VOCERA COMMUNICATIONS INC

CUSIP: 92857F107 Class: COMMON STOCK

Parallax Volatility Advisers, L.P.'s Holding History (CIK: 0001521001)

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

Q2 2019
Shares 9,736 Value ($000) $311 Avg Close — Range —
Q1 2019
Shares 3,926 Value ($000) $124 Avg Close — Range —
Q4 2018
Shares 3,700 Value ($000) $146 Avg Close — Range —
Q3 2018
Shares 644 Value ($000) $24 Avg Close — Range —
Q1 2018
Shares 15 Value ($000) $0 Avg Close — Range —
Q4 2017
Shares 4,242 Value ($000) $128 Avg Close — Range —