CORPORATE EXECUTIVE BRD CO

CUSIP: 21988R102 Class: COM

DISCIPLINED GROWTH INVESTORS INC /MN's Holding History (CIK: 0001050442)

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

Q1 2015
Shares 852,936 Value ($000) $68,115 Avg Close — Range —
Q4 2014
Shares 863,573 Value ($000) $62,635 Avg Close — Range —
Q3 2014
Shares 878,623 Value ($000) $52,779 Avg Close — Range —
Q2 2014
Shares 877,423 Value ($000) $59,858 Avg Close — Range —
Q1 2014
Shares 876,436 Value ($000) $65,058 Avg Close — Range —
Q4 2013
Shares 845,511 Value ($000) $65,468 Avg Close — Range —
Q3 2013
Shares 823,836 Value ($000) $59,827 Avg Close — Range —
Q2 2013
Shares 835,724 Value ($000) $52,834 Avg Close — Range —