WEST PHARMACEUTICAL SVSC INC

Ticker: WST CUSIP: 955306105 Class: EQTY

CONGRESS ASSET MANAGEMENT CO /MA's Holding History (CIK: 0000897378)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 1,380 Value ($000) $362 Avg Close $242.79 Range $206.46 - $290.53

Q1 2025

Shares 253,252 Value ($000) $56,698 Avg Close $274.80 Range $196.50 - $347.77

Q4 2024

Shares 289,048 Value ($000) $94,681 Avg Close $313.59 Range $279.91 - $350.96

Q3 2024

Shares 317,469 Value ($000) $95,292 Avg Close $304.99 Range $263.80 - $333.82

Q2 2024

Shares 325,387 Value ($000) $107,179 Avg Close $351.74 Range $308.59 - $394.74

Q1 2024

Shares 328,132 Value ($000) $129,845 Avg Close $367.98 Range $324.09 - $411.60

Q4 2023

Shares 328,440 Value ($000) $115,650 Avg Close $351.82 Range $308.49 - $391.98

Q3 2023

Shares 341,239 Value ($000) $128,036 Avg Close $384.28 Range $348.41 - $413.15

Q2 2023

Shares 343,159 Value ($000) $131,248 Avg Close $354.80 Range $327.94 - $384.53

Q1 2023

Shares 350,907 Value ($000) $121,579 Avg Close $290.04 Range $223.87 - $346.10

Q4 2022

Shares 374,505 Value ($000) $88,140 Avg Close $235.00 Range $204.38 - $262.37

Q3 2022

Shares 358,301 Value ($000) $88,171 Avg Close $301.94 Range $242.57 - $344.20

Q2 2022

Shares 338,001 Value ($000) $102,201 Avg Close $322.31 Range $273.30 - $419.82

Q1 2022

Shares 352,602 Value ($000) $144,817 Avg Close $387.59 Range $345.71 - $463.22

Q4 2021

Shares 365,427 Value ($000) $171,389 Avg Close $425.92 Range $394.87 - $470.10

Q3 2021

Shares 387,903 Value ($000) $164,680 Avg Close $416.99 Range $355.08 - $470.24

Q2 2021

Shares 394,615 Value ($000) $141,706 Avg Close $326.67 Range $275.63 - $360.44

Q1 2021

Shares 402,324 Value ($000) $113,367 Avg Close $282.81 Range $250.88 - $308.28

Q4 2020

Shares 414,544 Value ($000) $117,444 Avg Close $277.09 Range $256.63 - $301.25

Q3 2020

Shares 413,014 Value ($000) $113,538 Avg Close $261.19 Range $219.97 - $284.94

Q2 2020

Shares 414,054 Value ($000) $94,061 Avg Close $193.81 Range $143.68 - $224.89

Q1 2020

Shares 5,371 Value ($000) $818 Avg Close $151.68 Range $122.74 - $174.12

Q4 2019

Shares 5,344 Value ($000) $803 Avg Close $143.32 Range $134.47 - $149.78

Q3 2019

Shares 5,669 Value ($000) $804 Avg Close $135.38 Range $118.14 - $149.59

Q1 2018

Shares 2,852 Value ($000) $252 Avg Close $91.22 Range $82.65 - $100.27

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,380	$362	$242.79	$206.46 - $290.53
Q1 2025	253,252	$56,698	$274.80	$196.50 - $347.77
Q4 2024	289,048	$94,681	$313.59	$279.91 - $350.96
Q3 2024	317,469	$95,292	$304.99	$263.80 - $333.82
Q2 2024	325,387	$107,179	$351.74	$308.59 - $394.74
Q1 2024	328,132	$129,845	$367.98	$324.09 - $411.60
Q4 2023	328,440	$115,650	$351.82	$308.49 - $391.98
Q3 2023	341,239	$128,036	$384.28	$348.41 - $413.15
Q2 2023	343,159	$131,248	$354.80	$327.94 - $384.53
Q1 2023	350,907	$121,579	$290.04	$223.87 - $346.10
Q4 2022	374,505	$88,140	$235.00	$204.38 - $262.37
Q3 2022	358,301	$88,171	$301.94	$242.57 - $344.20
Q2 2022	338,001	$102,201	$322.31	$273.30 - $419.82
Q1 2022	352,602	$144,817	$387.59	$345.71 - $463.22
Q4 2021	365,427	$171,389	$425.92	$394.87 - $470.10
Q3 2021	387,903	$164,680	$416.99	$355.08 - $470.24
Q2 2021	394,615	$141,706	$326.67	$275.63 - $360.44
Q1 2021	402,324	$113,367	$282.81	$250.88 - $308.28
Q4 2020	414,544	$117,444	$277.09	$256.63 - $301.25
Q3 2020	413,014	$113,538	$261.19	$219.97 - $284.94
Q2 2020	414,054	$94,061	$193.81	$143.68 - $224.89
Q1 2020	5,371	$818	$151.68	$122.74 - $174.12
Q4 2019	5,344	$803	$143.32	$134.47 - $149.78
Q3 2019	5,669	$804	$135.38	$118.14 - $149.59
Q1 2018	2,852	$252	$91.22	$82.65 - $100.27