ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

Cerity Partners LLC's Holding History (CIK: 0001566475)

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

Q3 2025

Shares 10,495 Value ($000) $98 Avg Close $9.32 Range $7.95 - $10.64

Q1 2025

Shares 15,705 Value ($000) $137 Avg Close $10.06 Range $8.30 - $12.44

Q1 2024

Shares 20,062 Value ($000) $109 Avg Close $6.38 Range $5.19 - $7.66

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	10,495	$98	$9.32	$7.95 - $10.64
Q1 2025	15,705	$137	$10.06	$8.30 - $12.44
Q1 2024	20,062	$109	$6.38	$5.19 - $7.66