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BRK/A · Unknown

Berkshire Hathaway Inc Del

USA Unknown Filing: 2026-03-31
26/100
Smart-money confidence1 of 3 sources positive
Weak — few signals

No standout activity across the feeds we track.

Hedge funds
34
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Who's behind the signal
Every informed buyer we can see on BRK/A, across all three feeds.
Hedge funds · 6
Tweedy Browne Unchanged
Markel Group (Tom Gayner) Unchanged
Davis Selected Advisers Decreased −2%
Gotham Asset Mgmt (Greenblatt) Unchanged
Millennium Management (Englander) Decreased −34%
AQR Capital Management Decreased −6%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. BERKSHIRE HATHAWAY INC DEL isn't in the top-10 model right now, but 6 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
6
Investors
0
New positions
0
Increasing
3
Decreasing
3
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Tweedy Browne
Trust weight: 1.2×
Unchanged
% of portfolio
8.2%
Position change
—
8.2% of Tweedy Browne's portfolio
Markel Group (Tom Gayner)
Trust weight: 1.4×
Unchanged
% of portfolio
6.3%
Position change
—
6.3% of Markel Group's portfolio
Davis Selected Advisers
Trust weight: 1.1×
Decreased −2%
% of portfolio
3.0%
Position change
−2%
3.0% of Davis Selected Advisers's portfolio
Gotham Asset Mgmt (Greenblatt)
Trust weight: 1.1×
Unchanged
% of portfolio
0.0%
Position change
—
0.0% of Gotham Asset Mgmt's portfolio
Millennium Management (Englander)
Trust weight: 1.0×
Decreased −34%
% of portfolio
0.0%
Position change
−34%
0.0% of Millennium Management's portfolio
AQR Capital Management
Trust weight: 1.0×
Decreased −6%
% of portfolio
0.0%
Position change
−6%
0.0% of AQR Capital Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to BERKSHIRE HATHAWAY INC DEL
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell BERKSHIRE HATHAWAY INC DEL or any security.

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