Institutional
Tsai Capital Corp
CIK 0001574850
$134.4M
Reported AUM
19
Positions
Q1 2026
Period
2026-05-14
Filed
The Brief · Tsai Capital Corp · Q1 2026
AI · grounded in 13F
Tsai Capital Corp established a new position in CoStar Group Inc CSGP worth $9.1M. The fund closed its positions in Markel Group Inc MKL and Costco Whsl Corp COST, reducing holdings by $7.6M and $4.1M respectively. Additionally, the fund increased its stake in Berkshire Hathaway Inc Del BRK/B by 36.6% and opened a new position in iShares TR SGOV valued at $571,749.
Portfolio · Q1 2026
Top holdings
QoQ vs Q4 2025
| # | Stock | Issuer | Price | Day % | 1Y Gr. | 5Y Gr. | Value | % of book | Δ shares (QoQ) | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | TSLA | TESLA INC | $391.00 | -6.56% | 32.48% | 70.69% | $26.3M | 19.54% | +675 | +1.0% |
| 2 | QXO | QXO INC | $15.76 | -2.90% | -17.05% | -71.03% | $25.3M | 18.82% | −34,311 | −2.6% |
| 3 | AAPL | APPLE INC | $307.34 | -1.25% | 51.31% | 116.17% | $12.4M | 9.23% | +1,091 | +2.3% |
| 4 | AMZN | AMAZON COM INC | $246.03 | -3.06% | 15.20% | 47.87% | $10.3M | 7.66% | +2,071 | +4.4% |
| 5 | BN | BROOKFIELD CORP | $44.60 | -1.00% | 14.26% | 59.83% | $10.0M | 7.47% | +7,239 | +3.0% |
| 6 | CSGP | COSTAR GROUP INC | $33.89 | 0.68% | -56.84% | -61.86% | $9.1M | 6.81% | +226,726 | NEW |
| 7 | BRK/B | BERKSHIRE HATHAWAY INC DEL | — | — | — | — | $6.6M | 4.93% | +3,702 | +36.6% |
| 8 | META | META PLATFORMS INC | $593.00 | -5.51% | -14.74% | 67.74% | $5.3M | 3.94% | +163 | +1.8% |
| 9 | GOOG | ALPHABET INC | $365.76 | -0.95% | 109.82% | 172.71% | $4.6M | 3.45% | +323 | +2.0% |
| 10 | NVDA | NVIDIA CORPORATION | $205.10 | -6.20% | 44.92% | 955.49% | $4.4M | 3.27% | +647 | +2.6% |
| 11 | MSCI | MSCI INC | $615.46 | -0.55% | 9.75% | 9.15% | $3.9M | 2.93% | +304 | +4.3% |
| 12 | MSFT | MICROSOFT CORP | $416.67 | -2.66% | -10.71% | 52.39% | $3.7M | 2.76% | +309 | +3.2% |
| 13 | V | VISA INC | $323.57 | 1.06% | -11.91% | 36.33% | $3.1M | 2.32% | +357 | +3.6% |
| 14 | MA | MASTERCARD INCORPORATED | $491.08 | 1.93% | -16.29% | 31.00% | $3.0M | 2.24% | +240 | +4.2% |
| 15 | IDXX | IDEXX LABS INC | $562.16 | -0.46% | 7.10% | -17.15% | $2.7M | 2.00% | +104 | +2.2% |
| 16 | TYL | TYLER TECHNOLOGIES INC | $312.07 | 1.27% | -45.84% | -36.65% | $2.4M | 1.77% | +909 | +15.1% |
| 17 | SGOV | ISHARES TR | $100.45 | 0.03% | 4.31% | 19.02% | $572K | 0.43% | +5,680 | NEW |
| 18 | MCD | MCDONALDS CORP | $279.84 | 2.61% | -6.22% | 29.33% | $446K | 0.33% | — | HELD |
| 19 | SPY | STATE STRT SPDR S&P ETF T | $737.55 | -2.58% | 24.51% | 79.50% | $153K | 0.11% | — | HELD |
| 20 | MKL | MARKEL GROUP INC | $1818.67 | 2.27% | -7.38% | 50.78% | — | — | −3,520 | EXITED |
| 21 | COST | COSTCO WHSL CORP | $971.87 | -0.05% | -3.70% | 138.72% | — | — | −4,717 | EXITED |
| 22 | JNJ | JOHNSON & JOHNSON | $232.77 | 2.02% | 53.90% | 55.59% | — | — | −1,788 | EXITED |
Source: SEC EDGAR · accession 0001104659-26-060992. 13F discloses long positions only — shorts, foreign equities, and options are excluded.