VOCERA COMMUNICATIONS INC

CUSIP: 92857F107 Class: COMMON STOCK

Artisan Partners Limited Partnership's Holding History (CIK: 0001466153)

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

Q1 2016
Shares 228,557 Value ($000) $2,914 Avg Close — Range —
Q4 2015
Shares 762,551 Value ($000) $9,303 Avg Close — Range —
Q3 2015
Shares 910,797 Value ($000) $10,392 Avg Close — Range —
Q2 2015
Shares 1,026,179 Value ($000) $11,750 Avg Close — Range —
Q1 2015
Shares 1,213,948 Value ($000) $12,042 Avg Close — Range —
Q4 2014
Shares 1,895,715 Value ($000) $19,753 Avg Close — Range —
Q3 2014
Shares 2,257,872 Value ($000) $18,221 Avg Close — Range —
Q2 2014
Shares 1,396,565 Value ($000) $18,435 Avg Close — Range —
Q2 2013
Shares 321,380 Value ($000) $4,724,286 Avg Close — Range —