WEST PHARMACEUTICAL SVSC INC

Ticker: WST CUSIP: 955306105 Class: EQTY

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2025

Shares 16,734 Value ($000) $4,604 Avg Close $273.43 Range $253.32 - $322.08

Q3 2025

Shares 17,267 Value ($000) $4,530 Avg Close $242.79 Range $206.46 - $290.53

Q2 2025

Shares 17,620 Value ($000) $3,855 Avg Close $213.36 Range $186.94 - $229.90

Q1 2025

Shares 16,562 Value ($000) $3,708 Avg Close $274.80 Range $196.50 - $347.77

Q4 2024

Shares 15,399 Value ($000) $5,044 Avg Close $313.59 Range $279.91 - $350.96

Q3 2024

Shares 15,792 Value ($000) $4,740 Avg Close $304.99 Range $263.80 - $333.82

Q2 2024

Shares 16,000 Value ($000) $5,270 Avg Close $351.74 Range $308.59 - $394.74

Q1 2024

Shares 16,243 Value ($000) $6,428 Avg Close $367.98 Range $324.09 - $411.60

Q4 2023

Shares 16,203 Value ($000) $5,705 Avg Close $351.82 Range $308.49 - $391.98

Q3 2023

Shares 14,851 Value ($000) $5,572 Avg Close $384.28 Range $348.41 - $413.15

Q2 2023

Shares 12,948 Value ($000) $4,952 Avg Close $354.80 Range $327.94 - $384.53

Q1 2023

Shares 12,550 Value ($000) $4,348 Avg Close $290.04 Range $223.87 - $346.10

Q4 2022

Shares 12,514 Value ($000) $3 Avg Close $235.00 Range $204.38 - $262.37

Q3 2022

Shares 10,831 Value ($000) $2,665 Avg Close $301.94 Range $242.57 - $344.20

Q2 2022

Shares 10,785 Value ($000) $3,261 Avg Close $322.31 Range $273.30 - $419.82

Q1 2022

Shares 9,912 Value ($000) $4,071 Avg Close $387.59 Range $345.71 - $463.22

Q4 2021

Shares 9,298 Value ($000) $4,361 Avg Close $425.92 Range $394.87 - $470.10

Q3 2021

Shares 9,271 Value ($000) $3,936 Avg Close $416.99 Range $355.08 - $470.24

Q2 2021

Shares 9,249 Value ($000) $3,321 Avg Close $326.67 Range $275.63 - $360.44

Q1 2021

Shares 9,268 Value ($000) $2,612 Avg Close $282.81 Range $250.88 - $308.28

Q4 2020

Shares 9,237 Value ($000) $2,617 Avg Close $277.09 Range $256.63 - $301.25

Q3 2020

Shares 6,842 Value ($000) $1,881 Avg Close $261.19 Range $219.97 - $284.94

Q2 2020

Shares 4,209 Value ($000) $956 Avg Close $193.81 Range $143.68 - $224.89

Q1 2020

Shares 17,407 Value ($000) $2,650 Avg Close $151.68 Range $122.74 - $174.12

Q4 2019

Shares 13,051 Value ($000) $1,962 Avg Close $143.32 Range $134.47 - $149.78

Q3 2019

Shares 12,985 Value ($000) $1,842 Avg Close $135.38 Range $118.14 - $149.59

Q2 2019

Shares 12,949 Value ($000) $1,621 Avg Close $115.92 Range $107.93 - $123.63

Q1 2019

Shares 13,070 Value ($000) $1,440 Avg Close $102.01 Range $91.18 - $108.30

Q4 2018

Shares 12,999 Value ($000) $1,274 Avg Close $106.26 Range $89.88 - $122.38

Q3 2018

Shares 14,941 Value ($000) $1,845 Avg Close $109.69 Range $94.87 - $121.81

Q2 2018

Shares 19,860 Value ($000) $1,972 Avg Close $89.91 Range $80.71 - $99.79

Q1 2018

Shares 19,948 Value ($000) $1,761 Avg Close $91.22 Range $82.65 - $100.27

Q4 2017

Shares 10,846 Value ($000) $1,070 Avg Close $95.48 Range $87.44 - $100.68

Q3 2017

Shares 10,795 Value ($000) $1,039 Avg Close $87.99 Range $77.83 - $94.16

Q2 2017

Shares 10,735 Value ($000) $1,015 Avg Close $89.32 Range $75.60 - $97.04

Q1 2017

Shares 10,701 Value ($000) $873 Avg Close $81.07 Range $76.66 - $85.49

Q4 2016

Shares 10,835 Value ($000) $919 Avg Close $76.11 Range $67.94 - $83.75

Q3 2016

Shares 10,830 Value ($000) $807 Avg Close $76.71 Range $68.84 - $81.50

Q2 2016

Shares 14,066 Value ($000) $1,067 Avg Close $70.21 Range $65.91 - $74.99

Q1 2016

Shares 12,930 Value ($000) $896 Avg Close $57.94 Range $51.90 - $67.04

Q4 2015

Shares 20,900 Value ($000) $1,259 Avg Close $57.81 Range $50.64 - $62.09

Q3 2015

Shares 20,787 Value ($000) $1,125 Avg Close $55.88 Range $50.94 - $59.21

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,734	$4,604	$273.43	$253.32 - $322.08
Q3 2025	17,267	$4,530	$242.79	$206.46 - $290.53
Q2 2025	17,620	$3,855	$213.36	$186.94 - $229.90
Q1 2025	16,562	$3,708	$274.80	$196.50 - $347.77
Q4 2024	15,399	$5,044	$313.59	$279.91 - $350.96
Q3 2024	15,792	$4,740	$304.99	$263.80 - $333.82
Q2 2024	16,000	$5,270	$351.74	$308.59 - $394.74
Q1 2024	16,243	$6,428	$367.98	$324.09 - $411.60
Q4 2023	16,203	$5,705	$351.82	$308.49 - $391.98
Q3 2023	14,851	$5,572	$384.28	$348.41 - $413.15
Q2 2023	12,948	$4,952	$354.80	$327.94 - $384.53
Q1 2023	12,550	$4,348	$290.04	$223.87 - $346.10
Q4 2022	12,514	$3	$235.00	$204.38 - $262.37
Q3 2022	10,831	$2,665	$301.94	$242.57 - $344.20
Q2 2022	10,785	$3,261	$322.31	$273.30 - $419.82
Q1 2022	9,912	$4,071	$387.59	$345.71 - $463.22
Q4 2021	9,298	$4,361	$425.92	$394.87 - $470.10
Q3 2021	9,271	$3,936	$416.99	$355.08 - $470.24
Q2 2021	9,249	$3,321	$326.67	$275.63 - $360.44
Q1 2021	9,268	$2,612	$282.81	$250.88 - $308.28
Q4 2020	9,237	$2,617	$277.09	$256.63 - $301.25
Q3 2020	6,842	$1,881	$261.19	$219.97 - $284.94
Q2 2020	4,209	$956	$193.81	$143.68 - $224.89
Q1 2020	17,407	$2,650	$151.68	$122.74 - $174.12
Q4 2019	13,051	$1,962	$143.32	$134.47 - $149.78
Q3 2019	12,985	$1,842	$135.38	$118.14 - $149.59
Q2 2019	12,949	$1,621	$115.92	$107.93 - $123.63
Q1 2019	13,070	$1,440	$102.01	$91.18 - $108.30
Q4 2018	12,999	$1,274	$106.26	$89.88 - $122.38
Q3 2018	14,941	$1,845	$109.69	$94.87 - $121.81
Q2 2018	19,860	$1,972	$89.91	$80.71 - $99.79
Q1 2018	19,948	$1,761	$91.22	$82.65 - $100.27
Q4 2017	10,846	$1,070	$95.48	$87.44 - $100.68
Q3 2017	10,795	$1,039	$87.99	$77.83 - $94.16
Q2 2017	10,735	$1,015	$89.32	$75.60 - $97.04
Q1 2017	10,701	$873	$81.07	$76.66 - $85.49
Q4 2016	10,835	$919	$76.11	$67.94 - $83.75
Q3 2016	10,830	$807	$76.71	$68.84 - $81.50
Q2 2016	14,066	$1,067	$70.21	$65.91 - $74.99
Q1 2016	12,930	$896	$57.94	$51.90 - $67.04
Q4 2015	20,900	$1,259	$57.81	$50.64 - $62.09
Q3 2015	20,787	$1,125	$55.88	$50.94 - $59.21