VOCERA COMMUNICATIONS INC

CUSIP: 92857F107 Class: COMMON STOCK

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2021
Shares 4,306 Value ($000) $279 Avg Close — Range —
Q3 2021
Shares 160 Value ($000) $7 Avg Close — Range —
Q4 2019
Shares 815 Value ($000) $17 Avg Close — Range —
Q3 2019
Shares 1,587 Value ($000) $39 Avg Close — Range —
Q2 2019
Shares 983 Value ($000) $31 Avg Close — Range —
Q1 2019
Shares 3,005 Value ($000) $95 Avg Close — Range —
Q4 2018
Shares 3,171 Value ($000) $125 Avg Close — Range —
Q2 2016
Shares 17,361 Value ($000) $223 Avg Close — Range —
Q3 2014
Shares 1,081 Value ($000) $9 Avg Close — Range —
Q2 2014
Shares 27,833 Value ($000) $367 Avg Close — Range —
Q1 2014
Shares 56,186 Value ($000) $918 Avg Close — Range —
Q4 2013
Shares 73,014 Value ($000) $1,140 Avg Close — Range —
Q3 2013
Shares 12,568 Value ($000) $234 Avg Close — Range —
Q2 2013
Shares 414 Value ($000) $6 Avg Close — Range —