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PSX · Phillips 66

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$242.20 -1.30 (-0.53%) At close · Aug 19
Market Cap
$96.18B
Shares
399.02M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 2,100
Total Value: $54,345,497,057
Total Shares: 321,511,513

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,100 13F filers · Δ vs Mar 31, 2026
Top Holder
10.6%
Sep 2023 → Jun 2026 · range 10.1% – 16.6%
+0.5 pts
Top 5
39.8%
Sep 2023 → Jun 2026 · range 39.2% – 44.8%
+0.3 pts
Top 10
53.1%
Sep 2023 → Jun 2026 · range 51.2% – 59.2%
−1.3 pts
HHI
389
Sep 2023 → Jun 2026 · range 389 – 551
Broadly held−4

Quarterly Activity

vs Mar 31, 2026
New
156
Increased
810
Decreased
735
Sold Out
195
Unchanged
399
Holder count: -39
Institutional value: -6.0%
Shares held: +1.2%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,150
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1534701 CUSIP 718546104 13F (30d) 1743 filings 1696 filers Visit website Investor relations