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Summit Trail Advisors’s CoStar Group CSGP Stock Holding History

Summit Trail Advisors’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 		$959K Buy
23,785
+9,330
+65% +$486K 0.01% 950
2025
Q4 		$972K Buy
14,455
+1,581
+12% +$112K 0.02% 831
2025
Q3 		$1.09M Buy
12,874
+3,928
+44% +$347K 0.02% 787
2025
Q2 		$719K Sell
8,946
-340
-4% -$26.5K 0.01% 587
2025
Q1 		$736K Buy
9,286
+2,197
+31% +$167K 0.02% 193
2024
Q4 		$508K Buy
7,089
+559
+9% +$42.2K 0.02% 215
2024
Q3 		$493K Buy
6,530
+3,367
+106% +$255K 0.01% 397
2024
Q2 		$235K Sell
3,163
-333
-10% -$28.2K 0.01% 552
2024
Q1 		$338K Buy
+3,496
New +$301K 0.01% 424
2023
Q4 		– Sell
-2,831
Closed -$218K – 566
2023
Q3 		$218K Buy
2,831
+399
+16% +$33.1K 0.01% 485
2023
Q2 		$216K Buy
+2,432
New +$188K 0.01% 467
2018
Q1 		– Sell
-4,990
Closed -$173K – 708
2017
Q4 		$173K Buy
+4,990
New +$146K 0.02% 475

Other funds holding CSGP

VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
Polen Capital Management
Polen Capital Management Boca Raton, Florida $14.5B AUM 5.7% 1-Year Est. Return

Summit Trail Advisors's CSGP Position: Q1 2026 in Review

Summit Trail Advisors increased its CoStar Group (CSGP) stake by 65% in Q1 2026, buying an estimated $486K and bringing the position to 23,785 shares worth $959K. The position accounts for 0.01% of the portfolio, ranked #950.

Summit Trail Advisors first reported a position in CSGP in Q4 2017 and has held it in 12 quarters since. The position peaked at $1.09M in Q3 2025. 792 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.

  • Summit Trail Advisors held 23,785 shares of CoStar Group worth $959K as of Q1 2026.
  • Summit Trail Advisors bought 9,330 CoStar Group shares in Q1 2026, an estimated $486K.
  • CoStar Group made up 0.01% of Summit Trail Advisors's portfolio in Q1 2026, its #950 holding.
  • Summit Trail Advisors first reported a position in CoStar Group in Q4 2017 and has held it in 12 quarters since.
  • Summit Trail Advisors's CoStar Group position peaked at $1.09M in Q3 2025.
  • 792 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.

Based on Summit Trail Advisors's 13F filing for Q1 2026, filed 12 May 2026.