ENVISION HEALTHCARE CORP

CUSIP: 29414D100 Class: COM

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q3 2018
Shares 2,300 Value ($000) $105 Avg Close — Range —
Q2 2018
Shares 2,100 Value ($000) $92 Avg Close — Range —
Q3 2017
Shares 100 Value ($000) $4 Avg Close — Range —
Q2 2017
Shares 100 Value ($000) $6 Avg Close — Range —
Q1 2017
Shares 28,945 Value ($000) $1,775 Avg Close — Range —
Q4 2016
Shares 200 Value ($000) $13 Avg Close — Range —