ENVISION HEALTHCARE CORP

CUSIP: 29414D100 Class: COM

OAK ASSOCIATES LTD /OH/'s Holding History (CIK: 0000836372)

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

Q3 2018
Shares 11,020 Value ($000) $504 Avg Close — Range —
Q2 2018
Shares 10,925 Value ($000) $481 Avg Close — Range —
Q1 2018
Shares 10,925 Value ($000) $420 Avg Close — Range —
Q4 2017
Shares 10,925 Value ($000) $378 Avg Close — Range —
Q3 2017
Shares 5,835 Value ($000) $262 Avg Close — Range —
Q2 2017
Shares 5,835 Value ($000) $366 Avg Close — Range —
Q1 2017
Shares 5,835 Value ($000) $358 Avg Close — Range —
Q4 2016
Shares 5,835 Value ($000) $369 Avg Close — Range —