COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2014

Shares 3,500 Value ($000) $653 Avg Close $18.86 Range $16.38 - $21.82

Q4 2013

Shares 6,600 Value ($000) $1,216 Avg Close $17.69 Range $16.07 - $18.84

Q3 2013

Shares 9,700 Value ($000) $1,628 Avg Close $15.34 Range $12.98 - $17.22

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	3,500	$653	$18.86	$16.38 - $21.82
Q4 2013	6,600	$1,216	$17.69	$16.07 - $18.84
Q3 2013	9,700	$1,628	$15.34	$12.98 - $17.22