DOSSIER · 13F-HR · Q4 2025

BERKSHIRE HATHAWAY INC

Warren Buffett's holding co. based in Omaha, NE — $274.2B in tracked AUM across 110 positions as of Q4 2025.

Warren Buffett·Omaha, NE·Holding Co.

CIK 0001067983 · last filed Dec 31, 2025

Total AUM

$274.2B

▲ 17.3%

vs prior

Holdings

110

—

positions

Whale Score

top tier

Activity

—

no data

changes this Q

Top sector

Tech

42% weight

concentration

AI Filing Summary · Q4 2025

BERKSHIRE HATHAWAY INC filed its latest 13F-HR for Q4 2025. AI analysis pending.

Quarter at a glance — Q4 2025

Position-change comparison pending.

No quarter-over-quarter changes available.

By portfolio weight as of Q4 2025.

#HoldingValueSharesWeight

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