COSTAR GROUP INC

CUSIP: 22160n109 Class: COM

QUADRANT CAPITAL GROUP LLC's Holding History (CIK: 0001650717)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017
Shares 57 Value ($000) $16 Avg Close — Range —
Q3 2017
Shares 98 Value ($000) $22 Avg Close — Range —
Q2 2017
Shares 98 Value ($000) $14 Avg Close — Range —
Q1 2017
Shares 85 Value ($000) $15 Avg Close — Range —
Q4 2016
Shares 87 Value ($000) $14 Avg Close — Range —
Q3 2016
Shares 87 Value ($000) $17 Avg Close — Range —
Q2 2016
Shares 87 Value ($000) $17 Avg Close — Range —
Q1 2016
Shares 84 Value ($000) $15 Avg Close — Range —
Q4 2015
Shares 70 Value ($000) $14 Avg Close — Range —
Q3 2015
Shares 395 Value ($000) $66 Avg Close — Range —
Q2 2015
Shares 400 Value ($000) $78 Avg Close — Range —