
2024
Q2 | $52.4M | Buy |
215,567
+1,237
| +0.6% | +$195K | 0.04% | 372 |
|
|
2024
Q1 | $32M | Buy |
214,330
+35,000
| +20% | +$5.84M | 0.02% | 488 |
|
|
2023
Q4 | $34.3M | Sell |
179,330
-48,500
| -21% | -$8.26M | 0.03% | 461 |
|
|
2023
Q3 | $40.3M | Buy |
227,830
+1,551
| +0.7% | +$296K | 0.03% | 409 |
|
|
2023
Q2 | $43M | Sell |
226,279
-10,834
| -5% | -$2.15M | 0.04% | 399 |
|
|
2023
Q1 | $47.5M | Sell |
237,113
-33,770
| -12% | -$7.1M | 0.04% | 379 |
|
|
2022
Q4 | $64.4M | Buy |
270,883
+1,123
| +0.4% | +$240K | 0.05% | 331 |
|
|
2022
Q3 | $54M | Buy |
269,760
+33,205
| +14% | +$6.33M | 0.05% | 348 |
|
|
2022
Q2 | $34.5M | Sell |
236,555
-9,048
| -4% | -$1.28M | 0.03% | 411 |
|
|
2022
Q1 | $40.1M | Sell |
245,603
-64,072
| -21% | -$9.76M | 0.03% | 430 |
|
|
2021
Q4 | $52.5M | Sell |
309,675
-9,284
| -3% | -$1.73M | 0.04% | 411 |
|
|
2021
Q3 | $60.2M | Buy |
318,959
+1,267
| +0.4% | +$238K | 0.05% | 379 |
|
|
2021
Q2 | $53.9M | Sell |
317,692
-2,355
| -0.7% | -$345K | 0.04% | 405 |
|
|
2021
Q1 | $45.2M | Sell |
320,047
-13,693
| -4% | -$2.06M | 0.03% | 444 |
|
|
2020
Q4 | $43.4M | Buy |
333,740
+69,389
| +26% | +$9.27M | 0.03% | 435 |
|
|
2020
Q3 | $38.5M | Buy |
264,351
+8,583
| +3% | +$1.22M | 0.03% | 416 |
|
|
2020
Q2 | $37.9M | Buy |
255,768
+34,968
| +16% | +$4.71M | 0.04% | 402 |
|
|
2020
Q1 | $24M | Sell |
220,800
-3,500
| -2% | -$404K | 0.03% | 440 |
|
|
2019
Q4 | $25.8M | Buy |
224,300
+46,700
| +26% | +$4.66M | 0.02% | 538 |
|
|
2019
Q3 | $14.3M | Buy |
177,600
+56,200
| +46% | +$4.45M | 0.01% | 706 |
|
|
2019
Q2 | $8.81M | Sell |
121,400
-56,386
| -32% | -$4.33M | 0.01% | 805 |
|
|
2019
Q1 | $16.6M | Sell |
177,786
-7,173
| -4% | -$600K | 0.02% | 596 |
|
|
2018
Q4 | $13.5M | Buy |
184,959
+2,424
| +1% | +$186K | 0.02% | 646 |
|
|
2018
Q3 | $16M | Sell |
182,535
-25,979
| -12% | -$2.61M | 0.02% | 679 |
|
|
2018
Q2 | $20.5M | Sell |
208,514
-10,085
| -5% | -$1M | 0.03% | 582 |
|
|
2018
Q1 | $26M | Buy |
218,599
+22,561
| +12% | +$2.91M | 0.04% | 482 |
|
|
2017
Q4 | $24.9M | Buy |
196,038
+62,832
| +47% | +$7.9M | 0.03% | 522 |
|
|
2017
Q3 | $15.7M | Buy |
133,206
+6,506
| +5% | +$555K | 0.02% | 652 |
|
|
2017
Q2 | $10.1M | Buy |
126,700
+15,900
| +14% | +$1.02M | 0.02% | 835 |
|
|
2017
Q1 | $5.68M | Sell |
110,800
-4,800
| -4% | -$222K | 0.01% | 1191 |
|
|
2016
Q4 | $4.33M | Hold |
115,600
| – | – | 0.01% | 1381 |
|
|
2016
Q3 | $7.83M | Sell |
115,600
-8,000
| -6% | -$564K | 0.01% | 976 |
|
|
2016
Q2 | $6.86M | Sell |
123,600
-3,900
| -3% | -$246K | 0.01% | 1069 |
|
|
2016
Q1 | $8M | Sell |
127,500
-19,000
| -13% | -$1.26M | 0.01% | 962 |
|
|
2015
Q4 | $13.8M | Hold |
146,500
| – | – | 0.02% | 698 |
|
|
2015
Q3 | $11.8M | Buy |
146,500
+500
| +0.3% | +$55.6K | 0.02% | 752 |
|
|
2015
Q2 | $17.5M | Buy |
146,000
+47,048
| +48% | +$5.62M | 0.03% | 640 |
|
|
2015
Q1 | $9.45M | Hold |
98,952
| – | – | 0.01% | 977 |
|
|
2014
Q4 | $9.45M | Buy |
98,952
+13,576
| +16% | +$1.26M | 0.01% | 977 |
|
|
2014
Q3 | $6.67M | Sell |
85,376
-39,740
| -32% | -$2.56M | 0.01% | 1188 |
|
|
2014
Q2 | $7.9M | Buy |
125,116
+5,205
| +4% | +$309K | 0.01% | 1135 |
|
|
2014
Q1 | $7.49M | Buy |
119,911
+32,531
| +37% | +$2.52M | 0.01% | 1132 |
|
|
2013
Q4 | $5.85M | Buy |
87,380
+718
| +0.8% | +$42.8K | 0.01% | 1303 |
|
|
2013
Q3 | $5.55M | Buy |
86,662
+20,200
| +30% | +$1.01M | 0.01% | 1183 |
|
|
2013
Q2 | $2.06M | Buy |
+66,462
| New | +$1.77M | ﹤0.01% | 1738 |
|
Other funds holding ALNY
VPM
VCM
California Public Employees Retirement System's ALNY Position: Q1 2026 in Review
California Public Employees Retirement System reduced its Alnylam Pharmaceuticals (ALNY) stake by 3.8% in Q1 2026, selling an estimated $3.07M and leaving 227,997 shares worth $75.4M. The position accounts for 0.05% of the portfolio, ranked #270.
California Public Employees Retirement System first reported a position in ALNY in Q2 2013 and has held it in 52 quarters since. The position peaked at $105M in Q3 2025. 789 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.
- California Public Employees Retirement System held 227,997 shares of Alnylam Pharmaceuticals worth $75.4M as of Q1 2026.
- California Public Employees Retirement System sold 9,008 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $3.07M.
- Alnylam Pharmaceuticals made up 0.05% of California Public Employees Retirement System's portfolio in Q1 2026, its #270 holding.
- California Public Employees Retirement System first reported a position in Alnylam Pharmaceuticals in Q2 2013 and has held it in 52 quarters since.
- California Public Employees Retirement System's Alnylam Pharmaceuticals position peaked at $105M in Q3 2025.
- 789 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.
Based on California Public Employees Retirement System's 13F filing for Q1 2026, filed 6 May 2026.