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Melissa S. Kampmann’s CoStar Group CSGP Stock Holding History

Melissa S. Kampmann’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
2025
Q4 		– Sell
-28,900
Closed -$2.44M – 42
2025
Q3 		$2.44M Buy
28,900
+4,395
+18% +$388K 1.78% 29
2025
Q2 		$1.97M Buy
24,505
+555
+2% +$43.2K 1.48% 34
2025
Q1 		$1.9M Buy
23,950
+5,775
+32% +$439K 1.5% 32
2024
Q4 		$1.3M Sell
18,175
-5,240
-22% -$396K 1.02% 35
2024
Q3 		$1.77M Buy
23,415
+350
+2% +$26.5K 1.25% 33
2024
Q2 		$1.71M Buy
23,065
+2,230
+11% +$189K 1.25% 33
2024
Q1 		$2.01M Buy
20,835
+5,075
+32% +$437K 1.45% 32
2023
Q4 		$1.38M Buy
15,760
+1,225
+8% +$99.2K 1.18% 34
2023
Q3 		$1.12M Buy
+14,535
New +$1.2M 1.08% 34

Other funds holding CSGP

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $204B AUM 27.99% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 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
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
ACM
AKRE Capital Management Middleburg, Virginia $5.12B AUM 19.08% 1-Year Est. Return

Melissa S. Kampmann's CSGP Position: Q4 2025 in Review

Melissa S. Kampmann sold out of CoStar Group (CSGP) in Q4 2025, closing a stake of 28,900 shares — an estimated $2.44M sold.

Melissa S. Kampmann first reported a position in CSGP in Q3 2023 and held it in 9 quarters. The position peaked at $2.44M in Q3 2025. 847 funds tracked by Wall St. Rank hold CSGP as of Q4 2025.

  • Melissa S. Kampmann reported no remaining CoStar Group position as of Q4 2025 after selling out during the quarter.
  • Melissa S. Kampmann sold 28,900 CoStar Group shares in Q4 2025, an estimated $2.44M.
  • Melissa S. Kampmann first reported a position in CoStar Group in Q3 2023 and held it in 9 quarters.
  • Melissa S. Kampmann's CoStar Group position peaked at $2.44M in Q3 2025.
  • 847 funds tracked by Wall St. Rank held CoStar Group as of Q4 2025.

Based on Melissa S. Kampmann's 13F filing for Q4 2025, filed 26 Jan 2026.