State of Wisconsin Investment Board’s Alnylam Pharmaceuticals ALNY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$25.5M Buy
78,106
+4,951
+7% +$1.61M 0.06% 271
2025
Q1
$19.8M Sell
73,155
-5,220
-7% -$1.41M 0.05% 326
2024
Q4
$18.4M Sell
78,375
-719
-0.9% -$169K 0.05% 355
2024
Q3
$21.8M Buy
79,094
+1,158
+1% +$318K 0.05% 331
2024
Q2
$18.9M Buy
77,936
+9,222
+13% +$2.24M 0.05% 339
2024
Q1
$10.3M Sell
68,714
-131,746
-66% -$19.7M 0.03% 607
2023
Q4
$38.4M Sell
200,460
-1,445
-0.7% -$277K 0.11% 158
2023
Q3
$35.8M Sell
201,905
-19,299
-9% -$3.42M 0.11% 171
2023
Q2
$42M Buy
221,204
+38,397
+21% +$7.29M 0.12% 161
2023
Q1
$36.6M Buy
182,807
+97,373
+114% +$19.5M 0.11% 174
2022
Q4
$20.3M Sell
85,434
-4,935
-5% -$1.17M 0.07% 303
2022
Q3
$18.1M Sell
90,369
-151,208
-63% -$30.3M 0.06% 335
2022
Q2
$35.2M Buy
241,577
+124,058
+106% +$18.1M 0.09% 221
2022
Q1
$19.2M Buy
117,519
+24,318
+26% +$3.97M 0.04% 446
2021
Q4
$15.8M Sell
93,201
-6,189
-6% -$1.05M 0.03% 573
2021
Q3
$18.8M Sell
99,390
-15,742
-14% -$2.97M 0.04% 492
2021
Q2
$19.5M Sell
115,132
-6,725
-6% -$1.14M 0.04% 476
2021
Q1
$17.2M Sell
121,857
-61,952
-34% -$8.75M 0.04% 496
2020
Q4
$23.9M Sell
183,809
-4,695
-2% -$610K 0.06% 359
2020
Q3
$27.4M Buy
188,504
+47,000
+33% +$6.84M 0.07% 294
2020
Q2
$21M Buy
141,504
+5,810
+4% +$861K 0.06% 341
2020
Q1
$14.8M Sell
135,694
-3,669
-3% -$399K 0.05% 388
2019
Q4
$16.1M Buy
139,363
+127,671
+1,092% +$14.7M 0.04% 472
2019
Q3
$940K Buy
+11,692
New +$940K ﹤0.01% 1159
2019
Q2
Sell
-9,031
Closed -$844K 1535
2019
Q1
$844K Sell
9,031
-26,206
-74% -$2.45M ﹤0.01% 1204
2018
Q4
$2.57M Sell
35,237
-5,940
-14% -$433K 0.01% 921
2018
Q3
$3.6M Sell
41,177
-38,355
-48% -$3.36M 0.01% 938
2018
Q2
$7.83M Buy
79,532
+1,416
+2% +$139K 0.02% 744
2018
Q1
$9.3M Sell
78,116
-8,015
-9% -$955K 0.03% 660
2017
Q4
$10.9M Buy
86,131
+69,837
+429% +$8.87M 0.03% 588
2017
Q3
$1.91M Buy
16,294
+1,282
+9% +$151K 0.01% 971
2017
Q2
$1.2M Buy
15,012
+100
+0.7% +$7.97K ﹤0.01% 1029
2017
Q1
$764K Sell
14,912
-25,954
-64% -$1.33M ﹤0.01% 1091
2016
Q4
$1.53M Sell
40,866
-7,024
-15% -$263K 0.01% 1120
2016
Q3
$3.25M Sell
47,890
-1,900
-4% -$129K 0.01% 931
2016
Q2
$2.76M Sell
49,790
-3,000
-6% -$166K 0.01% 974
2016
Q1
$3.31M Buy
52,790
+32,770
+164% +$2.06M 0.01% 914
2015
Q4
$1.89M Sell
20,020
-35,410
-64% -$3.33M 0.01% 1114
2015
Q3
$4.45M Sell
55,430
-1,570
-3% -$126K 0.02% 810
2015
Q2
$6.83M Buy
57,000
+2,290
+4% +$275K 0.02% 708
2015
Q1
$5.71M Buy
54,710
+2,880
+6% +$301K 0.02% 776
2014
Q4
$5.03M Buy
51,830
+2,960
+6% +$287K 0.02% 811
2014
Q3
$3.82M Buy
48,870
+330
+0.7% +$25.8K 0.01% 901
2014
Q2
$3.07M Buy
+48,540
New +$3.07M 0.01% 1036