21VIANET GROUP INC

Ticker: VNET CUSIP: 90138A103 Class: SPONSORED ADS A

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

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

Q3 2014
Shares 253,438 Value ($000) $4,562 Avg Close — Range —
Q2 2014
Shares 217,075 Value ($000) $6,506 Avg Close — Range —