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O'SHAUGHNESSY ASSET MANAGEMENT, LLC

Position in CSGP — Costar Group, Inc.

CIK 1423442 Stamford, CT

Position in CSGP

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$828,502
-$1,847,784 QoQ
Shares Held
20,538
-48.4% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in CSGP Over Time

Shares Held

Position Value (USD)

Position in Real Estate Services

Real Estate · as of Mar 31, 2026

O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $30,806,109 across 9 Real Estate Services names. CSGP ranks #6 (2.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 CSGP
Costar Group, Inc.
This page
20,538 $828,502

All Filings in CSGP

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23 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $828,502 20,538
2025-12-31 $2,676,286 39,802
2025-09-30 $5,291,517 62,718
2025-06-30 $3,508,736 43,641
2025-03-31 $2,883,417 36,393
2024-12-31 $1,301,219 18,176
2024-09-30 $1,247,174 16,532
2024-06-30 $1,163,256 15,690
2024-03-31 $1,478,076 15,301
2023-12-31 $997,032 11,409
2023-09-30 $632,574 8,227
2023-06-30 $697,760 7,840
2023-03-31 $306,520 4,452
2022-12-31 $537,096 6,950
2022-09-30 $403,482 5,793
2022-06-30 $272,026 4,503
2021-09-30 $297,595 3,458
2021-06-30 $261,711 3,160
2021-03-31 $22,108 269
2020-12-31 $29,392 318
2020-09-30 $25,879 305
2020-06-30 $16,985 239
2020-03-31 $234 4