Guggenheim Capital’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
$11.8M Buy
39,318
+2,204
+6% +$665K 0.07% 252
2026
Q1
$12.3M Sell
37,114
-3,021
-8% -$1.03M 0.1% 230
2025
Q4
$16M Buy
40,135
+31,510
+365% +$13.9M 0.11% 172
2025
Q3
$3.93M Sell
8,625
-2,024
-19% -$824K 0.03% 506
2025
Q2
$3.47M Sell
10,649
-1,718
-14% -$475K 0.03% 515
2025
Q1
$3.34M Sell
12,367
-416
-3% -$107K 0.03% 518
2024
Q4
$3.01M Sell
12,783
-2,465
-16% -$648K 0.02% 539
2024
Q3
$4.19M Sell
15,248
-3,939
-21% -$1.03M 0.03% 586
2024
Q2
$4.66M Sell
19,187
-1,975
-9% -$312K 0.03% 546
2024
Q1
$3.16M Buy
21,162
+3,411
+19% +$569K 0.02% 730
2023
Q4
$3.4M Buy
17,751
+507
+3% +$86.4K 0.03% 666
2023
Q3
$3.05M Sell
17,244
-2,422
-12% -$462K 0.03% 666
2023
Q2
$3.74M Sell
19,666
-320
-2% -$63.4K 0.03% 633
2023
Q1
$4M Sell
19,986
-831
-4% -$175K 0.03% 605
2022
Q4
$4.95M Buy
20,817
+1,560
+8% +$333K 0.04% 534
2022
Q3
$3.85M Sell
19,257
-6,092
-24% -$1.16M 0.04% 594
2022
Q2
$3.7M Sell
25,349
-395
-2% -$56K 0.03% 667
2022
Q1
$4.2M Sell
25,744
-561
-2% -$85.5K 0.03% 716
2021
Q4
$4.46M Buy
26,305
+2,461
+10% +$457K 0.02% 730
2021
Q3
$4.5M Sell
23,844
-2,093
-8% -$393K 0.03% 706
2021
Q2
$4.4M Sell
25,937
-3,501
-12% -$513K 0.03% 724
2021
Q1
$4.16M Sell
29,438
-2,205
-7% -$332K 0.03% 712
2020
Q4
$4.11M Sell
31,643
-6,401
-17% -$855K 0.03% 668
2020
Q3
$5.54M Sell
38,044
-7,104
-16% -$1.01M 0.04% 487
2020
Q2
$6.69M Buy
45,148
+3,330
+8% +$449K 0.05% 403
2020
Q1
$4.55M Sell
41,818
-9,187
-18% -$1.06M 0.05% 478
2019
Q4
$5.87M Buy
51,005
+315
+0.6% +$31.4K 0.04% 542
2019
Q3
$4.08M Sell
50,690
-7,433
-13% -$588K 0.03% 685
2019
Q2
$4.22M Sell
58,123
-2,134
-4% -$164K 0.03% 696
2019
Q1
$5.63M Sell
60,257
-3,717
-6% -$311K 0.05% 549
2018
Q4
$4.66M Buy
63,974
+3,473
+6% +$267K 0.04% 609
2018
Q3
$5.29M Buy
60,501
+4,680
+8% +$471K 0.03% 692
2018
Q2
$5.5M Buy
55,821
+2,737
+5% +$271K 0.04% 658
2018
Q1
$6.32M Buy
53,084
+600
+1% +$77.4K 0.02% 883
2017
Q4
$6.67M Sell
52,484
-32,983
-39% -$4.14M 0.02% 884
2017
Q3
$10M Buy
85,467
+18,094
+27% +$1.54M 0.02% 681
2017
Q2
$5.38M Sell
67,373
-17,484
-21% -$1.12M 0.01% 975
2017
Q1
$4.35M Buy
84,857
+5,774
+7% +$267K 0.01% 1109
2016
Q4
$2.96M Buy
79,083
+4,565
+6% +$191K 0.01% 1379
2016
Q3
$5.05M Sell
74,518
-11,850
-14% -$836K 0.02% 1011
2016
Q2
$4.79M Sell
86,368
-4,294
-5% -$271K 0.02% 1028
2016
Q1
$5.69M Sell
90,662
-23,340
-20% -$1.55M 0.02% 920
2015
Q4
$10.7M Sell
114,002
-28,541
-20% -$2.65M 0.03% 733
2015
Q3
$11.5M Sell
142,543
-2,220
-2% -$247K 0.04% 701
2015
Q2
$17.4M Buy
144,763
+8,423
+6% +$1.01M 0.04% 644
2015
Q1
$14.2M Buy
136,340
+22,323
+20% +$2.26M 0.03% 724
2014
Q4
$11.1M Buy
114,017
+14,441
+15% +$1.34M 0.03% 801
2014
Q3
$7.78M Sell
99,576
-4,254
-4% -$274K 0.02% 1000
2014
Q2
$6.56M Sell
103,830
-10,627
-9% -$632K 0.02% 1039
2014
Q1
$7.68M Buy
114,457
+13,710
+14% +$1.06M 0.02% 937
2013
Q4
$6.48M Sell
100,747
-7,349
-7% -$438K 0.02% 981
2013
Q3
$6.92M Sell
108,096
-73,320
-40% -$3.65M 0.02% 951
2013
Q2
$5.63M Buy
+181,416
New +$4.83M 0.02% 1003

Other funds holding ALNY

Guggenheim Capital's ALNY Position: Q2 2026 in Review

Guggenheim Capital increased its Alnylam Pharmaceuticals (ALNY) stake by 5.9% in Q2 2026, buying an estimated $665K and bringing the position to 39,318 shares worth $11.8M. The position accounts for 0.07% of the portfolio, ranked #252.

Guggenheim Capital first reported a position in ALNY in Q2 2013 and has held it in 53 quarters since. The position peaked at $17.4M in Q2 2015. 786 funds tracked by Wall St. Rank hold ALNY as of Q2 2026.

  • Guggenheim Capital held 39,318 shares of Alnylam Pharmaceuticals worth $11.8M as of Q2 2026.
  • Guggenheim Capital bought 2,204 Alnylam Pharmaceuticals shares in Q2 2026, an estimated $665K.
  • Alnylam Pharmaceuticals made up 0.07% of Guggenheim Capital's portfolio in Q2 2026, its #252 holding.
  • Guggenheim Capital first reported a position in Alnylam Pharmaceuticals in Q2 2013 and has held it in 53 quarters since.
  • Guggenheim Capital's Alnylam Pharmaceuticals position peaked at $17.4M in Q2 2015.
  • 786 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q2 2026.

Based on Guggenheim Capital's 13F filing for Q2 2026, filed 12 Aug 2026.