PFIZER INC

Ticker: PFE CUSIP: 717081103 Class: COM

PEAK6 LLC's Holding History (CIK: 0001389958)

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

Q4 2025

Shares 22,428 Value ($000) $558 Avg Close $25.03 Range $23.73 - $27.21

Q3 2025

Shares 16,883 Value ($000) $430 Avg Close $24.14 Range $22.71 - $25.66

Q2 2025

Shares 21,461 Value ($000) $520 Avg Close $22.35 Range $19.83 - $24.10

Q1 2025

Shares 18,655 Value ($000) $473 Avg Close $24.71 Range $23.33 - $25.82

Q4 2024

Shares 14,743 Value ($000) $391 Avg Close $25.12 Range $22.83 - $27.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,428	$558	$25.03	$23.73 - $27.21
Q3 2025	16,883	$430	$24.14	$22.71 - $25.66
Q2 2025	21,461	$520	$22.35	$19.83 - $24.10
Q1 2025	18,655	$473	$24.71	$23.33 - $25.82
Q4 2024	14,743	$391	$25.12	$22.83 - $27.94