William Mack & Associates’s CoStar Group CSGP Stock Holding History

William Mack & Associates’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 Q3	$1.48K	Buy	+54	New	+$1.62K	﹤0.01%	615

Other funds holding CSGP

Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $106B AUM 2.29% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

AKRE Capital Management Middleburg, Virginia $4.42B AUM 17.77% 1-Year Est. Return

Federated Hermes Pittsburgh, Pennsylvania $71.4B AUM 33.43% 1-Year Est. Return

Invesco Atlanta, Georgia $1.27T AUM 50.62% 1-Year Est. Return

William Mack & Associates's CSGP Position: Q3 2026 in Review

William Mack & Associates opened a new position in CoStar Group (CSGP) in Q3 2026: 54 shares worth $1.48K. The stake represents ﹤0.01% of the portfolio and ranks #615 among its holdings.

552 funds tracked by Wall St. Rank hold CSGP as of Q3 2026.

William Mack & Associates held 54 shares of CoStar Group worth $1.48K as of Q3 2026.
CoStar Group was a new William Mack & Associates position in Q3 2026.
CoStar Group made up ﹤0.01% of William Mack & Associates's portfolio in Q3 2026, its #615 holding.
552 funds tracked by Wall St. Rank held CoStar Group as of Q3 2026.

Based on William Mack & Associates's 13F filing for Q3 2026, filed 27 Oct 2026.