WEST PHARMACEUTICAL SVSC INC

Ticker: WST CUSIP: 955306105 Class: EQTY

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q4 2025

Shares 591,757 Value ($000) $162,817 Avg Close $273.43 Range $253.32 - $322.08

Q3 2025

Shares 527,510 Value ($000) $138,381 Avg Close $242.79 Range $206.46 - $290.53

Q2 2025

Shares 445,251 Value ($000) $97,421 Avg Close $213.36 Range $186.94 - $229.90

Q1 2025

Shares 430,554 Value ($000) $96,392 Avg Close $274.80 Range $196.50 - $347.77

Q4 2024

Shares 510,273 Value ($000) $167,145 Avg Close $313.59 Range $279.91 - $350.96

Q3 2024

Shares 489,892 Value ($000) $147,046 Avg Close $304.99 Range $263.80 - $333.82

Q2 2024

Shares 401,026 Value ($000) $132,095 Avg Close $351.74 Range $308.59 - $394.74

Q1 2024

Shares 355,818 Value ($000) $140,801 Avg Close $367.98 Range $324.09 - $411.60

Q4 2023

Shares 338,919 Value ($000) $119,340 Avg Close $351.82 Range $308.49 - $391.98

Q3 2023

Shares 279,107 Value ($000) $104,726 Avg Close $384.28 Range $348.41 - $413.15

Q2 2023

Shares 194,594 Value ($000) $74,425 Avg Close $354.80 Range $327.94 - $384.53

Q1 2023

Shares 168,948 Value ($000) $58,536 Avg Close $290.04 Range $223.87 - $346.10

Q4 2022

Shares 153,550 Value ($000) $36,140 Avg Close $235.00 Range $204.38 - $262.37

Q3 2022

Shares 146,324 Value ($000) $36,006 Avg Close $301.94 Range $242.57 - $344.20

Q2 2022

Shares 134,845 Value ($000) $40,933 Avg Close $322.31 Range $273.30 - $419.82

Q1 2022

Shares 133,614 Value ($000) $54,869 Avg Close $387.59 Range $345.71 - $463.22

Q4 2021

Shares 163,014 Value ($000) $76,227 Avg Close $425.92 Range $394.87 - $470.10

Q3 2021

Shares 156,077 Value ($000) $66,323 Avg Close $416.99 Range $355.08 - $470.24

Q2 2021

Shares 93,291 Value ($000) $33,555 Avg Close $326.67 Range $275.63 - $360.44

Q1 2021

Shares 97,057 Value ($000) $27,443 Avg Close $282.81 Range $250.88 - $308.28

Q4 2020

Shares 104,876 Value ($000) $29,772 Avg Close $277.09 Range $256.63 - $301.25

Q3 2020

Shares 114,540 Value ($000) $31,487 Avg Close $261.19 Range $219.97 - $284.94

Q2 2020

Shares 122,261 Value ($000) $27,859 Avg Close $193.81 Range $143.68 - $224.89

Q1 2020

Shares 125,366 Value ($000) $19,142 Avg Close $151.68 Range $122.74 - $174.12

Q4 2019

Shares 123,373 Value ($000) $18,615 Avg Close $143.32 Range $134.47 - $149.78

Q3 2019

Shares 136,703 Value ($000) $19,408 Avg Close $135.38 Range $118.14 - $149.59

Q2 2019

Shares 119,489 Value ($000) $15,043 Avg Close $115.92 Range $107.93 - $123.63

Q1 2019

Shares 87,206 Value ($000) $9,627 Avg Close $102.01 Range $91.18 - $108.30

Q4 2018

Shares 89,240 Value ($000) $10,642 Avg Close $106.26 Range $89.88 - $122.38

Q3 2018

Shares 84,882 Value ($000) $10,480 Avg Close $109.69 Range $94.87 - $121.81

Q2 2018

Shares 85,778 Value ($000) $8,517 Avg Close $89.91 Range $80.71 - $99.79

Q1 2018

Shares 54,983 Value ($000) $4,854 Avg Close $91.22 Range $82.65 - $100.27

Q4 2017

Shares 36,328 Value ($000) $3,584 Avg Close $95.48 Range $87.44 - $100.68

Q3 2017

Shares 26,762 Value ($000) $2,576 Avg Close $87.99 Range $77.83 - $94.16

Q2 2017

Shares 957 Value ($000) $90 Avg Close $89.32 Range $75.60 - $97.04

Q1 2017

Shares 101 Value ($000) $8 Avg Close $81.07 Range $76.66 - $85.49

Q4 2016

Shares 50 Value ($000) $4 Avg Close $76.11 Range $67.94 - $83.75

Q3 2016

Shares 7,345 Value ($000) $547 Avg Close $76.71 Range $68.84 - $81.50

Q2 2016

Shares 7,350 Value ($000) $557 Avg Close $70.21 Range $65.91 - $74.99

Q1 2016

Shares 8,554 Value ($000) $593 Avg Close $57.94 Range $51.90 - $67.04

Q4 2015

Shares 52 Value ($000) $3 Avg Close $57.81 Range $50.64 - $62.09

Q1 2015

Shares 154 Value ($000) $9 Avg Close $50.91 Range $46.50 - $57.62

Q4 2014

Shares 40 Value ($000) $2 Avg Close $47.68 Range $41.37 - $52.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	591,757	$162,817	$273.43	$253.32 - $322.08
Q3 2025	527,510	$138,381	$242.79	$206.46 - $290.53
Q2 2025	445,251	$97,421	$213.36	$186.94 - $229.90
Q1 2025	430,554	$96,392	$274.80	$196.50 - $347.77
Q4 2024	510,273	$167,145	$313.59	$279.91 - $350.96
Q3 2024	489,892	$147,046	$304.99	$263.80 - $333.82
Q2 2024	401,026	$132,095	$351.74	$308.59 - $394.74
Q1 2024	355,818	$140,801	$367.98	$324.09 - $411.60
Q4 2023	338,919	$119,340	$351.82	$308.49 - $391.98
Q3 2023	279,107	$104,726	$384.28	$348.41 - $413.15
Q2 2023	194,594	$74,425	$354.80	$327.94 - $384.53
Q1 2023	168,948	$58,536	$290.04	$223.87 - $346.10
Q4 2022	153,550	$36,140	$235.00	$204.38 - $262.37
Q3 2022	146,324	$36,006	$301.94	$242.57 - $344.20
Q2 2022	134,845	$40,933	$322.31	$273.30 - $419.82
Q1 2022	133,614	$54,869	$387.59	$345.71 - $463.22
Q4 2021	163,014	$76,227	$425.92	$394.87 - $470.10
Q3 2021	156,077	$66,323	$416.99	$355.08 - $470.24
Q2 2021	93,291	$33,555	$326.67	$275.63 - $360.44
Q1 2021	97,057	$27,443	$282.81	$250.88 - $308.28
Q4 2020	104,876	$29,772	$277.09	$256.63 - $301.25
Q3 2020	114,540	$31,487	$261.19	$219.97 - $284.94
Q2 2020	122,261	$27,859	$193.81	$143.68 - $224.89
Q1 2020	125,366	$19,142	$151.68	$122.74 - $174.12
Q4 2019	123,373	$18,615	$143.32	$134.47 - $149.78
Q3 2019	136,703	$19,408	$135.38	$118.14 - $149.59
Q2 2019	119,489	$15,043	$115.92	$107.93 - $123.63
Q1 2019	87,206	$9,627	$102.01	$91.18 - $108.30
Q4 2018	89,240	$10,642	$106.26	$89.88 - $122.38
Q3 2018	84,882	$10,480	$109.69	$94.87 - $121.81
Q2 2018	85,778	$8,517	$89.91	$80.71 - $99.79
Q1 2018	54,983	$4,854	$91.22	$82.65 - $100.27
Q4 2017	36,328	$3,584	$95.48	$87.44 - $100.68
Q3 2017	26,762	$2,576	$87.99	$77.83 - $94.16
Q2 2017	957	$90	$89.32	$75.60 - $97.04
Q1 2017	101	$8	$81.07	$76.66 - $85.49
Q4 2016	50	$4	$76.11	$67.94 - $83.75
Q3 2016	7,345	$547	$76.71	$68.84 - $81.50
Q2 2016	7,350	$557	$70.21	$65.91 - $74.99
Q1 2016	8,554	$593	$57.94	$51.90 - $67.04
Q4 2015	52	$3	$57.81	$50.64 - $62.09
Q1 2015	154	$9	$50.91	$46.50 - $57.62
Q4 2014	40	$2	$47.68	$41.37 - $52.72