JP Morgan Chase’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
$785M Sell
2,675,517
-3,648,235
-58% -$1.1B 0.04% 331
2026
Q1
$2B Buy
6,323,752
+1,603,753
+34% +$546M 0.13% 162
2025
Q4
$1.88B Buy
4,719,999
+176,229
+4% +$78M 0.12% 178
2025
Q3
$2.07B Buy
4,543,770
+2,481,762
+120% +$1.01B 0.12% 166
2025
Q2
$672M Sell
2,062,008
-156,864
-7% -$43.4M 0.04% 354
2025
Q1
$599M Sell
2,218,872
-31,188
-1% -$8.02M 0.04% 346
2024
Q4
$529M Buy
2,250,060
+87,116
+4% +$22.9M 0.04% 371
2024
Q3
$595M Buy
2,162,944
+390,073
+22% +$102M 0.05% 343
2024
Q2
$431M Buy
1,772,871
+24,682
+1% +$3.9M 0.04% 411
2024
Q1
$261M Sell
1,748,189
-1,267,952
-42% -$212M 0.02% 567
2023
Q4
$577M Sell
3,016,141
-70,705
-2% -$12M 0.06% 320
2023
Q3
$547M Sell
3,086,846
-46,128
-1% -$8.8M 0.06% 294
2023
Q2
$595M Buy
3,132,974
+38,240
+1% +$7.58M 0.06% 290
2023
Q1
$620M Sell
3,094,734
-32,960
-1% -$6.93M 0.08% 272
2022
Q4
$743M Buy
3,127,694
+582,662
+23% +$124M 0.1% 218
2022
Q3
$509M Buy
2,545,032
+261,395
+11% +$49.9M 0.07% 264
2022
Q2
$333M Sell
2,283,637
-635,378
-22% -$90.1M 0.05% 368
2022
Q1
$477M Sell
2,919,015
-53,070
-2% -$8.09M 0.06% 316
2021
Q4
$504M Buy
2,972,085
+526,426
+22% +$97.8M 0.06% 331
2021
Q3
$462M Sell
2,445,659
-142,851
-6% -$26.8M 0.06% 332
2021
Q2
$439M Buy
2,588,510
+410,109
+19% +$60.1M 0.05% 366
2021
Q1
$308M Sell
2,178,401
-126,049
-5% -$19M 0.04% 448
2020
Q4
$300M Buy
2,304,450
+29,185
+1% +$3.9M 0.04% 409
2020
Q3
$330M Buy
2,275,265
+52,378
+2% +$7.44M 0.06% 330
2020
Q2
$329M Buy
2,222,887
+1,380,042
+164% +$186M 0.06% 300
2020
Q1
$91.7M Buy
842,845
+250,331
+42% +$28.9M 0.02% 593
2019
Q4
$68.2M Sell
592,514
-55,922
-9% -$5.58M 0.01% 812
2019
Q3
$52.1M Sell
648,436
-16,401
-2% -$1.3M 0.01% 927
2019
Q2
$47.3M Buy
664,837
+12,898
+2% +$990K 0.01% 997
2019
Q1
$60.9M Buy
651,939
+206,129
+46% +$17.2M 0.01% 869
2018
Q4
$32.5M Sell
445,810
-540,036
-55% -$41.5M 0.01% 1136
2018
Q3
$86.3M Buy
985,846
+352,794
+56% +$35.5M 0.02% 771
2018
Q2
$62.3M Buy
633,052
+577,251
+1,034% +$57.3M 0.01% 860
2018
Q1
$6.64M Buy
55,801
+42,382
+316% +$5.46M ﹤0.01% 2339
2017
Q4
$1.71M Sell
13,419
-1,614
-11% -$203K ﹤0.01% 3411
2017
Q3
$1.78M Sell
15,033
-40,233
-73% -$3.43M ﹤0.01% 3223
2017
Q2
$4.41M Sell
55,266
-7,720
-12% -$493K ﹤0.01% 2555
2017
Q1
$3.23M Buy
62,986
+6,678
+12% +$309K ﹤0.01% 2727
2016
Q4
$2.11M Buy
56,308
+29,712
+112% +$1.24M ﹤0.01% 3043
2016
Q3
$1.8M Sell
26,596
-4,348
-14% -$307K ﹤0.01% 2853
2016
Q2
$1.72M Sell
30,944
-7,218
-19% -$455K ﹤0.01% 2891
2016
Q1
$2.4M Buy
38,162
+450
+1% +$29.9K ﹤0.01% 2605
2015
Q4
$3.55M Sell
37,712
-116,201
-75% -$10.8M ﹤0.01% 2430
2015
Q3
$12.4M Sell
153,913
-138,689
-47% -$15.4M ﹤0.01% 1598
2015
Q2
$35.1M Sell
292,602
-233,727
-44% -$27.9M 0.01% 1057
2015
Q1
$55M Sell
526,329
-122,099
-19% -$12.4M 0.01% 851
2014
Q4
$62.9M Buy
648,428
+143,864
+29% +$13.3M 0.01% 832
2014
Q3
$39.4M Sell
504,564
-5,289
-1% -$341K 0.01% 1024
2014
Q2
$32.2M Buy
509,853
+99,216
+24% +$5.9M 0.01% 1074
2014
Q1
$27.6M Buy
410,637
+124,155
+43% +$9.61M 0.01% 1142
2013
Q4
$18.4M Sell
286,482
-14,210
-5% -$848K 0.01% 1378
2013
Q3
$19.2M Buy
300,692
+31,105
+12% +$1.55M 0.01% 1349
2013
Q2
$8.36M Buy
+269,587
New +$7.17M ﹤0.01% 1790

Other funds holding ALNY

JP Morgan Chase's ALNY Position: Q2 2026 in Review

JP Morgan Chase reduced its Alnylam Pharmaceuticals (ALNY) stake by 58% in Q2 2026, selling an estimated $1.1B and leaving 2,675,517 shares worth $785M. The position accounts for 0.04% of the portfolio, ranked #331.

JP Morgan Chase first reported a position in ALNY in Q2 2013 and has held it in 53 quarters since. The position peaked at $2.07B in Q3 2025. 496 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • JP Morgan Chase held 2,675,517 shares of Alnylam Pharmaceuticals worth $785M as of Q2 2026.
  • JP Morgan Chase sold 3,648,235 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $1.1B.
  • Alnylam Pharmaceuticals made up 0.04% of JP Morgan Chase's portfolio in Q2 2026, its #331 holding.
  • JP Morgan Chase first reported a position in Alnylam Pharmaceuticals in Q2 2013 and has held it in 53 quarters since.
  • JP Morgan Chase's Alnylam Pharmaceuticals position peaked at $2.07B in Q3 2025.
  • 496 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on JP Morgan Chase's 13F filing for Q2 2026, filed 12 Aug 2026.