ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

STONERIDGE INVESTMENT PARTNERS LLC's Holding History (CIK: 0001108831)

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

Q4 2025

Shares 12,503 Value ($000) $0 Avg Close $8.68 Range $7.11 - $10.75

Q3 2025

Shares 10,660 Value ($000) $0 Avg Close $9.32 Range $7.95 - $10.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,503	$0	$8.68	$7.11 - $10.75
Q3 2025	10,660	$0	$9.32	$7.95 - $10.64