CSGP — COSTAR GROUP INC.

Ownership history in DF DENT & CO INC  ·  51 quarters on record

This page tracks every 13F SEC filing in which DF DENT & CO INC reported a position in COSTAR GROUP INC. (CSGP). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
2.91% (2022 Q3)
Avg. % of fund
2.31%
First filed
2013 Q2
Last filed
2025 Q4
Quarters held
51
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 2,007,630 -170,094 -7.8% 1.94% $135.0M $67.24
2025 Q3 REDUCED 2,177,724 -92,646 -4.1% 2.37% $183.7M $84.37
2025 Q2 REDUCED 2,270,370 -96,774 -4.1% 2.32% $182.5M $80.40
2025 Q1 REDUCED 2,367,144 -89,418 -3.6% 2.50% $187.5M $79.23
47 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    CSGP price (monthly, adj. close)

Other funds also holding CSGP

As of 2025 Q4 — sorted by position size

ShawSpring Partners LLC 3Y 7Y 12.12% AKRE CAPITAL MANAGEMENT LLC 3Y 7Y 7.09% RGM Capital, LLC 3Y 7Y 6.51% TradeLink Capital LLC 3Y 7Y 6.11% MIZUHO MARKETS AMERICAS LLC 3Y 5.74% Vulcan Value Partners, LLC 3Y 7Y 5.54% Visualize Group LP 5.38% Spyglass Capital Management LLC 3Y 7Y 5.31% SG Capital Management LLC 3Y 7Y 5.24% Petrus Trust Company, LTA 3Y 7Y 4.28%
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