CoStar shares owned by Ardsley Advisory Partners
Quarter-by-quarter ownership of CoStar (CSGP) shares owned by Ardsley Advisory Partners
from 13F filings
Historical chart of Ardsley Advisory Partners investment in CoStar
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All positions including CoStar held by Ardsley Advisory Partners consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in CoStar by Ardsley Advisory Partners
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2026-06-30 | $1.4M | 50k | 28.32 |