PFIZER INC

Ticker: PFE CUSIP: 717081103 Class: COM

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

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

Q4 2025

Shares 1,322,528 Value ($000) $32,931 Avg Close $25.03 Range $23.73 - $27.21

Q3 2025

Shares 1,365,308 Value ($000) $34,788 Avg Close $24.14 Range $22.71 - $25.66

Q2 2025

Shares 1,394,368 Value ($000) $33,799 Avg Close $22.35 Range $19.83 - $24.10

Q1 2025

Shares 1,295,968 Value ($000) $32,840 Avg Close $24.71 Range $23.33 - $25.82

Q4 2024

Shares 1,204,972 Value ($000) $31,968 Avg Close $25.12 Range $22.83 - $27.94

Q3 2024

Shares 1,233,585 Value ($000) $35,700 Avg Close $26.68 Range $24.72 - $28.96

Q2 2024

Shares 1,244,672 Value ($000) $34,826 Avg Close $24.77 Range $22.48 - $26.92

Q1 2024

Shares 1,239,553 Value ($000) $34,398 Avg Close $24.65 Range $22.84 - $26.61

Q4 2023

Shares 1,236,491 Value ($000) $35,599 Avg Close $26.40 Range $22.64 - $29.58

Q3 2023

Shares 1,135,221 Value ($000) $37,655 Avg Close $30.57 Range $27.55 - $32.42

Q2 2023

Shares 984,560 Value ($000) $36,114 Avg Close $33.22 Range $30.67 - $35.82

Q1 2023

Shares 951,596 Value ($000) $38,825 Avg Close $36.55 Range $33.28 - $43.38

Q4 2022

Shares 948,841 Value ($000) $49 Avg Close $40.19 Range $34.55 - $46.18

Q3 2022

Shares 820,915 Value ($000) $35,923 Avg Close $40.41 Range $36.27 - $44.60

Q2 2022

Shares 816,946 Value ($000) $42,832 Avg Close $42.00 Range $38.28 - $46.21

Q1 2022

Shares 751,016 Value ($000) $38,880 Avg Close $42.47 Range $37.25 - $47.67

Q4 2021

Shares 704,514 Value ($000) $41,602 Avg Close $40.23 Range $33.04 - $50.25

Q3 2021

Shares 702,613 Value ($000) $30,219 Avg Close $35.67 Range $31.14 - $41.86

Q2 2021

Shares 701,330 Value ($000) $27,464 Avg Close $30.99 Range $28.33 - $32.57

Q1 2021

Shares 697,580 Value ($000) $25,273 Avg Close $28.04 Range $26.42 - $29.64

Q4 2020

Shares 694,532 Value ($000) $25,566 Avg Close $28.63 Range $25.46 - $33.76

Q3 2020

Shares 514,870 Value ($000) $18,896 Avg Close $27.11 Range $24.12 - $28.77

Q2 2020

Shares 317,631 Value ($000) $10,387 Avg Close $25.99 Range $22.75 - $28.30

Q1 2020

Shares 353,563 Value ($000) $11,540 Avg Close $25.83 Range $20.12 - $29.26

Q4 2019

Shares 356,378 Value ($000) $13,963 Avg Close $26.71 Range $24.48 - $28.30

Q3 2019

Shares 354,428 Value ($000) $12,735 Avg Close $27.02 Range $24.03 - $31.23

Q2 2019

Shares 325,928 Value ($000) $14,119 Avg Close $29.22 Range $26.69 - $31.04

Q1 2019

Shares 324,571 Value ($000) $13,785 Avg Close $29.24 Range $27.18 - $30.42

Q4 2018

Shares 315,348 Value ($000) $13,765 Avg Close $30.03 Range $27.84 - $32.00

Q3 2018

Shares 481,051 Value ($000) $21,200 Avg Close $27.65 Range $24.39 - $30.38

Q2 2018

Shares 612,342 Value ($000) $22,216 Avg Close $24.30 Range $23.06 - $25.01

Q1 2018

Shares 532,670 Value ($000) $18,904 Avg Close $24.24 Range $22.28 - $26.22

Q4 2017

Shares 533,173 Value ($000) $19,312 Avg Close $23.80 Range $22.47 - $24.83

Q3 2017

Shares 485,345 Value ($000) $17,327 Avg Close $22.25 Range $21.30 - $23.86

Q2 2017

Shares 443,372 Value ($000) $14,893 Avg Close $21.60 Range $20.67 - $22.50

Q1 2017

Shares 441,501 Value ($000) $15,104 Avg Close $21.41 Range $19.77 - $22.46

Q4 2016

Shares 347,868 Value ($000) $11,299 Avg Close $20.50 Range $18.90 - $21.64

Q3 2016

Shares 346,429 Value ($000) $11,734 Avg Close $22.26 Range $21.09 - $23.49

Q2 2016

Shares 485,598 Value ($000) $17,098 Avg Close $21.05 Range $18.31 - $22.30

Q1 2016

Shares 335,822 Value ($000) $9,954 Avg Close $18.68 Range $17.59 - $19.87

Q4 2015

Shares 290,316 Value ($000) $9,371 Avg Close $20.38 Range $19.02 - $22.06

Q3 2015

Shares 396,253 Value ($000) $12,446 Avg Close $20.60 Range $17.41 - $22.12

Q2 2015

Shares 691,465 Value ($000) $23,185 Avg Close $20.78 Range $20.15 - $21.38

Q1 2015

Shares 703,104 Value ($000) $24,461 Avg Close $20.10 Range $18.50 - $21.33

Q4 2014

Shares 1,149,629 Value ($000) $35,811 Avg Close $17.97 Range $16.27 - $19.76

Q3 2014

Shares 1,162,900 Value ($000) $34,387 Avg Close $17.45 Range $16.48 - $18.35

Q2 2014

Shares 1,168,280 Value ($000) $34,675 Avg Close $17.55 Range $16.87 - $18.99

Q1 2014

Shares 1,222,907 Value ($000) $39,280 Avg Close $18.20 Range $17.09 - $19.15

Q4 2013

Shares 1,237,029 Value ($000) $37,890 Avg Close $17.62 Range $16.02 - $18.73

Q3 2013

Shares 1,352,058 Value ($000) $38,838 Avg Close $16.36 Range $15.50 - $17.26

Q2 2013

Shares 1,334,680 Value ($000) $37,384 Avg Close $16.46 Range $15.38 - $17.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,322,528	$32,931	$25.03	$23.73 - $27.21
Q3 2025	1,365,308	$34,788	$24.14	$22.71 - $25.66
Q2 2025	1,394,368	$33,799	$22.35	$19.83 - $24.10
Q1 2025	1,295,968	$32,840	$24.71	$23.33 - $25.82
Q4 2024	1,204,972	$31,968	$25.12	$22.83 - $27.94
Q3 2024	1,233,585	$35,700	$26.68	$24.72 - $28.96
Q2 2024	1,244,672	$34,826	$24.77	$22.48 - $26.92
Q1 2024	1,239,553	$34,398	$24.65	$22.84 - $26.61
Q4 2023	1,236,491	$35,599	$26.40	$22.64 - $29.58
Q3 2023	1,135,221	$37,655	$30.57	$27.55 - $32.42
Q2 2023	984,560	$36,114	$33.22	$30.67 - $35.82
Q1 2023	951,596	$38,825	$36.55	$33.28 - $43.38
Q4 2022	948,841	$49	$40.19	$34.55 - $46.18
Q3 2022	820,915	$35,923	$40.41	$36.27 - $44.60
Q2 2022	816,946	$42,832	$42.00	$38.28 - $46.21
Q1 2022	751,016	$38,880	$42.47	$37.25 - $47.67
Q4 2021	704,514	$41,602	$40.23	$33.04 - $50.25
Q3 2021	702,613	$30,219	$35.67	$31.14 - $41.86
Q2 2021	701,330	$27,464	$30.99	$28.33 - $32.57
Q1 2021	697,580	$25,273	$28.04	$26.42 - $29.64
Q4 2020	694,532	$25,566	$28.63	$25.46 - $33.76
Q3 2020	514,870	$18,896	$27.11	$24.12 - $28.77
Q2 2020	317,631	$10,387	$25.99	$22.75 - $28.30
Q1 2020	353,563	$11,540	$25.83	$20.12 - $29.26
Q4 2019	356,378	$13,963	$26.71	$24.48 - $28.30
Q3 2019	354,428	$12,735	$27.02	$24.03 - $31.23
Q2 2019	325,928	$14,119	$29.22	$26.69 - $31.04
Q1 2019	324,571	$13,785	$29.24	$27.18 - $30.42
Q4 2018	315,348	$13,765	$30.03	$27.84 - $32.00
Q3 2018	481,051	$21,200	$27.65	$24.39 - $30.38
Q2 2018	612,342	$22,216	$24.30	$23.06 - $25.01
Q1 2018	532,670	$18,904	$24.24	$22.28 - $26.22
Q4 2017	533,173	$19,312	$23.80	$22.47 - $24.83
Q3 2017	485,345	$17,327	$22.25	$21.30 - $23.86
Q2 2017	443,372	$14,893	$21.60	$20.67 - $22.50
Q1 2017	441,501	$15,104	$21.41	$19.77 - $22.46
Q4 2016	347,868	$11,299	$20.50	$18.90 - $21.64
Q3 2016	346,429	$11,734	$22.26	$21.09 - $23.49
Q2 2016	485,598	$17,098	$21.05	$18.31 - $22.30
Q1 2016	335,822	$9,954	$18.68	$17.59 - $19.87
Q4 2015	290,316	$9,371	$20.38	$19.02 - $22.06
Q3 2015	396,253	$12,446	$20.60	$17.41 - $22.12
Q2 2015	691,465	$23,185	$20.78	$20.15 - $21.38
Q1 2015	703,104	$24,461	$20.10	$18.50 - $21.33
Q4 2014	1,149,629	$35,811	$17.97	$16.27 - $19.76
Q3 2014	1,162,900	$34,387	$17.45	$16.48 - $18.35
Q2 2014	1,168,280	$34,675	$17.55	$16.87 - $18.99
Q1 2014	1,222,907	$39,280	$18.20	$17.09 - $19.15
Q4 2013	1,237,029	$37,890	$17.62	$16.02 - $18.73
Q3 2013	1,352,058	$38,838	$16.36	$15.50 - $17.26
Q2 2013	1,334,680	$37,384	$16.46	$15.38 - $17.52