Citigroup’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
$1.99M Sell
6,000
-18,000
-75% -$6.13M ﹤0.01% 2667
2025
Q4
$9.54M Hold
24,000
﹤0.01% 1571
2025
Q3
$10.9M Buy
+24,000
New +$9.77M ﹤0.01% 1419
2025
Q2
Sell
-50,000
Closed -$13.5M 5639
2025
Q1
$13.5M Buy
50,000
+20,000
+67% +$5.14M 0.01% 1180
2024
Q4
$7.06M Sell
30,000
-600
-2% -$158K ﹤0.01% 1651
2024
Q3
$8.42M Buy
30,600
+19,300
+171% +$5.02M ﹤0.01% 1438
2024
Q2
$2.75M Sell
11,300
-44,700
-80% -$7.06M ﹤0.01% 2083
2024
Q1
$8.37M Buy
56,000
+31,000
+124% +$5.17M 0.01% 1350
2023
Q4
$4.79M Buy
25,000
+5,100
+26% +$869K ﹤0.01% 1624
2023
Q3
$3.52M Buy
+19,900
New +$3.8M ﹤0.01% 1620
2023
Q1
Sell
-52,000
Closed -$12.4M 5464
2022
Q4
$12.4M Buy
52,000
+17,200
+49% +$3.67M 0.01% 1024
2022
Q3
$6.97M Buy
+34,800
New +$6.64M 0.01% 1355
2022
Q2
Sell
-18,400
Closed -$3M 6201
2022
Q1
$3M Buy
+18,400
New +$2.8M ﹤0.01% 2008
2021
Q1
Sell
-16,800
Closed -$2.18M 6201
2020
Q4
$2.18M Sell
16,800
-2,800
-14% -$374K ﹤0.01% 2770
2020
Q3
$2.85M Buy
19,600
+600
+3% +$85.3K ﹤0.01% 2341
2020
Q2
$2.81M Sell
19,000
-1,400
-7% -$189K ﹤0.01% 2415
2020
Q1
$2.22M Buy
20,400
+2,400
+13% +$277K ﹤0.01% 2379
2019
Q4
$2.07M Buy
18,000
+9,500
+112% +$947K ﹤0.01% 2925
2019
Q3
$684K Buy
8,500
+1,600
+23% +$127K ﹤0.01% 4039
2019
Q2
$501K Sell
6,900
-7,000
-50% -$537K ﹤0.01% 4426
2019
Q1
$1.3M Sell
13,900
-22,000
-61% -$1.84M ﹤0.01% 3114
2018
Q4
$2.62M Sell
35,900
-24,500
-41% -$1.88M ﹤0.01% 2417
2018
Q3
$5.29M Buy
60,400
+28,400
+89% +$2.86M ﹤0.01% 1814
2018
Q2
$3.15M Buy
32,000
+8,800
+38% +$873K ﹤0.01% 2269
2018
Q1
$2.76M Sell
23,200
-40,900
-64% -$5.27M ﹤0.01% 2318
2017
Q4
$8.14M Sell
64,100
-13,600
-18% -$1.71M 0.01% 1436
2017
Q3
$9.13M Buy
77,700
+43,300
+126% +$3.7M 0.01% 1296
2017
Q2
$2.74M Buy
34,400
+19,300
+128% +$1.23M ﹤0.01% 2259
2017
Q1
$774K Sell
15,100
-67,500
-82% -$3.12M ﹤0.01% 3476
2016
Q4
$3.09M Buy
82,600
+68,600
+490% +$2.87M ﹤0.01% 2403
2016
Q3
$949K Buy
14,000
+3,100
+28% +$219K ﹤0.01% 3274
2016
Q2
$605K Buy
10,900
+2,600
+31% +$164K ﹤0.01% 3454
2016
Q1
$521K Buy
8,300
+2,400
+41% +$160K ﹤0.01% 4071
2015
Q4
$555K Sell
5,900
-200
-3% -$18.5K ﹤0.01% 3744
2015
Q3
$490K Buy
6,100
+800
+15% +$88.9K ﹤0.01% 3768
2015
Q2
$635K Sell
5,300
-15,500
-75% -$1.85M ﹤0.01% 3491
2015
Q1
$2.17M Buy
20,800
+5,800
+39% +$588K ﹤0.01% 2405
2014
Q4
$1.46M Buy
+15,000
New +$1.39M ﹤0.01% 2759

Other funds holding ALNY

Citigroup's ALNY Position: Q1 2026 in Review

Citigroup increased its Alnylam Pharmaceuticals (ALNY) stake by 53% in Q1 2026, buying an estimated $30.9M and bringing the position to 263,375 shares worth $87.1M. The position accounts for 0.04% of the portfolio, ranked #449.

Citigroup first reported a position in ALNY in Q2 2013 and has held it in 52 quarters since. The position peaked at $97.6M in Q2 2024. 787 funds tracked by Wall St. Rank hold ALNY as of Q1 2026.

  • Citigroup held 263,375 shares of Alnylam Pharmaceuticals worth $87.1M as of Q1 2026.
  • Citigroup bought 90,813 Alnylam Pharmaceuticals shares in Q1 2026, an estimated $30.9M.
  • Alnylam Pharmaceuticals made up 0.04% of Citigroup's portfolio in Q1 2026, its #449 holding.
  • Citigroup first reported a position in Alnylam Pharmaceuticals in Q2 2013 and has held it in 52 quarters since.
  • Citigroup's Alnylam Pharmaceuticals position peaked at $97.6M in Q2 2024.
  • 787 funds tracked by Wall St. Rank held Alnylam Pharmaceuticals as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.