RIBBON COMMUNICATIONS INC

Ticker: RBBN CUSIP: 762544104 Class: Common Stock

SEGALL BRYANT & HAMILL, LLC's Holding History (CIK: 0001006378)

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

Q3 2018

Shares 683,064 Value ($000) $4,665 Avg Close $7.12 Range $6.36 - $7.89

Q2 2018

Shares 581,834 Value ($000) $4,143 Avg Close $5.86 Range $4.97 - $7.28

Q1 2018

Shares 604,391 Value ($000) $3,082 Avg Close $6.47 Range $5.01 - $7.93

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	683,064	$4,665	$7.12	$6.36 - $7.89
Q2 2018	581,834	$4,143	$5.86	$4.97 - $7.28
Q1 2018	604,391	$3,082	$6.47	$5.01 - $7.93