CEB INC

CUSIP: 125134106 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q3 2016
Shares 609,986 Value ($000) $33,226 Avg Close — Range —
Q2 2016
Shares 1,407,410 Value ($000) $86,809 Avg Close — Range —
Q1 2016
Shares 1,421,953 Value ($000) $92,043 Avg Close — Range —
Q4 2015
Shares 1,300,379 Value ($000) $79,830 Avg Close — Range —
Q3 2015
Shares 1,017,034 Value ($000) $69,504 Avg Close — Range —