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WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC

Position in PSX — Phillips 66

CIK 1644956 CHICAGO, IL

Position in PSX

as of Mar 31, 2026 · filed May 8, 2026
Position Value
$231,368
+$25,570 QoQ
Shares Held
1,270
-16.1% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2023
6 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in PSX Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Refining & Marketing

Energy · as of Mar 31, 2026

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC holds $32,937,450 across 2 Oil & Gas Refining & Marketing names. PSX ranks #2 (0.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 PSX
Phillips 66
This page
1,270 $231,368

All Filings in PSX

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6 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $231,368 1,270
2025-09-30 $205,798 1,513
2024-06-30 $201,590 1,428
2024-03-31 $233,249 1,428
2023-12-31 $252,966 1,900
2023-09-30 $232,970 1,939