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CoStar shares owned by Postrock Partners

Quarter-by-quarter ownership of CoStar (CSGP) shares owned by Postrock Partners from 13F filings

Historical chart of Postrock Partners investment in CoStar

Tip: Access up to 7 years of quarterly data

All positions including CoStar held by Postrock Partners consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in CoStar by Postrock Partners

Quarter filed Position value Share count Share price at filing
2025-09-30 $965k 11k 84.37
2025-06-30 $920k 11k 80.40
2025-03-31 $906k 11k 79.23
2024-12-31 $819k 11k 71.59