RIBBON COMMUNICATIONS INC

Ticker: RBBN CUSIP: 762544104 Class: Common Stock

MAI Capital Management's Holding History (CIK: 0001040197)

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

Q4 2025

Shares 78 Value ($000) $0 Avg Close $3.23 Range $2.72 - $4.09

Q4 2024

Shares 916 Value ($000) $4 Avg Close $3.78 Range $3.03 - $4.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	78	$0	$3.23	$2.72 - $4.09
Q4 2024	916	$4	$3.78	$3.03 - $4.39