Stocks
ADTN ADTRAN Holdings, Inc.

ADTN

ADTRAN Holdings, Inc.

Company with tickers: ADTN

CIK

926282

CUSIP

00486H105

Shares Outstanding

80,698,206

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-04-01	Wilson James Denson Jr	Chief Revenue Officer	Award	24,908	—	—	152,609
2026-04-01	Wilson James Denson Jr	Chief Revenue Officer	Other	4,246	—	—	4,246
2026-04-01	Santo Timothy P	SVP of Finance; CFO	Award	28,252	—	—	53,345
2026-04-01	STANTON THOMAS R	Director, Chairman & CEO	Award	170,723	—	—	1,126,553
2026-03-19	Santo Timothy P	SVP of Finance; CFO	Tax	1,501	$11.90	$17,862	25,093
2026-03-04	Jacqueline Hourigan Rice	Director	Sell	14,406	$10.29	$148,238	13,809
2026-03-04	Jacqueline Hourigan Rice	Director	Other	62,281	—	—	62,281
2026-01-26	Wilson James Denson Jr	Chief Revenue Officer	Tax	998	$9.73	$9,711	125,233
2026-01-26	Wilson James Denson Jr	Chief Revenue Officer	Award	3,777	—	—	129,010
2026-01-26	Wilson James Denson Jr	Chief Revenue Officer	Tax	1,087	$9.24	$10,044	127,923
2026-01-26	Wilson James Denson Jr	Chief Revenue Officer	Other	4,246	—	—	4,246
2026-01-26	STANTON THOMAS R	Director, Chairman & CEO	Award	27,973	—	—	967,877
2026-01-26	STANTON THOMAS R	Director, Chairman & CEO	Tax	12,407	$9.24	$114,641	955,470
2026-01-26	STANTON THOMAS R	Director, Chairman & CEO	Tax	14,409	$9.73	$140,200	939,904
2026-01-24	Wilson James Denson Jr	Chief Revenue Officer	Other	4,246	—	—	4,246
2026-01-24	Wilson James Denson Jr	Chief Revenue Officer	Tax	1,227	$9.55	$11,718	126,231
2026-01-24	STANTON THOMAS R	Director, Chairman & CEO	Tax	17,535	$9.55	$167,459	954,313
2026-01-20	Wilson James Denson Jr	Chief Revenue Officer	Tax	765	$9.24	$7,069	127,458
2026-01-20	Wilson James Denson Jr	Chief Revenue Officer	Other	4,246	—	—	4,246
2026-01-20	STANTON THOMAS R	Director, Chairman & CEO	Tax	10,247	$9.24	$94,682	971,848
2025-12-31	McCray Gregory James	Director	Award	13,809	—	—	72,892
2025-12-31	Walker Kathryn A	Director	Award	13,809	—	—	98,663
2025-12-31	Theodosopoulos Nikos	Director	Award	13,809	—	—	65,963
2025-12-31	Nair Balan	Director, President and CEO	Award	13,809	—	—	125,373
2025-12-31	HUSS H FENWICK	Director	Award	13,809	—	—	107,600
2025-12-31	Jacqueline Hourigan Rice	Director	Other	62,281	—	—	62,281
2025-12-31	Jacqueline Hourigan Rice	Director	Award	13,809	—	—	28,215
2025-11-28	Santo Timothy P	SVP of Finance; CFO	Buy	6,150	$8.02	$49,323	26,594
2025-11-26	Theodosopoulos Nikos	Director	Buy	12,859	$7.81	$100,429	52,154
2025-11-24	STANTON THOMAS R	Director, Chairman & CEO	Buy	40,928	$7.33	$300,002	982,095
2025-11-17	STANTON THOMAS R	Director, Chairman & CEO	Tax	3,355	$7.33	$24,592	941,167
2025-11-17	Wilson James Denson Jr	Chief Revenue Officer	Other	4,246	—	—	4,246
2025-11-17	Wilson James Denson Jr	Chief Revenue Officer	Tax	468	$7.33	$3,430	128,223
2025-07-13	STANTON THOMAS R	Director, Chairman & CEO	Tax	5,663	$9.20	$52,100	944,522
2025-04-13	STANTON THOMAS R	Director, Chairman & CEO	Tax	5,408	$7.62	$41,209	950,185
2025-03-19	Santo Timothy P	SVP of Finance; CFO	Award	20,444	—	—	20,444
2025-03-10	Santo Timothy P	SVP of Finance; CFO	Other	0	—	—	0
2025-01-26	Wilson James Denson Jr	Chief Revenue Officer	Tax	845	$10.31	$8,712	128,691
2025-01-26	Dopfer Ulrich	Chief Financial Officer	Tax	1,167	$10.31	$12,032	48,195
2025-01-26	STANTON THOMAS R	Director, Chairman & CEO	Tax	9,536	$10.31	$98,316	955,593
2025-01-24	Glingener Christoph	Chief Technology Officer	Award	13,907	—	—	32,775
2025-01-24	Wilson James Denson Jr	Chief Revenue Officer	Award	16,096	—	—	119,581
2025-01-24	Wilson James Denson Jr	Chief Revenue Officer	Tax	4,208	$10.31	$43,384	115,373
2025-01-24	Wilson James Denson Jr	Chief Revenue Officer	Other	4,249	—	—	4,249
2025-01-24	Dopfer Ulrich	Chief Financial Officer	Award	16,291	—	—	37,591
2025-01-24	Dopfer Ulrich	Chief Financial Officer	Tax	4,613	$10.31	$47,560	32,978
2025-01-24	STANTON THOMAS R	Director, Chairman & CEO	Award	39,375	—	—	815,592
2025-01-24	STANTON THOMAS R	Director, Chairman & CEO	Tax	10,307	$10.31	$106,265	805,285
2025-01-20	STANTON THOMAS R	Director, Chairman & CEO	Tax	6,395	$10.19	$65,165	776,217
2025-01-20	Wilson James Denson Jr	Chief Revenue Officer	Tax	765	$10.19	$7,795	103,485
2025-01-20	Wilson James Denson Jr	Chief Revenue Officer	Other	4,249	—	—	4,249
2025-01-13	STANTON THOMAS R	Director, Chairman & CEO	Tax	6,018	$10.01	$60,240	782,612
2024-12-31	McCray Gregory James	Director	Award	14,406	—	—	59,083
2024-12-31	Theodosopoulos Nikos	Director	Award	14,406	—	—	39,295
2024-12-31	Walker Kathryn A	Director	Award	14,406	—	—	84,854
2024-12-31	Jacqueline Hourigan Rice	Director	Award	14,406	—	—	30,755
2024-12-31	Jacqueline Hourigan Rice	Director	Gift	16,349	—	—	14,406
2024-12-31	Jacqueline Hourigan Rice	Director	Other	62,281	—	—	62,281
2024-12-31	Nair Balan	Director, President and CEO	Award	14,406	—	—	111,564
2024-12-31	HUSS H FENWICK	Director	Award	14,406	—	—	93,791
2024-11-17	STANTON THOMAS R	Director, Chairman & CEO	Tax	16,773	$7.75	$129,991	788,630
2024-11-17	Wilson James Denson Jr	Chief Revenue Officer	Tax	2,340	$7.75	$18,135	104,250
2024-11-16	STANTON THOMAS R	Director, Chairman & CEO	Tax	5,572	$7.75	$43,183	805,403
2024-11-16	Wilson James Denson Jr	Chief Revenue Officer	Other	4,256	—	—	4,256
2024-11-16	Wilson James Denson Jr	Chief Revenue Officer	Tax	794	$7.75	$6,154	106,590
2024-10-13	STANTON THOMAS R	Director, Chairman & CEO	Tax	3,748	$5.91	$22,151	810,975
2024-07-13	STANTON THOMAS R	Director, Chairman & CEO	Tax	72,549	$5.78	$419,333	784,080
2024-05-24	Dopfer Ulrich	Chief Financial Officer	Tax	953	$5.27	$5,022	21,300
2024-05-24	Glingener Christoph	Chief Technology Officer	Tax	801	$5.27	$4,221	18,868
2024-01-26	Wilson James Denson Jr	Chief Revenue Officer	Award	11,516	—	—	107,384
2024-01-26	Wilson James Denson Jr	Chief Revenue Officer	Other	4,256	—	—	4,256
2024-01-26	Glingener Christoph	Chief Technology Officer	Award	12,044	—	—	19,669
2024-01-26	STANTON THOMAS R	Director, Chairman & CEO	Award	129,958	—	—	856,629
2024-01-26	Dopfer Ulrich	Chief Financial Officer	Award	13,321	—	—	22,253
2024-01-20	STANTON THOMAS R	Director, Chairman & CEO	Tax	10,817	$7.03	$76,044	726,671
2024-01-20	Wilson James Denson Jr	Chief Revenue Officer	Other	4,256	—	—	4,256
2024-01-20	Wilson James Denson Jr	Chief Revenue Officer	Tax	1,096	$7.03	$7,705	95,868
2023-12-31	Protiva Brian	Director	Other	88,326	—	—	88,326
2023-12-31	Protiva Brian	Director	Award	16,349	—	—	253,545
2023-12-31	Protiva Brian	Director	Convert	168	—	—	0
2023-12-31	Protiva Brian	Director	Other	49,464	—	—	49,464
2023-12-31	Protiva Brian	Director	Convert	168	—	—	237,196
2023-12-31	Protiva Brian	Director	Other	0	$7.34	$0	237,196
2023-12-31	McCray Gregory James	Director	Award	16,349	—	—	44,677
2023-12-31	McCray Gregory James	Director	Convert	168	—	—	28,329
2023-12-31	McCray Gregory James	Director	Convert	168	—	—	0
2023-12-31	McCray Gregory James	Director	Other	0	$7.34	$0	28,328
2023-12-31	Walker Kathryn A	Director	Convert	168	—	—	54,099
2023-12-31	Walker Kathryn A	Director	Other	0	$7.34	$0	54,099
2023-12-31	Walker Kathryn A	Director	Award	16,349	—	—	70,448
2023-12-31	Walker Kathryn A	Director	Convert	168	—	—	0
2023-12-31	Jacqueline Hourigan Rice	Director	Other	0	$7.34	$0	6,587
2023-12-31	Jacqueline Hourigan Rice	Director	Award	16,349	—	—	22,936
2023-12-31	Jacqueline Hourigan Rice	Director	Convert	168	—	—	6,587
2023-12-31	Jacqueline Hourigan Rice	Director	Convert	168	—	—	0
2023-12-31	Jacqueline Hourigan Rice	Director	Gift	6,587	—	—	16,349
2023-12-31	HUSS H FENWICK	Director	Other	0	$7.34	$0	63,036
2023-12-31	HUSS H FENWICK	Director	Convert	168	—	—	0
2023-12-31	HUSS H FENWICK	Director	Award	16,349	—	—	79,385
2023-12-31	HUSS H FENWICK	Director	Convert	168	—	—	63,036