Bank of America’s CoStar Group CSGP Stock Holding History

Bank of America’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
2021 Q2	–	Sell	-680,000	Closed	-$55.9M	–	7797
2021 Q1	$55.9M	Buy	+680,000	New	+$58.7M	0.01%	1217
2019 Q1	–	Sell	-160,000	Closed	-$5.4M	–	7147
2018 Q4	$5.4M	Buy	+160,000	New	+$5.84M	﹤0.01%	2918
2014 Q1	–	Sell	-11,000	Closed	-$203K	–	7828
2013 Q4	$203K	Buy	+11,000	New	+$195K	﹤0.01%	5582

Other funds holding CSGP

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 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

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

Bank of America's CSGP Position: Q1 2026 in Review

Bank of America increased its CoStar Group (CSGP) stake by 1.8% in Q1 2026, buying an estimated $3.3M and bringing the position to 3,568,107 shares worth $144M. The position accounts for 0.01% of the portfolio, ranked #899.

Bank of America first reported a position in CSGP in Q2 2013 and has held it in 52 quarters since. The position peaked at $486M in Q1 2025. 796 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.

Bank of America held 3,568,107 shares of CoStar Group worth $144M as of Q1 2026.
Bank of America bought 63,295 CoStar Group shares in Q1 2026, an estimated $3.3M.
CoStar Group made up 0.01% of Bank of America's portfolio in Q1 2026, its #899 holding.
Bank of America first reported a position in CoStar Group in Q2 2013 and has held it in 52 quarters since.
Bank of America's CoStar Group position peaked at $486M in Q1 2025.
796 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.

Based on Bank of America's 13F filing for Q1 2026, filed 18 May 2026.