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North Star Asset Management’s CoStar Group CSGP Stock Holding History

North Star Asset Management’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 		$3.17M Buy
112,073
+57,651
+106% +$1.98M 0.12% 122
2026
Q1 		$2.2M Buy
54,422
+15,920
+41% +$829K 0.1% 142
2025
Q4 		$2.59M Buy
38,502
+3,563
+10% +$252K 0.1% 132
2025
Q3 		$2.95M Buy
34,939
+448
+1% +$39.6K 0.12% 123
2025
Q2 		$2.77M Sell
34,491
-11,804
-25% -$920K 0.12% 121
2025
Q1 		$3.67M Buy
46,295
+1,833
+4% +$139K 0.17% 102
2024
Q4 		$3.18M Buy
44,462
+1,879
+4% +$142K 0.14% 110
2024
Q3 		$3.21M Buy
42,583
+6,633
+18% +$503K 0.14% 110
2024
Q2 		$2.67M Buy
35,950
+25,761
+253% +$2.18M 0.13% 119
2024
Q1 		$984K Buy
+10,189
New +$877K 0.05% 166

Other funds holding CSGP

Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
Geode Capital Management
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
Polen Capital Management Boca Raton, Florida $11.6B AUM 8.03% 1-Year Est. Return

North Star Asset Management's CSGP Position: Q2 2026 in Review

North Star Asset Management increased its CoStar Group (CSGP) stake by 106% in Q2 2026, buying an estimated $1.98M and bringing the position to 112,073 shares worth $3.17M. The position accounts for 0.12% of the portfolio, ranked #122.

North Star Asset Management first reported a position in CSGP in Q1 2024 and has held it in 10 quarters since. The position peaked at $3.67M in Q1 2025. 757 funds tracked by Wall St. Rank hold CSGP as of Q2 2026.

  • North Star Asset Management held 112,073 shares of CoStar Group worth $3.17M as of Q2 2026.
  • North Star Asset Management bought 57,651 CoStar Group shares in Q2 2026, an estimated $1.98M.
  • CoStar Group made up 0.12% of North Star Asset Management's portfolio in Q2 2026, its #122 holding.
  • North Star Asset Management first reported a position in CoStar Group in Q1 2024 and has held it in 10 quarters since.
  • North Star Asset Management's CoStar Group position peaked at $3.67M in Q1 2025.
  • 757 funds tracked by Wall St. Rank held CoStar Group as of Q2 2026.

Based on North Star Asset Management's 13F filing for Q2 2026, filed 18 Aug 2026.