COHERENT INC

CUSIP: 192479103 Class: COM

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

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

Q3 2017
Shares 10 Value ($000) $2 Avg Close — Range —
Q2 2017
Shares 10 Value ($000) $2 Avg Close — Range —
Q1 2017
Shares 160 Value ($000) $33 Avg Close — Range —
Q4 2016
Shares 300 Value ($000) $41 Avg Close — Range —
Q3 2016
Shares 300 Value ($000) $33 Avg Close — Range —
Q2 2016
Shares 300 Value ($000) $28 Avg Close — Range —
Q1 2016
Shares 300 Value ($000) $28 Avg Close — Range —