MIMECAST LTD

CUSIP: G14838109 Class: ORD SHS

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

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

Q4 2019
Shares 1,049 Value ($000) $46 Avg Close — Range —
Q3 2019
Shares 2,681 Value ($000) $96 Avg Close — Range —
Q2 2019
Shares 737 Value ($000) $34 Avg Close — Range —
Q1 2019
Shares 362 Value ($000) $17 Avg Close — Range —
Q4 2018
Shares 6,079 Value ($000) $204 Avg Close — Range —
Q3 2018
Shares 7,706 Value ($000) $323 Avg Close — Range —
Q2 2018
Shares 1,901 Value ($000) $78 Avg Close — Range —
Q4 2017
Shares 2,000 Value ($000) $57 Avg Close — Range —
Q3 2017
Shares 6,039 Value ($000) $172 Avg Close — Range —
Q2 2017
Shares 6,992 Value ($000) $187 Avg Close — Range —
Q1 2017
Shares 3,327 Value ($000) $74 Avg Close — Range —