LMR Partners’s CoStar Group CSGP Stock Holding History

LMR Partners’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	–	Sell	-252,950	Closed	-$10.2M	–	1559
2026 Q1	$10.2M	Buy	+252,950	New	+$13.2M	0.02%	414
2022 Q3	–	Sell	-169,799	Closed	-$10.3M	–	1230
2022 Q2	$10.3M	Sell	169,799 -77,731	-31%	-$4.71M	0.17%	131
2022 Q1	$16.5M	Sell	247,530 -120,000	-33%	-$7.97M	0.19%	104
2021 Q4	$29M	Hold	367,530	–	–	0.3%	61
2021 Q3	$31.6M	Hold	367,530	–	–	0.36%	52
2021 Q2	$30.4M	Hold	367,530	–	–	0.46%	39
2021 Q1	$30.2M	Sell	367,530 -136,470	-27%	-$11.8M	0.75%	27
2020 Q4	$46.6M	Sell	504,000 -216,000	-30%	-$18.9M	0.72%	15
2020 Q3	$61.1M	Hold	720,000	–	–	1.26%	9
2020 Q2	$51.2M	Hold	720,000	–	–	1.27%	12
2020 Q1	$43.2M	Hold	720,000	–	–	2.02%	12
2019 Q4	$43.1M	Buy	+720,000	New	+$42M	0.07%	39
2016 Q4	–	Sell	-154,330	Closed	-$3.34M	–	336
2016 Q3	$3.34M	Buy	+154,330	New	+$3.29M	0.32%	70

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

LMR Partners's CSGP Position: Q2 2026 in Review

LMR Partners sold out of CoStar Group (CSGP) in Q2 2026, closing a stake of 252,950 shares — an estimated $10.2M sold.

LMR Partners first reported a position in CSGP in Q3 2016 and held it in 13 quarters. The position peaked at $61.1M in Q3 2020. 758 funds tracked by Wall St. Rank hold CSGP as of Q2 2026.

LMR Partners reported no remaining CoStar Group position as of Q2 2026 after selling out during the quarter.
LMR Partners sold 252,950 CoStar Group shares in Q2 2026, an estimated $10.2M.
LMR Partners first reported a position in CoStar Group in Q3 2016 and held it in 13 quarters.
LMR Partners's CoStar Group position peaked at $61.1M in Q3 2020.
758 funds tracked by Wall St. Rank held CoStar Group as of Q2 2026.

Based on LMR Partners's 13F filing for Q2 2026, filed 14 Aug 2026.