ADTRAN HOLDINGS INC

Ticker: ADTN CUSIP: 00486H105 Class: Common Stock

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 8,125,259 Value ($000) $70,609 Avg Close $8.68 Range $7.11 - $10.75

Q3 2025

Shares 8,273,324 Value ($000) $77,604 Avg Close $9.32 Range $7.95 - $10.64

Q2 2025

Shares 8,058,350 Value ($000) $72,283 Avg Close $7.98 Range $6.93 - $9.17

Q1 2025

Shares 7,598,719 Value ($000) $66,261 Avg Close $10.06 Range $8.30 - $12.44

Q4 2024

Shares 6,868,620 Value ($000) $57,216 Avg Close $7.38 Range $5.67 - $9.21

Q3 2024

Shares 6,859,591 Value ($000) $40,677 Avg Close $5.57 Range $4.62 - $6.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,125,259	$70,609	$8.68	$7.11 - $10.75
Q3 2025	8,273,324	$77,604	$9.32	$7.95 - $10.64
Q2 2025	8,058,350	$72,283	$7.98	$6.93 - $9.17
Q1 2025	7,598,719	$66,261	$10.06	$8.30 - $12.44
Q4 2024	6,868,620	$57,216	$7.38	$5.67 - $9.21
Q3 2024	6,859,591	$40,677	$5.57	$4.62 - $6.92