Balyasny Asset Management’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
Sell
-3,026
Closed -$1.2M 2846
2025
Q4
$1.2M Sell
3,026
-7,234
-71% -$3.2M ﹤0.01% 2103
2025
Q3
$4.68M Sell
10,260
-105,015
-91% -$42.8M 0.01% 1394
2025
Q2
$37.6M Buy
115,275
+102,159
+779% +$28.3M 0.06% 431
2025
Q1
$3.54M Buy
+13,116
New +$3.37M 0.01% 1418
2024
Q4
Sell
-33,405
Closed -$8.79M 2690
2024
Q3
$9.19M Buy
+33,405
New +$8.7M 0.02% 998
2024
Q2
Sell
-287,627
Closed -$43M 2528
2024
Q1
$43M Buy
+287,627
New +$48M 0.08% 351
2023
Q2
Sell
-251,798
Closed -$50.4M 2238
2023
Q1
$50.4M Buy
251,798
+251,279
+48,416% +$52.8M 0.13% 213
2022
Q4
$123K Sell
519
-47,259
-99% -$10.1M ﹤0.01% 2219
2022
Q3
$9.56M Sell
47,778
-15,732
-25% -$3M 0.03% 707
2022
Q2
$9.26M Buy
+63,510
New +$9.01M 0.03% 683
2022
Q1
Sell
-81,241
Closed -$12.4M 2441
2021
Q4
$13.8M Buy
81,241
+41,097
+102% +$7.64M 0.05% 541
2021
Q3
$7.58M Buy
40,144
+16,652
+71% +$3.12M 0.03% 679
2021
Q2
$3.98M Sell
23,492
-99,707
-81% -$14.6M 0.02% 785
2021
Q1
$17.4M Buy
123,199
+118,699
+2,638% +$17.9M 0.09% 313
2020
Q4
$585K Sell
4,500
-53,774
-92% -$7.18M ﹤0.01% 1103
2020
Q3
$8.48M Buy
+58,274
New +$8.28M 0.06% 442
2018
Q4
Sell
-10,046
Closed -$879K 1361
2018
Q3
$879K Sell
10,046
-235,670
-96% -$23.7M ﹤0.01% 1217
2018
Q2
$24.2M Buy
+245,716
New +$24.4M 0.11% 265
2018
Q1
Sell
-7,676
Closed -$990K 1902
2017
Q4
$975K Buy
+7,676
New +$965K ﹤0.01% 1340
2017
Q3
Sell
-8,861
Closed -$707K 1850
2017
Q2
$707K Sell
8,861
-194,606
-96% -$12.4M ﹤0.01% 1178
2017
Q1
$10.4M Sell
203,467
-139,355
-41% -$6.44M 0.05% 479
2016
Q4
$12.8M Buy
+342,822
New +$14.4M 0.07% 408
2016
Q2
Sell
-55,671
Closed -$3.49M 1138
2016
Q1
$3.49M Buy
+55,671
New +$3.7M 0.02% 612
2015
Q3
Sell
-2,325
Closed -$279K 1130
2015
Q2
$279K Buy
+2,325
New +$278K ﹤0.01% 965

Other funds holding ALNY

Balyasny Asset Management's ALNY Position: Q1 2026 in Review

Balyasny Asset Management sold out of Alnylam Pharmaceuticals (ALNY) in Q1 2026, closing a stake of 3,026 shares — an estimated $1.2M sold.

Balyasny Asset Management first reported a position in ALNY in Q2 2015 and held it in 24 quarters. The position peaked at $50.4M in Q1 2023. 786 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.

  • Balyasny Asset Management reported no remaining Alnylam Pharmaceuticals position as of Q1 2026 after selling out during the quarter.
  • Balyasny Asset Management sold 3,026 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $1.2M.
  • Balyasny Asset Management first reported a position in Alnylam Pharmaceuticals in Q2 2015 and held it in 24 quarters.
  • Balyasny Asset Management's Alnylam Pharmaceuticals position peaked at $50.4M in Q1 2023.
  • 786 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.