account_balance
Investment manager · 13F filer · SEC CIK 928400
Elkhorn Partners Limited Partnership
Reported value$115Mas of Sep 30, 2026
Positions49 3 new, 4 sold out
Top 10 weight94.0%Berkshire Hathaway Inc alone is 33%
FiledNov 1344 days after quarter end
Portfolio · as of Sep 30, 2026
Where the money is
New or addedTrimmedHeld
Berkshire Hathaway Inc
32.5%
BRK-BBerkshire Hathaway Inc
23.6%
WTMWhite Mountains Insurance Group Ltd
21.1%Trimmed −2%
GOOGLAlphabet Inc.
4.7%
GOOGAlphabet Inc.
4.3%
AAPLApple Inc.
3.3%Trimmed −3%
CDZICadiz Inc
2.3%
BA0.9%TIP0.8%
KMBCMECBerkshire Hathaway Inc
BRK-BBerkshire Hathaway Inc
23.6%
WTMWhite Mountains Insurance Group Ltd
21.1%Trimmed −2%
GOOGL4.7%GOOG4.3%AAPLCDZIBATIP
Boxes show the top 12 stocks, sized against each other. The bar above shows how much of the fund they are. 13F only covers US-listed stocks, so foreign holdings and short positions are missing.
Show the top 12 as a list
Berkshire Hathaway Inc 32.5% Held
BRK-B Berkshire Hathaway Inc 23.6% HeldWTM White Mountains Insurance Group Ltd 21.1% Trimmed −2%GOOGL Alphabet Inc. 4.7% HeldGOOG Alphabet Inc. 4.3% HeldAAPL Apple Inc. 3.3% Trimmed −3%CDZI Cadiz Inc 2.3% HeldBA Boeing Co 0.9% Added +8%TIP iShares Tr Tips Bd 0.8% New
KMB Kimberly Clark Corp 0.7% Trimmed −5%CME CME Group Inc. 0.7% Trimmed −33%C Citigroup Inc 0.7% HeldWhat changed
Biggest moves since Jun 30, 2026
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