ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

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

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

Q4 2025

Shares 48 Value ($000) $0 Avg Close $8.68 Range $7.11 - $10.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	48	$0	$8.68	$7.11 - $10.75