Dmitry Balyasny’s CoStar Group CSGP Stock Holding History

Dmitry Balyasny’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
2025 Q3	–	Sell	-82,500	Closed	-$6.63M	–	2997
2025 Q2	$6.63M	Buy	+82,500	New	+$6.43M	0.01%	1154
2025 Q1	–	Sell	-137,500	Closed	-$9.84M	–	2864
2024 Q4	$9.84M	Buy	+137,500	New	+$10.4M	0.01%	966
2024 Q3	–	Sell	-210,000	Closed	-$15.6M	–	2802
2024 Q2	$15.6M	Buy	+210,000	New	+$17.8M	0.03%	700
2023 Q3	–	Sell	-40,000	Closed	-$3.56M	–	2325
2023 Q2	$3.56M	Buy	+40,000	New	+$3.09M	0.01%	1179
2021 Q1	–	Sell	-25,000	Closed	-$2.31M	–	1806
2020 Q4	$2.31M	Buy	+25,000	New	+$2.19M	0.01%	844

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

Dmitry Balyasny's CSGP Position: Q2 2026 in Review

Dmitry Balyasny increased its CoStar Group (CSGP) stake by 48% in Q2 2026, buying an estimated $104K and bringing the position to 9,349 shares worth $265K. The position accounts for ﹤0.01% of the portfolio, ranked #2745.

Dmitry Balyasny first reported a position in CSGP in Q4 2015 and has held it in 29 quarters since. The position peaked at $115M in Q4 2017. 754 funds tracked by Wall St. Rank hold CSGP as of Q2 2026.

Dmitry Balyasny held 9,349 shares of CoStar Group worth $265K as of Q2 2026.
Dmitry Balyasny bought 3,023 CoStar Group shares in Q2 2026, an estimated $104K.
CoStar Group made up ﹤0.01% of Dmitry Balyasny's portfolio in Q2 2026, its #2745 holding.
Dmitry Balyasny first reported a position in CoStar Group in Q4 2015 and has held it in 29 quarters since.
Dmitry Balyasny's CoStar Group position peaked at $115M in Q4 2017.
754 funds tracked by Wall St. Rank held CoStar Group as of Q2 2026.

Based on Balyasny Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.