CoStar shares owned by Ostrum Asset Management
Quarter-by-quarter ownership of CoStar (CSGP) shares owned by Ostrum Asset Management
from 13F filings
Historical chart of Ostrum Asset Management investment in CoStar
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Quarterly reported holdings in CoStar by Ostrum Asset Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $528k | 6.3k | 84.37 |
| 2025-06-30 | $519k | 6.5k | 80.40 |
| 2025-03-31 | $632k | 8.0k | 79.23 |
| 2024-12-31 | $1.8M | 25k | 71.59 |
| 2024-09-30 | $492k | 6.5k | 75.44 |
| 2024-06-30 | $871k | 12k | 74.14 |
| 2024-03-31 | $1.7M | 17k | 96.60 |
| 2023-09-30 | $1.1M | 14k | 76.89 |
| 2023-06-30 | $594k | 6.7k | 89.00 |
| 2023-03-31 | $459k | 6.7k | 68.85 |