13F

Investor

Tsai Capital Corp

CIK 0001574850 · filed 2026-05-14 · SEC filing

13F book

$134.4M

Positions

19

2 new · 3 sold

Largest name

19.5%

Tesla, Inc. · TSLA

Est. mark

−$13.7M

Price effect on 17 names still held. Flow $1.25M.
NameTickerSharesValueWeightEst. markChange
Tesla, Inc.TSLA70.6K$26.3M19.5%−$5.46MAdded−$5.2M
Qxo Inc1.3M$25.3M18.8%$169.3KCut−$492.5K
Apple Inc.AAPL48.9K$12.4M9.2%−$863.6KAdded−$586.7K
Amazon Com IncAMZN49.4K$10.3M7.7%−$1.07MAdded−$636.4K
Brookfield Corp248.1K$10M7.5%−$1.31MAdded−$1.01M
Costar Group, Inc.CSGP226.7K$9.15M6.8%New
Berkshire Hathaway Inc Del13.8K$6.62M4.9%−$237.2KAdded$1.54M
Meta Platforms, Inc.META9.27K$5.3M3.9%−$800.8KAdded−$707.5K
Alphabet Inc16.2K$4.63M3.4%−$426.6KAdded−$333.9K
Nvidia CorpNVDA25.2K$4.39M3.3%−$296.6KAdded−$183.8K
MSCI Inc.MSCI7.3K$3.93M2.9%−$242.8KAdded−$79K
Microsoft CorpMSFT10K$3.72M2.8%−$1.1MAdded−$989.3K
Visa Inc.V10.3K$3.12M2.3%−$482.8KAdded−$374.9K
Mastercard IncMA6.02K$3.01M2.2%−$411.6KAdded−$291.7K
Idexx Labs Inc4.78K$2.69M2.0%−$536.3KAdded−$477.8K
Tyler Technologies IncTYL6.94K$2.38M1.8%−$673.2KAdded−$362K
Ishares 0-3 Month5.68K$571.7K0.4%New
Mcdonalds CorpMCD1.44K$446K0.3%$7.41KHeld
Spdr S&P 500 Etf Tr235$152.8K0.1%−$7.42KHeld

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.