ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q4 2025

Shares 57,000 Value ($000) $495 Avg Close $8.68 Range $7.11 - $10.75

Q3 2025

Shares 45,400 Value ($000) $426 Avg Close $9.32 Range $7.95 - $10.64

Q2 2025

Shares 25,100 Value ($000) $225 Avg Close $7.98 Range $6.93 - $9.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	57,000	$495	$8.68	$7.11 - $10.75
Q3 2025	45,400	$426	$9.32	$7.95 - $10.64
Q2 2025	25,100	$225	$7.98	$6.93 - $9.17