Held by 6 tracked superinvestors.
See PSX insider (officer/director) trading →Bill Nygren
Oakmark Funds · as of 2026-06-30
$297,171,474
1,757,891 shares
Torray Funds
Torray Funds · as of 2026-06-30
$19,913,245
117,795 shares
Tweedy Browne
Tweedy Browne · as of 2026-06-30
$2,076,272
12,282 shares
Mairs & Power Funds
Mairs & Power Funds · as of 2026-06-30
$1,107,954
6,554 shares
Dodge & Cox Funds
Dodge & Cox Funds · as of 2026-06-30
$439,530
2,600 shares
Christopher Bloomstran
Semper Augustus · as of 2026-06-30
$248,842
1,472 shares
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