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TCW Group’s West Pharmaceutical WST Stock Holding History

TCW Group’s Portfolio WST Stock Details WST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$427K Buy
1,189
+1
+0.1% +$306 ﹤0.01% 527
2026
Q1 		$298K Buy
1,188
+58
+5% +$14.4K ﹤0.01% 575
2025
Q4 		$311K Buy
+1,130
New +$309K ﹤0.01% 567
2019
Q2 		– Sell
-45,407
Closed -$5M – 331
2019
Q1 		$5M Sell
45,407
-546,614
-92% -$56.9M 0.05% 164
2018
Q4 		$58M Sell
592,021
-50,640
-8% -$5.49M 0.6% 61
2018
Q3 		$79.3M Sell
642,661
-3,041
-0.5% -$341K 0.65% 57
2018
Q2 		$64.1M Sell
645,702
-35,169
-5% -$3.24M 0.52% 70
2018
Q1 		$60.1M Sell
680,871
-34,856
-5% -$3.26M 0.49% 75
2017
Q4 		$70.6M Buy
715,727
+400,459
+127% +$39.3M 0.57% 67
2017
Q3 		$30.3M Buy
+315,268
New +$28.5M 0.24% 86
2016
Q2 		– Sell
-47,040
Closed -$3.26M – 695
2016
Q1 		$3.26M Sell
47,040
-36,678
-44% -$2.21M 0.02% 240
2015
Q4 		$5.04M Sell
83,718
-9,819
-10% -$591K 0.04% 188
2015
Q3 		$5.06M Buy
93,537
+65,341
+232% +$3.81M 0.04% 180
2015
Q2 		$1.64M Buy
+28,196
New +$1.57M 0.01% 429

Other funds holding WST

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
GIM
Generation Investment Management London, United Kingdom $10.3B AUM 4.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

TCW Group's WST Position: Q2 2026 in Review

TCW Group increased its West Pharmaceutical (WST) stake by 0.08% in Q2 2026, buying an estimated $306 and bringing the position to 1,189 shares worth $427K. The position accounts for ﹤0.01% of the portfolio, ranked #527.

TCW Group first reported a position in WST in Q2 2015 and has held it in 14 quarters since. The position peaked at $79.3M in Q3 2018. 830 funds tracked by Wall St. Rank hold WST as of Q2 2026.

  • TCW Group held 1,189 shares of West Pharmaceutical worth $427K as of Q2 2026.
  • TCW Group bought 1 West Pharmaceutical share in Q2 2026, an estimated $306.
  • West Pharmaceutical made up ﹤0.01% of TCW Group's portfolio in Q2 2026, its #527 holding.
  • TCW Group first reported a position in West Pharmaceutical in Q2 2015 and has held it in 14 quarters since.
  • TCW Group's West Pharmaceutical position peaked at $79.3M in Q3 2018.
  • 830 funds tracked by Wall St. Rank held West Pharmaceutical as of Q2 2026.

Based on TCW Group's 13F filing for Q2 2026, filed 3 Aug 2026.