Ownership history in Tsai Capital Corp · 18 quarters on record
This page tracks every 13F SEC filing in which Tsai Capital Corp reported a position in COSTAR GROUP INC (CSGP). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | ADDED | 58,899 | +316 | +0.5% | 3.47% | $5.0M | $84.37 |
| 2025 Q2 | REDUCED | 58,583 | -11,044 | -15.9% | 3.45% | $4.7M | $80.40 |
| 2025 Q1 | ADDED | 69,627 | +8,569 | +14.0% | 4.54% | $5.5M | $79.23 |
| 2024 Q4 | ADDED | 61,058 | +136 | +0.2% | 3.18% | $4.4M | $71.59 |
| 2024 Q3 | ADDED | 60,922 | +19,727 | +47.9% | 3.74% | $4.6M | $75.44 |
| 2024 Q2 | ADDED | 41,195 | +987 | +2.5% | 3.01% | $3.1M | $74.14 |
| 2024 Q1 | ADDED | 40,208 | +1,813 | +4.7% | 4.00% | $3.9M | $96.60 |
| 2023 Q4 | REDUCED | 38,395 | -821 | -2.1% | 3.08% | $3.4M | $87.39 |
| 2023 Q3 | UNCHANGED | 39,216 | — | 0% | 2.88% | $3.0M | $76.89 |
| 2023 Q2 | ADDED | 39,216 | +1,537 | +4.1% | 3.17% | $3.5M | $89.00 |
As of 2025 Q4 — sorted by position size