ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

LOS ANGELES CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001177206)

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

Q4 2025

Shares 29,684 Value ($000) $313 Avg Close $8.68 Range $7.11 - $10.75

Q3 2025

Shares 80,187 Value ($000) $752 Avg Close $9.32 Range $7.95 - $10.64

Q2 2025

Shares 46,629 Value ($000) $418 Avg Close $7.98 Range $6.93 - $9.17

Q1 2023

Shares 15,603 Value ($000) $247 Avg Close $16.92 Range $14.49 - $19.68

Q4 2022

Shares 68,245 Value ($000) $1,282 Avg Close $19.51 Range $17.59 - $22.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,684	$313	$8.68	$7.11 - $10.75
Q3 2025	80,187	$752	$9.32	$7.95 - $10.64
Q2 2025	46,629	$418	$7.98	$6.93 - $9.17
Q1 2023	15,603	$247	$16.92	$14.49 - $19.68
Q4 2022	68,245	$1,282	$19.51	$17.59 - $22.50