Back to BLAIR WILLIAM & CO/IL BLAIR WILLIAM & CO/IL

CSGPCSGP
Showing 8 of 31 quarters

Position history for BLAIR WILLIAM & CO/ILBLAIR WILLIAM & CO/IL's holdings in COSTAR GROUP INC

BLAIR WILLIAM & CO/IL holds 658,159 shares of CSGP (COSTAR GROUP INC), worth $18.6M as of 2026-Q2. The position was decreased (-26.9% shares). CSGP represents 0.0% of BLAIR WILLIAM & CO/IL's portfolio.

Current Value

$18.6M

Current Shares

658,159

Total Value Change

-$271.9M

Total Shares Change

-3.2M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Decreased
658,159
-26.9%
$18.6M0.0%$28.32
0
2026-Q1
Decreased
900,313
-55.5%
$36.3M0.1%$46.78
0
2025-Q4
Decreased
2M
-35.3%
$136.1M0.4%$67.86
0
2025-Q3
Increased
3.1M
+9.0%
$263.9M0.7%$84.23
47
2025-Q2
Decreased
2.9M
-1.1%
$230.8M0.6%$80.76
0
2025-Q1
Decreased
2.9M
-14.4%
$230M0.7%$79.31
0
2024-Q4
Decreased
3.4M
-11.9%
$243M0.7%$71.82
0
2024-Q3
Decreased
3.9M
-12.4%
$290.5M0.9%$75.01
0

Other major holders of CSGP: BNP PARIBAS FINANCIAL MARKETS, VANGUARD GROUP INC

Analytics tracking helps us improve the product. Essential functions stay on either way. How analytics data is used