PCM
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Potomac Capital Management’s CoStar Group CSGP Stock Holding History

Potomac Capital 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 		$1.13M Buy
40,000
+28,000
+233% +$963K 0.77% 32
2026
Q1 		$484K Buy
+12,000
New +$625K 0.42% 46

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

Potomac Capital Management's CSGP Position: Q2 2026 in Review

Potomac Capital Management increased its CoStar Group (CSGP) stake by 233% in Q2 2026, buying an estimated $963K and bringing the position to 40,000 shares worth $1.13M. The position accounts for 0.77% of the portfolio, ranked #32.

Potomac Capital Management first reported a position in CSGP in Q1 2026 and has held it in 2 quarters since. 758 funds tracked by Wall St. Rank hold CSGP as of Q2 2026.

  • Potomac Capital Management held 40,000 shares of CoStar Group worth $1.13M as of Q2 2026.
  • Potomac Capital Management bought 28,000 CoStar Group shares in Q2 2026, an estimated $963K.
  • CoStar Group made up 0.77% of Potomac Capital Management's portfolio in Q2 2026, its #32 holding.
  • Potomac Capital Management first reported a position in CoStar Group in Q1 2026 and has held it in 2 quarters since.
  • 758 funds tracked by Wall St. Rank held CoStar Group as of Q2 2026.

Based on Potomac Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.