CORESITE RLTY CORP

CUSIP: 21870Q105 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q3 2013
Shares 229,984 Value ($000) $7,806 Avg Close — Range —
Q2 2013
Shares 203,324 Value ($000) $6,468 Avg Close — Range —