Two Sigma Investments’s CoStar Group CSGP Stock Holding History

Two Sigma Investments’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 Q1	$2.32M	Buy	+57,600	New	+$3M	﹤0.01%	2641
2025 Q4	–	Sell	-4,000	Closed	-$337K	–	4120
2025 Q3	$337K	Buy	+4,000	New	+$353K	﹤0.01%	3167
2022 Q1	–	Sell	-3,000	Closed	-$237K	–	3004
2021 Q4	$237K	Sell	3,000 -13,600	-82%	-$1.14M	﹤0.01%	3809
2021 Q3	$1.43M	Buy	+16,600	New	+$1.43M	﹤0.01%	2287
2021 Q2	–	Sell	-27,000	Closed	-$2.22M	–	4119
2021 Q1	$2.22M	Buy	27,000 +23,000	+575%	+$1.99M	0.01%	1621
2020 Q4	$370K	Sell	4,000 -6,000	-60%	-$526K	﹤0.01%	2717
2020 Q3	$849K	Buy	10,000 +4,000	+67%	+$319K	﹤0.01%	1870
2020 Q2	$426K	Buy	+6,000	New	+$388K	﹤0.01%	2113
2020 Q1	–	Sell	-11,000	Closed	-$658K	–	3222
2019 Q4	$658K	Hold	11,000	–	–	﹤0.01%	2574
2019 Q3	$653K	Buy	+11,000	New	+$658K	﹤0.01%	2341
2018 Q4	–	Sell	-5,000	Closed	-$210K	–	3062
2018 Q3	$210K	Buy	+5,000	New	+$214K	﹤0.01%	2988

Other funds holding CSGP

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 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 $427B AUM 29.17% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

Polen Capital Management Boca Raton, Florida $14.5B AUM 5.7% 1-Year Est. Return

Two Sigma Investments's CSGP Position: Q1 2026 in Review

Two Sigma Investments opened a new position in CoStar Group (CSGP) in Q1 2026: 303,004 shares worth $12.2M. The stake represents 0.01% of the portfolio and ranks #1274 among its holdings. This is a return to the name: Two Sigma Investments previously reported a position in CSGP as recently as Q2 2025.

Two Sigma Investments first reported a position in CSGP in Q3 2013 and has held it in 24 quarters since. The position peaked at $68.6M in Q3 2019. 792 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.

Two Sigma Investments held 303,004 shares of CoStar Group worth $12.2M as of Q1 2026.
CoStar Group was a new Two Sigma Investments position in Q1 2026.
CoStar Group made up 0.01% of Two Sigma Investments's portfolio in Q1 2026, its #1274 holding.
Two Sigma Investments first reported a position in CoStar Group in Q3 2013 and has held it in 24 quarters since.
Two Sigma Investments's CoStar Group position peaked at $68.6M in Q3 2019.
792 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.