ENVISION HEALTHCARE CORP

CUSIP: 29414D100 Class: COM

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q3 2017
Shares 194,256 Value ($000) $8,732 Avg Close — Range —
Q2 2017
Shares 316,820 Value ($000) $19,855 Avg Close — Range —
Q1 2017
Shares 225,328 Value ($000) $13,817 Avg Close — Range —
Q4 2016
Shares 249,842 Value ($000) $15,813 Avg Close — Range —