PHILLIPS 66

Ticker: PSX CUSIP: 718546104 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2025

Shares 1,513 Value ($000) $206 Avg Close $126.39 Range $115.93 - $141.15

Q2 2024

Shares 1,428 Value ($000) $202 Avg Close $139.62 Range $127.02 - $163.64

Q1 2024

Shares 1,428 Value ($000) $233 Avg Close $134.98 Range $118.18 - $153.96

Q4 2023

Shares 1,900 Value ($000) $253 Avg Close $111.04 Range $99.74 - $127.57

Q3 2023

Shares 1,939 Value ($000) $233 Avg Close $103.33 Range $86.60 - $115.77

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	1,513	$206	$126.39	$115.93 - $141.15
Q2 2024	1,428	$202	$139.62	$127.02 - $163.64
Q1 2024	1,428	$233	$134.98	$118.18 - $153.96
Q4 2023	1,900	$253	$111.04	$99.74 - $127.57
Q3 2023	1,939	$233	$103.33	$86.60 - $115.77