RIBBON COMMUNICATIONS INC

Ticker: RBBN CUSIP: 762544104 Class: Common Stock

SCHRODER INVESTMENT MANAGEMENT GROUP's Holding History (CIK: 0001086619)

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

Q1 2020

Shares 7,500 Value ($000) $23 Avg Close $3.01 Range $1.95 - $3.68

Q4 2019

Shares 7,500 Value ($000) $23 Avg Close $3.98 Range $2.44 - $5.92

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	7,500	$23	$3.01	$1.95 - $3.68
Q4 2019	7,500	$23	$3.98	$2.44 - $5.92