Bright Rock Capital Management’s West Pharmaceutical WST Stock Holding History

Bright Rock Capital Management’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	$1.79M	Hold	5,000	–	–	0.36%	62
2026 Q1	$1.25M	Hold	5,000	–	–	0.25%	73
2025 Q4	$1.38M	Sell	5,000 -35,000	-88%	-$9.57M	0.27%	73
2025 Q3	$10.5M	Hold	40,000	–	–	2.06%	17
2025 Q2	$8.75M	Hold	40,000	–	–	1.77%	21
2025 Q1	$8.96M	Buy	40,000 +4,000	+11%	+$1.1M	1.89%	19
2024 Q4	$11.8M	Sell	36,000 -11,000	-23%	-$3.46M	2.52%	9
2024 Q3	$14.1M	Buy	47,000 +21,000	+81%	+$6.43M	2.84%	6
2024 Q2	$8.56M	Hold	26,000	–	–	1.81%	20
2024 Q1	$10.3M	Hold	26,000	–	–	2.13%	15
2023 Q4	$9.16M	Buy	26,000 +10,000	+63%	+$3.54M	2.07%	19
2023 Q3	$6M	Hold	16,000	–	–	1.47%	27
2023 Q2	$6.12M	Buy	16,000 +11,000	+220%	+$3.93M	1.43%	28
2023 Q1	$1.73M	Hold	5,000	–	–	0.43%	64
2022 Q4	$1.18M	Sell	5,000 -20,000	-80%	-$4.74M	0.31%	74
2022 Q3	$6.15M	Hold	25,000	–	–	1.73%	20
2022 Q2	$7.56M	Buy	25,000 +20,000	+400%	+$6.51M	2.04%	14
2022 Q1	$2.05M	Hold	5,000	–	–	0.48%	62
2021 Q4	$2.35M	Hold	5,000	–	–	0.53%	57
2021 Q3	$2.12M	Hold	5,000	–	–	0.53%	57
2021 Q2	$1.8M	Buy	+5,000	New	+$1.65M	0.43%	65

Other funds holding WST

Riverbridge Partners Minneapolis, Minnesota $3.58B AUM 4.02% 1-Year Est. Return

SIM

Seilern Investment Management London, United Kingdom $794M AUM 6.63% 1-Year Est. Return

Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

GWI

Grace & White Inc Ny, New York $632M AUM 34.34% 1-Year Est. Return

MCG

McCollum Christoferson Group Amherst, New York $341M AUM 15.01% 1-Year Est. Return

YCM

Yousif Capital Management Bloomfield Hills, Michigan $8.94B AUM 42.6% 1-Year Est. Return

BZWA

Blue Zone Wealth Advisors Los Angeles, California $573M AUM 22.86% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Bright Rock Capital Management's WST Position: Q2 2026 in Review

Bright Rock Capital Management held its West Pharmaceutical (WST) position steady in Q2 2026 at 5,000 shares worth $1.79M. The position accounts for 0.36% of the portfolio, ranked #62.

Bright Rock Capital Management first reported a position in WST in Q2 2021 and has held it in 21 quarters since. The position peaked at $14.1M in Q3 2024. 105 funds tracked by Wall St. Rank hold WST as of Q2 2026.

Bright Rock Capital Management held 5,000 shares of West Pharmaceutical worth $1.79M as of Q2 2026.
Bright Rock Capital Management left its West Pharmaceutical share count unchanged in Q2 2026.
West Pharmaceutical made up 0.36% of Bright Rock Capital Management's portfolio in Q2 2026, its #62 holding.
Bright Rock Capital Management first reported a position in West Pharmaceutical in Q2 2021 and has held it in 21 quarters since.
Bright Rock Capital Management's West Pharmaceutical position peaked at $14.1M in Q3 2024.
105 funds tracked by Wall St. Rank held West Pharmaceutical as of Q2 2026.

Based on Bright Rock Capital Management's 13F filing for Q2 2026, filed 8 Jul 2026.