Stock ownership
COSTAR GROUP INC
- Ticker
- CSGP
- CUSIP
- 22160N109
- Held by
- 4 funds
- Combined value
- $992,280,263
+% bought more, −% sold down — each fund's last-quarter move (change in share count).
| Fund | Quarter | Last quarter | Value | % of fund |
|---|---|---|---|---|
| Polen Capital Management position history | Q1 2026 | +157% | $507,088,654 | 3.51% |
| Akre Capital Management position history | Q1 2026 | +8% | $417,449,333 | 6.83% |
| Tiger Global Management position history | Q1 2026 | −34% | $60,510,000 | 0.26% |
| Tudor Investment Corp position history | Q1 2026 | −13% | $7,232,276 | 0.04% |