United States Communications & Networking

ADTRAN Inc (ADTN)

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ADTRAN Inc. experienced net insider selling totaling $137,367 over the past quarter. While CFO Timothy P. Santo executed a purchase, Chief Revenue Officer James D. Wilson Jr. divested shares. These transactions occur amid significant downward pressure on the stock price, which has declined 51.8% recently, trading near its 52-week low.
Ticker: ADTN Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Trades
Buy 6 Aug 2026
Value US$3,196,380.51 | Price 202.76 | Shares 43,275 (-24.4%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-07 2026-08-06 B Purchase
3.2
Santo Timothy P

SVP of Finance; CFO

Officer
43,275 -24.4%
202.76
US$3,196,381 		43,275 -24.4% 202.76 US$3,196,381
2026-05-22 2026-05-20 S Sale
2.0
Wilson James Denson Jr

Chief Revenue Officer

Officer
35,486 +38.3%
226.14
US$4,240,173 		35,486 +38.3% 226.14 US$4,240,173
2026-05-20 2026-05-20 PrS Proposed sale
2.0
JAMES D WILSON JR

Officer

Officer
22,194
268.19
US$2,526,269 		22,194 268.19 US$2,526,269
2026-05-11 2026-05-08 PlS Planned sale
Glingener Christoph

Chief Technology Officer

Officer
22,277 -32.3%
15.00
US$334,155 		22,277 -32.3% 15.00 US$334,155
2026-05-11 2026-05-07 PlS Planned sale
Glingener Christoph

Chief Technology Officer

Officer
84,895 -64.5%
15.06
US$1,278,519 		84,895 -64.5% 15.06 US$1,278,519
2026-05-11 2026-05-07 PlS Planned sale
Glingener Christoph

Chief Technology Officer

Officer
41,220 -46.9%
14.73
US$607,171 		41,220 -46.9% 14.73 US$607,171
2026-05-07 2026-05-07 PrS Proposed sale
CHRISTOPH GLINGENER

Officer

Officer
148,392
15.71
US$2,331,238 		148,392 15.71 US$2,331,238
2026-03-05 2026-03-04 S Sale
0.6
Jacqueline Hourigan Rice
Non-Executive Director
14,406 -51.1%
10.29
US$148,238 		14,406 -51.1% 10.29 US$148,238
2026-03-04 2026-03-04 PrS Proposed sale
0.6
JACQUELINE H RICE

Director

Non-Executive Director
14,406
10.29
US$148,267 		14,406 10.29 US$148,267
2025-12-01 2025-11-28 B Purchase
3.2
Santo Timothy P

SVP of Finance; CFO

Officer
6,150 +30.1%
8.02
US$49,323 		6,150 +30.1% 8.02 US$49,323
2025-12-01 2025-11-26 B Purchase
4.0
Theodosopoulos Nikos
Non-Executive Director
12,859 +32.7%
7.81
US$100,429 		12,859 +32.7% 7.81 US$100,429
2025-11-25 2025-11-24 B Purchase
3.8
STANTON THOMAS R

Chairman & CEO

Executive Director
40,928 +4.3%
7.33
US$300,002 		40,928 +4.3% 7.33 US$300,002
2022-12-09 2022-12-07 B Purchase
2.4
McCray Gregory James
Non-Executive Director
36 +0.2%
19.21
US$698 		36 +0.2% 19.21 US$698
2022-12-09 2022-12-07 B Purchase
3.8
STANTON THOMAS R

Chairman & CEO

Executive Director
652 +0.1%
19.21
US$12,529 		652 +0.1% 19.21 US$12,529
2022-09-06 2022-09-04 B Purchase
2.4
McCray Gregory James
Non-Executive Director
30 +0.1%
22.90
US$695 		30 +0.1% 22.90 US$695
2022-09-06 2022-09-04 B Purchase
3.8
STANTON THOMAS R

Chairman and CEO

Executive Director
296 +0.0%
22.90
US$6,783 		296 +0.0% 22.90 US$6,783
2022-09-06 2022-09-04 B Purchase
2.0
Wilson James Denson Jr

Chief Revenue Officer

Officer
102 +0.1%
22.90
US$2,343 		102 +0.1% 22.90 US$2,343
2022-09-06 2022-09-01 B Purchase
Foliano Michael

Chief Financial Officer

Officer
1 +0.4%
20.62
US$19 		1 +0.4% 20.62 US$19
2022-08-25 2022-08-23 S Sale
3.2
Protiva Brian

CEO of ADVA

Executive Director
8,833 -2.6%
24.64
US$217,645 		8,833 -2.6% 24.64 US$217,645
2022-08-25 2022-08-23 S Sale
3.2
Protiva Brian

CEO of ADVA

Executive Director
17,668 -5.1%
24.64
US$435,340 		17,668 -5.1% 24.64 US$435,340
2022-03-01 2022-02-24 S Sale
2.8
Kimpe Marc

SVP, Research & Development

Officer
5,000 -15.4%
20.02
US$100,100 		5,000 -15.4% 20.02 US$100,100
2021-11-17 2021-11-15 S Sale
2.2
Harris Ray

Chief Information Officer

Officer
2,270 -14.8%
21.23
US$48,197 		2,270 -14.8% 21.23 US$48,197
2021-11-12 2021-11-09 B Purchase
3.0
Nair Balan
Non-Executive Director
4,773 +7.3%
20.95
US$99,992 		4,773 +7.3% 20.95 US$99,992
2020-02-19 2020-02-18 B Purchase
3.0
Whalen Daniel T

Chief Product Officer

Officer
6,500 +28.0%
8.71
US$56,595 		6,500 +28.0% 8.71 US$56,595
2020-02-19 2020-02-14 B Purchase
3.0
Whalen Daniel T

Chief Product Officer

Officer
13,500 +139.2%
8.95
US$120,772 		13,500 +139.2% 8.95 US$120,772
2019-11-25 2019-11-25 B Purchase Kimpe Marc

SVP, Research & Development

Officer
3,000 +18.6%
9.02
US$27,060 		3,000 +18.6% 9.02 US$27,060
2019-11-07 2019-11-07 B Purchase
3.0
Nair Balan
10,000 +25.3%
9.19
US$91,883 		10,000 +25.3% 9.19 US$91,883
2019-10-17 2019-10-16 S Sale
1.9
Shannon Roger D

VP of Treas & Corp Development
6,200 -32.6%
9.71
US$60,227 		6,200 -32.6% 9.71 US$60,227
2019-04-25 2019-04-23 S Sale
1.9
Shannon Roger D

Sr. VP Treasury and Corp Dev
5,701 -23.1%
17.65
US$100,597 		5,701 -23.1% 17.65 US$100,597
2019-04-25 2019-04-23 S Sale
2.0
Wilson James Denson Jr

Sr. VP Technology & Strategy
3,269 -16.3%
17.61
US$57,554 		3,269 -16.3% 17.61 US$57,554
2020-03-09 2019-04-22 S Sale
3.2
NICHOLS ROY J
12,485 -17.9%
17.50
US$218,479 		12,485 -17.9% 17.50 US$218,479
2018-11-16 2018-11-12 S Sale Wilson James Denson Jr

SVP Technology & Strategy

Officer
1,615 -11.6%
13.45
US$21,722 		1,615 -11.6% 13.45 US$21,722
2018-11-16 2018-11-11 S Sale Wilson James Denson Jr

SVP Technology & Strategy

Officer
1,468 -9.6%
14.12
US$20,728 		1,468 -9.6% 14.12 US$20,728
2017-10-25 2017-10-23 S Sale Heering Kevin P.

Sr VP Quality & Administration
9,809 -71.7%
21.60
US$211,825 		9,809 -71.7% 21.60 US$211,825
2017-10-25 2017-10-20 S Sale Schansman Raymond R

SVP Global Services & Support
48,056 -88.2%
21.70
US$1,042,575 		48,056 -88.2% 21.70 US$1,042,575
2017-07-26 2017-07-25 S Sale Foliano Michael

Sr VP, Global Operations

Officer
23,678 -82.3%
23.77
US$562,857 		23,678 -82.3% 23.77 US$562,857
2017-07-26 2017-07-24 S Sale Foliano Michael

Sr VP, Global Operations

Officer
322 -5.9%
23.70
US$7,631 		322 -5.9% 23.70 US$7,631
2016-11-21 2016-11-17 S Sale Wilson James Denson Jr

SVP Technology & Strategy

Officer
26,295 -80.3%
19.93
US$524,036 		26,295 -80.3% 19.93 US$524,036
2015-04-29 2015-04-28 B Purchase STANTON THOMAS R

CEO

Executive Director
31,200 +37.7%
16.05
US$500,760 		31,200 +37.7% 16.05 US$500,760
2015-04-24 2015-04-24 S Sale MATTHEWS JAMES E Non-Executive Director
17,250 -100.0%
16.03
US$276,578 		17,250 -100.0% 16.03 US$276,578
2015-04-24 2015-04-24 S Sale MATTHEWS JAMES E Non-Executive Director
5,750 -100.0%
16.03
US$92,193 		5,750 -100.0% 16.03 US$92,193
2014-12-01 2014-11-26 S Sale HUSS H FENWICK Non-Executive Director
5,000 -31.7%
21.21
US$106,042 		5,000 -31.7% 21.21 US$106,042
2014-12-01 2014-11-26 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
1 -100.0%
21.08
US$21 		1 -100.0% 21.08 US$21
2014-12-01 2014-11-26 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
2,577 -100.0%
21.08
US$54,332 		2,577 -100.0% 21.08 US$54,332
2014-08-29 2014-08-29 S Sale Heering Kevin P.

Sr VP Quality & Administration

Officer
1,324 -89.8%
23.11
US$30,599 		1,324 -89.8% 23.11 US$30,599
2014-08-29 2014-08-29 S Sale Heering Kevin P.

Sr VP Quality & Administration

Officer
4,326 -96.6%
23.10
US$99,913 		4,326 -96.6% 23.10 US$99,913
2014-07-23 2014-07-21 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
2,577 -100.0%
22.07
US$56,866 		2,577 -100.0% 22.07 US$56,866
2013-11-27 2013-11-25 S Sale Wilson James Denson Jr

Sr. VP & GM, Carrier Networks

Officer
14,033 -93.2%
24.56
US$344,604 		14,033 -93.2% 24.56 US$344,604
2013-07-18 2013-07-16 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
3,750 -100.0%
25.35
US$95,059 		3,750 -100.0% 25.35 US$95,059
2012-12-03 2012-11-30 S Sale NICHOLS ROY J Non-Executive Director
10,000 -38.5%
20.01
US$200,104 		10,000 -38.5% 20.01 US$200,104
2012-07-16 2012-07-15 B Purchase MARKS WILLIAM L Non-Executive Director
1,600 +22.9%
21.98
US$35,168 		1,600 +22.9% 21.98 US$35,168
2012-07-16 2012-07-15 B Purchase MARKS WILLIAM L Non-Executive Director
7,000 +inf%
21.93
US$153,482 		7,000 +inf% 21.93 US$153,482
2012-05-15 2012-05-11 S Sale Wilson James Denson Jr

Sr VP and GM, Carrier Networks

Officer
562 -100.0%
30.51
US$17,147 		562 -100.0% 30.51 US$17,147
2012-05-15 2012-05-11 S Sale Wilson James Denson Jr

Sr VP and GM, Carrier Networks

Officer
1,656 -100.0%
30.51
US$50,524 		1,656 -100.0% 30.51 US$50,524
2012-05-15 2012-05-11 S Sale Wilson James Denson Jr

Sr VP and GM, Carrier Networks

Officer
5,250 -100.0%
30.51
US$160,176 		5,250 -100.0% 30.51 US$160,176
2012-05-15 2012-05-11 S Sale Wilson James Denson Jr

Sr VP and GM, Carrier Networks

Officer
4,650 -100.0%
30.45
US$141,599 		4,650 -100.0% 30.45 US$141,599
2012-05-02 2012-04-30 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
3,750 -100.0%
30.51
US$114,423 		3,750 -100.0% 30.51 US$114,423
2012-05-02 2012-04-30 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
4,312 -100.0%
30.51
US$131,572 		4,312 -100.0% 30.51 US$131,572
2012-02-17 2012-02-15 S Sale SCHNEIDER KEVIN W

Chief Technology Officer

Officer
11,280 -33.4%
37.54
US$423,447 		11,280 -33.4% 37.54 US$423,447
2011-12-01 2011-11-29 B Purchase NICHOLS ROY J Non-Executive Director
3 +100.0%
31.38
US$94 		3 +100.0% 31.38 US$94
2011-12-01 2011-11-29 B Purchase NICHOLS ROY J Non-Executive Director
3 +100.0%
31.28
US$94 		3 +100.0% 31.28 US$94
2011-11-18 2011-11-16 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
48 -100.0%
34.01
US$1,632 		48 -100.0% 34.01 US$1,632
2011-11-18 2011-11-16 S Sale FREDRICKSON ROBERT A

VP - Carrier Network Sales

Officer
3,702 -100.0%
34.01
US$125,887 		3,702 -100.0% 34.01 US$125,887
2011-02-14 2011-02-11 S Sale SCHNEIDER KEVIN W

Chief Technology Officer

Officer
33,720 -66.7%
46.69
US$1,574,532 		33,720 -66.7% 46.69 US$1,574,532
2011-02-10 2011-02-08 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
6,017 -100.0%
44.81
US$269,620 		6,017 -100.0% 44.81 US$269,620
2011-02-10 2011-02-08 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
7,330 -100.0%
44.81
US$328,455 		7,330 -100.0% 44.81 US$328,455
2011-02-10 2011-02-08 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
3,983 -100.0%
44.81
US$178,477 		3,983 -100.0% 44.81 US$178,477
2011-02-10 2011-02-08 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
2,670 -100.0%
44.81
US$119,642 		2,670 -100.0% 44.81 US$119,642
2011-02-09 2011-02-07 S Sale Schansman Raymond R

Sr VP and GM, Enterprise

Officer
10,500 -100.0%
46.42
US$487,358 		10,500 -100.0% 46.42 US$487,358
2011-02-09 2011-02-07 S Sale Schansman Raymond R

Sr VP and GM, Enterprise

Officer
2,300 -100.0%
46.29
US$106,474 		2,300 -100.0% 46.29 US$106,474
2011-02-03 2011-02-01 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
2,875 -100.0%
41.70
US$119,878 		2,875 -100.0% 41.70 US$119,878
2011-02-03 2011-02-01 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
978 -100.0%
41.70
US$40,779 		978 -100.0% 41.70 US$40,779
2011-02-03 2011-02-01 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
2,875 -100.0%
41.70
US$119,878 		2,875 -100.0% 41.70 US$119,878
2011-02-03 2011-02-01 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
1,897 -100.0%
41.70
US$79,098 		1,897 -100.0% 41.70 US$79,098
2011-02-03 2011-02-01 S Sale LOCKE P STEVEN

VP - Service Provider Sales

Officer
2,500 -100.0%
41.70
US$104,242 		2,500 -100.0% 41.70 US$104,242
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