DOSSIER · 13F-HR · Q1 2026

BERKSHIRE HATHAWAY INC

Warren Buffett's holding co. based in Omaha, NE — $263.1B in tracked AUM across 90 positions as of Q1 2026.

Warren Buffett·Omaha, NE·Holding Co.

CIK 0001067983 · last filed Mar 31, 2026

Total AUM

$263.1B

▲ 17.3%

vs prior

Holdings

—

positions

Whale Score

top tier

Activity

—

no data

changes this Q

Top sector

Tech

42% weight

concentration

AI Filing Summary · Q1 2026

BERKSHIRE HATHAWAY INC filed its latest 13F-HR for Q1 2026. AI analysis pending.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight

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