PFIZER INC

Ticker: PFE CUSIP: 717081103 Class: COM

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025

Shares 209,603 Value ($000) $5,219 Avg Close $25.03 Range $23.73 - $27.21

Q3 2025

Shares 189,248 Value ($000) $4,822 Avg Close $24.14 Range $22.71 - $25.66

Q2 2025

Shares 185,373 Value ($000) $4,493 Avg Close $22.35 Range $19.83 - $24.10

Q1 2025

Shares 161,561 Value ($000) $4,094 Avg Close $24.71 Range $23.33 - $25.82

Q4 2024

Shares 177,073 Value ($000) $4,698 Avg Close $25.12 Range $22.83 - $27.94

Q3 2024

Shares 210,927 Value ($000) $6,104 Avg Close $26.68 Range $24.72 - $28.96

Q2 2024

Shares 204,695 Value ($000) $5,727 Avg Close $24.77 Range $22.48 - $26.92

Q1 2024

Shares 210,606 Value ($000) $5,844 Avg Close $24.65 Range $22.84 - $26.61

Q4 2023

Shares 204,870 Value ($000) $5,898 Avg Close $26.40 Range $22.64 - $29.58

Q3 2023

Shares 233,204 Value ($000) $7,735 Avg Close $30.57 Range $27.55 - $32.42

Q2 2023

Shares 228,538 Value ($000) $8,383 Avg Close $33.22 Range $30.67 - $35.82

Q1 2023

Shares 229,574 Value ($000) $9,367 Avg Close $36.55 Range $33.28 - $43.38

Q4 2022

Shares 229,111 Value ($000) $11,740 Avg Close $40.19 Range $34.55 - $46.18

Q3 2022

Shares 259,361 Value ($000) $11,350 Avg Close $40.41 Range $36.27 - $44.60

Q2 2022

Shares 271,210 Value ($000) $14,220 Avg Close $42.00 Range $38.28 - $46.21

Q1 2022

Shares 263,804 Value ($000) $13,657 Avg Close $42.47 Range $37.25 - $47.67

Q4 2021

Shares 268,974 Value ($000) $15,883 Avg Close $40.23 Range $33.04 - $50.25

Q3 2021

Shares 255,931 Value ($000) $11,008 Avg Close $35.67 Range $31.14 - $41.86

Q2 2021

Shares 273,674 Value ($000) $10,717 Avg Close $30.99 Range $28.33 - $32.57

Q1 2021

Shares 278,263 Value ($000) $10,081 Avg Close $28.04 Range $26.42 - $29.64

Q4 2020

Shares 338,088 Value ($000) $12,445 Avg Close $28.63 Range $25.46 - $33.76

Q3 2020

Shares 328,490 Value ($000) $12,056 Avg Close $27.11 Range $24.12 - $28.77

Q2 2020

Shares 330,306 Value ($000) $10,801 Avg Close $25.99 Range $22.75 - $28.30

Q1 2020

Shares 321,834 Value ($000) $10,505 Avg Close $25.83 Range $20.12 - $29.26

Q4 2019

Shares 351,121 Value ($000) $13,757 Avg Close $26.71 Range $24.48 - $28.30

Q3 2019

Shares 343,928 Value ($000) $12,357 Avg Close $27.02 Range $24.03 - $31.23

Q2 2019

Shares 297,098 Value ($000) $12,870 Avg Close $29.22 Range $26.69 - $31.04

Q1 2019

Shares 283,431 Value ($000) $12,037 Avg Close $29.24 Range $27.18 - $30.42

Q4 2018

Shares 287,789 Value ($000) $12,562 Avg Close $30.03 Range $27.84 - $32.00

Q3 2018

Shares 288,975 Value ($000) $12,735 Avg Close $27.65 Range $24.39 - $30.38

Q2 2018

Shares 288,737 Value ($000) $10,475 Avg Close $24.30 Range $23.06 - $25.01

Q1 2018

Shares 290,537 Value ($000) $10,311 Avg Close $24.24 Range $22.28 - $26.22

Q4 2017

Shares 307,124 Value ($000) $11,124 Avg Close $23.80 Range $22.47 - $24.83

Q3 2017

Shares 316,908 Value ($000) $11,314 Avg Close $22.25 Range $21.30 - $23.86

Q2 2017

Shares 327,689 Value ($000) $11,007 Avg Close $21.60 Range $20.67 - $22.50

Q1 2017

Shares 342,931 Value ($000) $11,732 Avg Close $21.41 Range $19.77 - $22.46

Q4 2016

Shares 357,161 Value ($000) $11,601 Avg Close $20.50 Range $18.90 - $21.64

Q3 2016

Shares 352,505 Value ($000) $11,939 Avg Close $22.26 Range $21.09 - $23.49

Q2 2016

Shares 354,856 Value ($000) $12,494 Avg Close $21.05 Range $18.31 - $22.30

Q1 2016

Shares 372,473 Value ($000) $11,040 Avg Close $18.68 Range $17.59 - $19.87

Q4 2015

Shares 372,669 Value ($000) $12,030 Avg Close $20.38 Range $19.02 - $22.06

Q3 2015

Shares 388,927 Value ($000) $12,216 Avg Close $20.60 Range $17.41 - $22.12

Q2 2015

Shares 406,032 Value ($000) $13,614 Avg Close $20.78 Range $20.15 - $21.38

Q1 2015

Shares 418,183 Value ($000) $14,549 Avg Close $20.10 Range $18.50 - $21.33

Q4 2014

Shares 410,671 Value ($000) $12,792 Avg Close $17.97 Range $16.27 - $19.76

Q3 2014

Shares 417,172 Value ($000) $12,336 Avg Close $17.45 Range $16.48 - $18.35

Q2 2014

Shares 437,614 Value ($000) $12,988 Avg Close $17.55 Range $16.87 - $18.99

Q1 2014

Shares 450,077 Value ($000) $14,456 Avg Close $18.20 Range $17.09 - $19.15

Q4 2013

Shares 467,146 Value ($000) $14,309 Avg Close $17.62 Range $16.02 - $18.73

Q3 2013

Shares 461,532 Value ($000) $13,258 Avg Close $16.36 Range $15.50 - $17.26

Q2 2013

Shares 520,623 Value ($000) $14,583 Avg Close $16.46 Range $15.38 - $17.52

Q1 2013

Shares 477,821 Value ($000) $13,790 Avg Close $15.34 Range $14.12 - $16.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	209,603	$5,219	$25.03	$23.73 - $27.21
Q3 2025	189,248	$4,822	$24.14	$22.71 - $25.66
Q2 2025	185,373	$4,493	$22.35	$19.83 - $24.10
Q1 2025	161,561	$4,094	$24.71	$23.33 - $25.82
Q4 2024	177,073	$4,698	$25.12	$22.83 - $27.94
Q3 2024	210,927	$6,104	$26.68	$24.72 - $28.96
Q2 2024	204,695	$5,727	$24.77	$22.48 - $26.92
Q1 2024	210,606	$5,844	$24.65	$22.84 - $26.61
Q4 2023	204,870	$5,898	$26.40	$22.64 - $29.58
Q3 2023	233,204	$7,735	$30.57	$27.55 - $32.42
Q2 2023	228,538	$8,383	$33.22	$30.67 - $35.82
Q1 2023	229,574	$9,367	$36.55	$33.28 - $43.38
Q4 2022	229,111	$11,740	$40.19	$34.55 - $46.18
Q3 2022	259,361	$11,350	$40.41	$36.27 - $44.60
Q2 2022	271,210	$14,220	$42.00	$38.28 - $46.21
Q1 2022	263,804	$13,657	$42.47	$37.25 - $47.67
Q4 2021	268,974	$15,883	$40.23	$33.04 - $50.25
Q3 2021	255,931	$11,008	$35.67	$31.14 - $41.86
Q2 2021	273,674	$10,717	$30.99	$28.33 - $32.57
Q1 2021	278,263	$10,081	$28.04	$26.42 - $29.64
Q4 2020	338,088	$12,445	$28.63	$25.46 - $33.76
Q3 2020	328,490	$12,056	$27.11	$24.12 - $28.77
Q2 2020	330,306	$10,801	$25.99	$22.75 - $28.30
Q1 2020	321,834	$10,505	$25.83	$20.12 - $29.26
Q4 2019	351,121	$13,757	$26.71	$24.48 - $28.30
Q3 2019	343,928	$12,357	$27.02	$24.03 - $31.23
Q2 2019	297,098	$12,870	$29.22	$26.69 - $31.04
Q1 2019	283,431	$12,037	$29.24	$27.18 - $30.42
Q4 2018	287,789	$12,562	$30.03	$27.84 - $32.00
Q3 2018	288,975	$12,735	$27.65	$24.39 - $30.38
Q2 2018	288,737	$10,475	$24.30	$23.06 - $25.01
Q1 2018	290,537	$10,311	$24.24	$22.28 - $26.22
Q4 2017	307,124	$11,124	$23.80	$22.47 - $24.83
Q3 2017	316,908	$11,314	$22.25	$21.30 - $23.86
Q2 2017	327,689	$11,007	$21.60	$20.67 - $22.50
Q1 2017	342,931	$11,732	$21.41	$19.77 - $22.46
Q4 2016	357,161	$11,601	$20.50	$18.90 - $21.64
Q3 2016	352,505	$11,939	$22.26	$21.09 - $23.49
Q2 2016	354,856	$12,494	$21.05	$18.31 - $22.30
Q1 2016	372,473	$11,040	$18.68	$17.59 - $19.87
Q4 2015	372,669	$12,030	$20.38	$19.02 - $22.06
Q3 2015	388,927	$12,216	$20.60	$17.41 - $22.12
Q2 2015	406,032	$13,614	$20.78	$20.15 - $21.38
Q1 2015	418,183	$14,549	$20.10	$18.50 - $21.33
Q4 2014	410,671	$12,792	$17.97	$16.27 - $19.76
Q3 2014	417,172	$12,336	$17.45	$16.48 - $18.35
Q2 2014	437,614	$12,988	$17.55	$16.87 - $18.99
Q1 2014	450,077	$14,456	$18.20	$17.09 - $19.15
Q4 2013	467,146	$14,309	$17.62	$16.02 - $18.73
Q3 2013	461,532	$13,258	$16.36	$15.50 - $17.26
Q2 2013	520,623	$14,583	$16.46	$15.38 - $17.52
Q1 2013	477,821	$13,790	$15.34	$14.12 - $16.26