CEB INC

CUSIP: 125134106 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q1 2016

Shares 14,450 Value ($000) $935 Avg Close — Range —

Q4 2015

Shares 14,311 Value ($000) $881 Avg Close — Range —

Q3 2015

Shares 10,892 Value ($000) $746 Avg Close — Range —

Q2 2015

Shares 10,603 Value ($000) $923 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	14,450	$935	—	—
Q4 2015	14,311	$881	—	—
Q3 2015	10,892	$746	—	—
Q2 2015	10,603	$923	—	—