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CoStar shares owned by Walleye Trading Advisors

Quarter-by-quarter ownership of CoStar (CSGP) shares owned by Walleye Trading Advisors from 13F filings

Historical chart of Walleye Trading Advisors investment in CoStar

Tip: Access up to 7 years of quarterly data

All positions including CoStar held by Walleye Trading Advisors consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in CoStar by Walleye Trading Advisors

Quarter filed Position value Share count Share price at filing
2026-03-31 $28M 682k 40.34
2025-12-31 $12M 182k 67.24
2025-09-30 $4.2M 50k 84.37
2025-06-30 $2.1M 26k 80.40
2025-03-31 $5.8M 74k 79.23
2024-12-31 $6.6M 93k 71.59
2024-09-30 $23M 299k 75.44
2024-06-30 $14M 191k 74.14
2024-03-31 $18M 190k 96.60
2023-12-31 $11M 130k 87.39
2023-09-30 $19M 245k 76.89
2023-06-30 $4.3M 49k 89.00
2023-03-31 $448k 6.5k 68.85
2022-12-31 $6.1M 79k 77.28
2022-09-30 $3.3M 47k 69.64
2022-03-31 $668k 10k 66.61
2021-06-30 $831k 10k 82.81
2020-09-30 $215k 253 849.80
2020-03-31 $228k 389 586.12
2019-09-30 $263k 442 595.24