VOCERA COMMUNICATIONS INC

CUSIP: 92857F107 Class: COMMON STOCK

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q1 2019
Shares 2,218 Value ($000) $70 Avg Close — Range —
Q1 2018
Shares 2,500 Value ($000) $59 Avg Close — Range —
Q4 2017
Shares 14,100 Value ($000) $426 Avg Close — Range —
Q3 2017
Shares 6,970 Value ($000) $219 Avg Close — Range —
Q2 2017
Shares 9,170 Value ($000) $242 Avg Close — Range —
Q1 2017
Shares 2,748 Value ($000) $68 Avg Close — Range —
Q4 2016
Shares 18,725 Value ($000) $346 Avg Close — Range —
Q3 2016
Shares 16,405 Value ($000) $277 Avg Close — Range —
Q2 2016
Shares 15,275 Value ($000) $196 Avg Close — Range —
Q1 2016
Shares 21,005 Value ($000) $268 Avg Close — Range —
Q4 2015
Shares 4,000 Value ($000) $49 Avg Close — Range —
Q3 2015
Shares 3,600 Value ($000) $41 Avg Close — Range —
Q2 2015
Shares 6,000 Value ($000) $69 Avg Close — Range —
Q1 2015
Shares 1,400 Value ($000) $14 Avg Close — Range —
Q4 2014
Shares 1,500 Value ($000) $16 Avg Close — Range —
Q3 2014
Shares 6,000 Value ($000) $48 Avg Close — Range —
Q2 2013
Shares 913 Value ($000) $13 Avg Close — Range —