ENVISION HEALTHCARE CORP

CUSIP: 29414D100 Class: COM

BOKF, NA's Holding History (CIK: 0000009634)

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

Q3 2018
Shares 21,030 Value ($000) $962 Avg Close — Range —
Q2 2018
Shares 18,950 Value ($000) $833 Avg Close — Range —