CORPORATE EXECUTIVE BRD CO

CUSIP: 21988R102 Class: COM

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q1 2015
Shares 604,316 Value ($000) $48,261 Avg Close — Range —
Q4 2014
Shares 600,489 Value ($000) $43,552 Avg Close — Range —
Q3 2014
Shares 601,092 Value ($000) $36,107 Avg Close — Range —
Q2 2014
Shares 610,817 Value ($000) $41,669 Avg Close — Range —
Q1 2014
Shares 629,779 Value ($000) $46,749 Avg Close — Range —
Q4 2013
Shares 663,105 Value ($000) $51,345 Avg Close — Range —
Q3 2013
Shares 647,459 Value ($000) $47,018 Avg Close — Range —
Q2 2013
Shares 657,667 Value ($000) $41,578 Avg Close — Range —