Douglas Lane & Associates’s CoStar Group CSGP Stock Holding History

Douglas Lane & Associates’s Portfolio CSGP Stock Details CSGP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$33.1M	Buy	1,168,859 +365,020	+45%	+$12.6M	0.45%	80
2026 Q1	$32.4M	Buy	803,839 +120,778	+18%	+$6.29M	0.47%	84
2025 Q4	$45.9M	Buy	683,061 +28,279	+4%	+$2M	0.63%	66
2025 Q3	$55.2M	Buy	654,782 +70,471	+12%	+$6.23M	0.77%	48
2025 Q2	$47M	Buy	584,311 +27,560	+5%	+$2.15M	0.68%	61
2025 Q1	$44.1M	Buy	556,751 +173,367	+45%	+$13.2M	0.65%	63
2024 Q4	$27.4M	Buy	+383,384	New	+$29M	0.39%	95

Other funds holding CSGP

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

ACM

AKRE Capital Management Middleburg, Virginia $5.12B AUM 19.08% 1-Year Est. Return

Polen Capital Management Boca Raton, Florida $11.6B AUM 8.03% 1-Year Est. Return

Douglas Lane & Associates's CSGP Position: Q2 2026 in Review

Douglas Lane & Associates increased its CoStar Group (CSGP) stake by 45% in Q2 2026, buying an estimated $12.6M and bringing the position to 1,168,859 shares worth $33.1M. The position accounts for 0.45% of the portfolio, ranked #80.

Douglas Lane & Associates first reported a position in CSGP in Q4 2024 and has held it in 7 quarters since. The position peaked at $55.2M in Q3 2025. 757 funds tracked by Wall St. Rank hold CSGP as of Q2 2026.

Douglas Lane & Associates held 1,168,859 shares of CoStar Group worth $33.1M as of Q2 2026.
Douglas Lane & Associates bought 365,020 CoStar Group shares in Q2 2026, an estimated $12.6M.
CoStar Group made up 0.45% of Douglas Lane & Associates's portfolio in Q2 2026, its #80 holding.
Douglas Lane & Associates first reported a position in CoStar Group in Q4 2024 and has held it in 7 quarters since.
Douglas Lane & Associates's CoStar Group position peaked at $55.2M in Q3 2025.
757 funds tracked by Wall St. Rank held CoStar Group as of Q2 2026.

Based on Douglas Lane & Associates's 13F filing for Q2 2026, filed 14 Jul 2026.