Conglomerate · CIK 0001067983

Warren Buffett

Berkshire Hathaway
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Warren Buffett runs Berkshire Hathaway, a conglomerate overseeing $274.16B in disclosed equity holdings (SEC CIK 0001067983). The latest portfolio (2025Q4) discloses 42 positions across 10 sectors, with the largest positions in AAPL, AXP and BAC. On a mark-to-market basis the tracked portfolio has returned 13.6% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Portfolio
$274.16B
Positions
42
Quarter
2025Q4
Filings tracked
40
1Y+13.6%3Y+80.9%5Y+79.0%Full performance →
Biggest winner since filing
AXPAMERICAN EXPRESS CO
+430.6%
+$40.08B
Biggest loser since filing
KHCKRAFT HEINZ CO
-71.2%
−$18.23B

Investment strategy

Warren Buffett is a mega-fund with a concentrated portfolio tilted toward financial services names. 40% of the disclosed equity book is in Financial Services.

Frequently asked questions
About Warren Buffett (Berkshire Hathaway) · AI-generated from public portfolio + bio data
Updated today
Who is Warren Buffett?
Warren Buffett is the chairman and CEO of Berkshire Hathaway, a conglomerate holding company that manages $270.4 billion in publicly traded equity investments. He is widely regarded as one of the most successful investors in history, known for his value investing philosophy and long-term approach to stock ownership.
How did Warren Buffett make his money?
Warren Buffett built his fortune through Berkshire Hathaway by acquiring undervalued companies and holding concentrated positions in high-quality businesses for decades. His wealth comes from both the appreciation of Berkshire's stock portfolio and the operating earnings of its wholly owned subsidiaries across insurance, energy, manufacturing, and retail sectors.
What stocks does Warren Buffett own?
Warren Buffett's largest holdings include AAPL (22.6%), AXP (20.5%), BAC (10.4%), KO (10.2%), and CVX (7.2%). His portfolio of 25 positions is heavily concentrated in financial services (38.4%) and technology (23.4%), with significant exposure to consumer defensive stocks and energy companies.
What is Warren Buffett's investing style?
Warren Buffett follows a value investing approach, buying shares of companies with strong competitive advantages, predictable earnings, and capable management teams. He maintains a highly concentrated portfolio with long holding periods, often keeping positions for decades, and focuses on businesses he can understand with durable economic moats.
How much money does Warren Buffett manage?
Berkshire Hathaway's public equity portfolio managed by Warren Buffett totaled $270.4 billion as of Q4 2025, spread across just 25 stock positions. This figure represents only the 13F-reportable securities and does not include Berkshire's wholly owned operating businesses or cash holdings.
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Holdings

10 sectors
42 positions
Top 3 = 53% of book · AAPL, AXP, BAC
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Performance

vs SPY
40 quarters tracked
Mark-to-market portfolio growth vs SPY benchmark, with AUM and concentration history.
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Options & derivatives

No options
Warren Buffett has no PUT or CALL positions disclosed for this quarter.
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Activity & trades

Quarter-by-quarter
Last move 2025Q4
NEW LLYVA — and 4 more recent moves.
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Recent transactions

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NEW
LIBERTY LIVE HOLDINGS INC
+4,986,588
~$81.50 · 2025Q4
2026-02-17
ADD
CHEVRON CORP NEW
+8,091,570
~$152.41 · 2025Q4
2026-02-17
TRIM
CONSTELLATION BRANDS INC
400,000
~$137.96 · 2025Q4
2026-02-17
TRIM
401,514
~$113.61 · 2025Q4
2026-02-17
ADD
DOMINOS PIZZA INC
+368,055
~$416.82 · 2025Q4
2026-02-17