Fred Alger Management’s West Pharmaceutical WST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$9.01M Sell
35,942
-12,182
-25% -$3.03M 0.04% 176
2025
Q4
$13.2M Buy
48,124
+28,390
+144% +$7.77M 0.05% 151
2025
Q3
$5.18M Buy
19,734
+4,062
+26% +$987K 0.02% 237
2025
Q2
$3.43M Sell
15,672
-394
-2% -$84.2K 0.02% 278
2025
Q1
$3.6M Sell
16,066
-2,556
-14% -$704K 0.02% 256
2024
Q4
$6.1M Buy
18,622
+4,528
+32% +$1.42M 0.03% 222
2024
Q3
$4.23M Sell
14,094
-524
-4% -$160K 0.02% 256
2024
Q2
$4.82M Sell
14,618
-37,150
-72% -$13.1M 0.02% 250
2024
Q1
$20.5M Buy
51,768
+7,580
+17% +$2.8M 0.1% 146
2023
Q4
$15.6M Sell
44,188
-54,613
-55% -$19.3M 0.08% 156
2023
Q3
$37.1M Buy
98,801
+761
+0.8% +$294K 0.21% 103
2023
Q2
$37.5M Buy
98,040
+28,884
+42% +$10.3M 0.19% 124
2023
Q1
$24M Buy
69,156
+53,583
+344% +$15.7M 0.13% 154
2022
Q4
$3.67M Sell
15,573
-11,143
-42% -$2.64M 0.02% 287
2022
Q3
$6.57M Buy
26,716
+9,378
+54% +$2.86M 0.03% 234
2022
Q2
$5.24M Buy
17,338
+13,829
+394% +$4.5M 0.02% 262
2022
Q1
$1.44M Sell
3,509
-22,527
-87% -$8.82M ﹤0.01% 359
2021
Q4
$12.2M Buy
26,036
+16,875
+184% +$7.26M 0.03% 231
2021
Q3
$3.89M Hold
9,161
0.01% 304
2021
Q2
$3.29M Sell
9,161
-604
-6% -$200K 0.01% 325
2021
Q1
$2.75M Sell
9,765
-343
-3% -$98.2K 0.01% 330
2020
Q4
$2.86M Sell
10,108
-6
-0.1% -$1.68K 0.01% 311
2020
Q3
$2.78M Buy
10,114
+3,114
+44% +$824K 0.01% 282
2020
Q2
$1.59M Buy
7,000
+6,884
+5,934% +$1.35M 0.01% 321
2020
Q1
$18K Hold
116
﹤0.01% 444
2019
Q4
$17K Buy
+116
New +$16.9K ﹤0.01% 459
2019
Q1
Sell
-119
Closed -$12K 572
2018
Q4
$12K Hold
119
﹤0.01% 477
2018
Q3
$15K Buy
+119
New +$13.3K ﹤0.01% 486
2017
Q4
Sell
-9,000
Closed -$866K 596
2017
Q3
$866K Sell
9,000
-4,000
-31% -$362K ﹤0.01% 331
2017
Q2
$1.23M Buy
13,000
+6,000
+86% +$552K 0.01% 322
2017
Q1
$571K Sell
7,000
-1,250
-15% -$105K ﹤0.01% 355
2016
Q4
$700K Buy
8,250
+250
+3% +$19.7K ﹤0.01% 312
2016
Q3
$596K Sell
8,000
-4,000
-33% -$318K ﹤0.01% 344
2016
Q2
$911K Buy
12,000
+1,900
+19% +$138K ﹤0.01% 338
2016
Q1
$700K Buy
+10,100
New +$608K ﹤0.01% 397

Other funds holding WST

Fred Alger Management's WST Position: Q1 2026 in Review

Fred Alger Management reduced its West Pharmaceutical (WST) stake by 25% in Q1 2026, selling an estimated $3.03M and leaving 35,942 shares worth $9.01M. The position accounts for 0.04% of the portfolio, ranked #176.

Fred Alger Management first reported a position in WST in Q1 2016 and has held it in 35 quarters since. The position peaked at $37.5M in Q2 2023. 753 funds tracked by Wall St. Rank hold WST as of Q1 2026.

  • Fred Alger Management held 35,942 shares of West Pharmaceutical worth $9.01M as of Q1 2026.
  • Fred Alger Management sold 12,182 West Pharmaceutical shares in Q1 2026, an estimated $3.03M.
  • West Pharmaceutical made up 0.04% of Fred Alger Management's portfolio in Q1 2026, its #176 holding.
  • Fred Alger Management first reported a position in West Pharmaceutical in Q1 2016 and has held it in 35 quarters since.
  • Fred Alger Management's West Pharmaceutical position peaked at $37.5M in Q2 2023.
  • 753 funds tracked by Wall St. Rank held West Pharmaceutical as of Q1 2026.

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