IMC Chicago’s CoStar Group CSGP Stock Holding History

IMC Chicago’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	$7.2M	Buy	178,600 +77,200	+76%	+$4.02M	﹤0.01%	1517
2025 Q4	$6.82M	Buy	101,400 +24,500	+32%	+$1.74M	﹤0.01%	1506
2025 Q3	$6.49M	Buy	76,900 +5,100	+7%	+$451K	﹤0.01%	1402
2025 Q2	$5.77M	Sell	71,800 -4,300	-6%	-$335K	﹤0.01%	1305
2025 Q1	$6.03M	Buy	76,100 +40,400	+113%	+$3.07M	﹤0.01%	1129
2024 Q4	$2.56M	Buy	35,700 +12,200	+52%	+$921K	﹤0.01%	1684
2024 Q3	$1.77M	Buy	23,500 +10,300	+78%	+$781K	﹤0.01%	1747
2024 Q2	$979K	Sell	13,200 -12,900	-49%	-$1.09M	﹤0.01%	1972
2024 Q1	$2.52M	Buy	+26,100	New	+$2.25M	﹤0.01%	1254

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

IMC Chicago's CSGP Position: Q1 2026 in Review

IMC Chicago opened a new position in CoStar Group (CSGP) in Q1 2026: 6,637 shares worth $268K. The stake represents ﹤0.01% of the portfolio and ranks #4722 among its holdings. This is a return to the name: IMC Chicago previously reported a position in CSGP as recently as Q1 2025.

IMC Chicago first reported a position in CSGP in Q2 2024 and has held it in 5 quarters since. The position peaked at $1.6M in Q4 2024. 792 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.

IMC Chicago held 6,637 shares of CoStar Group worth $268K as of Q1 2026.
CoStar Group was a new IMC Chicago position in Q1 2026.
CoStar Group made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #4722 holding.
IMC Chicago first reported a position in CoStar Group in Q2 2024 and has held it in 5 quarters since.
IMC Chicago's CoStar Group position peaked at $1.6M in Q4 2024.
792 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.