Exited position

Warren Buffett’s Phillips 66 (PSX) position

Reported position history, portfolio importance and verified filing changes from public SEC disclosures.

Berkshire HathawayVerified through Q2 2026
Relationship snapshot

At a glance

The full verified relationship, including prior ownership episodes and exits where supported.

First reportedQ2 2012Earliest verified positive filing snapshot
Latest statusExited positionBased on the latest supported relationship state
Peak shares80.69MHighest verified quarter-end share count
Quarters reported31Verified quarters with shares above zero
What happened?

Berkshire Hathaway first reported Phillips 66 in Q2 2012. The reported position was increased and reduced across later filings. The latest verified relationship event shows that Berkshire Hathaway sold the entire position in Q1 2020, and the stock is no longer reported in the latest verified portfolio.

Verified SEC history

Position over time

See the same verified relationship through reported shares, portfolio weight or reported value.

Metric

Gaps indicate periods that cannot be safely connected or where a verified corporate action changes the raw share scale. Stock price, when available, is market context and not a transaction price.

Key filing events

What changed

Latest filing plus the most meaningful reported changes. Unchanged quarters are collapsed by default.

Q1 2020
Sold the entire position−227.44K shares · No shares reported at quarter-end
Q4 2019
Sold 95.6% of the position−4.96M shares · 227.44K shares remained
Filing context

Quarter-end price $111.41 · Estimated holding basis $76.40

Q3 2019
Sold 6.7% of the position−370.08K shares · 5.18M shares remained
Filing context

Quarter-end price $102.40 · Estimated holding basis $76.40

Q1 2019
Sold 53.3% of the position−6.34M shares · 5.55M shares remained
Filing context

Quarter-end price $95.17 · Estimated holding basis $76.40

Q4 2018
Sold 22.9% of the position−3.54M shares · 11.90M shares remained
Filing context

Quarter-end price $86.15 · Estimated holding basis $76.40

Q3 2018
Sold 55.6% of the position−19.30M shares · 15.43M shares remained
Filing context

Quarter-end price $112.72 · Estimated holding basis $76.40

13 unchanged quarters are collapsed by default.

Portfolio importance

How important was Phillips 66 in Berkshire Hathaway’s reported portfolio?

Relative importance is measured only within the verified primary non-option reported portfolio for each quarter.

Last reported portfolio weight0.0%Q4 2019
Last reported rank#48of 52 reported positions
Peak portfolio weight5.1%Q1 2016
Best historical rank#6Q3 2015
At peak importanceQ1 2016
PSX
5.1%
Largest holding
19.9%
Cross-investor discovery

Who else owns Phillips 66?

Also reported by 3 other tracked investors in their latest verified filings.

Ray DalioBridgewater Associates, LP
PSX0.1% of reported portfolio
Joel GreenblattGotham Asset Management
PSX0.0% of reported portfolio
Christopher BloomstranSemper Augustus Investments Group LLC
PSX0.0% of reported portfolio
Explore Phillips 66 across all tracked investors →
SEC evidence & methodology

SEC filing evidence

Market context and filing-derived values are kept separate from actual transaction prices, which 13F filings do not disclose.

Latest verified stock price$259.472026-09-11

Market context only; not an investor transaction price.

Latest verified investor filingQ2 2026 · filed 2026-08-14
Open SEC filing ↗

This tracker follows Berkshire Hathaway’s Form 13F disclosures. It is not Warren Buffett’s personal brokerage account, and 13F filings do not reveal exact trade dates or execution prices.