ENVISION HEALTHCARE CORP

CUSIP: 29414D100 Class: COM

GATEWAY INVESTMENT ADVISERS LLC's Holding History (CIK: 0001114618)

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

Q3 2018
Shares 5,907 Value ($000) $270 Avg Close — Range —
Q2 2018
Shares 6,181 Value ($000) $272 Avg Close — Range —
Q1 2018
Shares 6,747 Value ($000) $259 Avg Close — Range —
Q4 2017
Shares 7,515 Value ($000) $260 Avg Close — Range —
Q3 2017
Shares 6,894 Value ($000) $310 Avg Close — Range —
Q2 2017
Shares 7,086 Value ($000) $444 Avg Close — Range —
Q1 2017
Shares 7,068 Value ($000) $433 Avg Close — Range —
Q4 2016
Shares 8,012 Value ($000) $507 Avg Close — Range —