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ADTRAN Holdings, Inc.

ADTN Net buying

CIK 0000926282 #2903 in the set updated 18 Sep 2026

Bought (12 mo)

$499.75K

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$2.51M

$0.00 on a plan · $2.22M straight out of an exercise

Sold at will

$285.60K

2 of 5 sales

Net

−$2.01M

+$214.15K against sales at will

By person

12 insiders · 9 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Glingener Christoph

Chief Technology Officer

—

$2.22M (3) scheduled

−$2.22M

83,953

0.1030%

$638.04K

+344.9%

STANTON THOMAS R

Chairman & CEO

$300.00K (1)

—

+$300.00K

1,126,554

1.38%

$8.56M

+38.2%

Jacqueline Hourigan Rice

Director

—

$148.24K (1)

−$148.24K

13,809

0.0169%

$104.95K

−15.5%

Wilson James Denson Jr

Chief Revenue Officer

—

$137.37K (1)

−$137.37K

132,808

0.1630%

$1.01M

+23.9%

Theodosopoulos Nikos

Director

$100.43K (1)

—

+$100.43K

65,963

0.0810%

$501.32K

+165.0%

Santo Timothy P

SVP of Finance; CFO

$99.32K (2)

—

+$99.32K

59,924

0.0735%

$455.42K

—

Nair Balan

Director

—

125,373

0.1539%

$952.83K

+29.0%

HUSS H FENWICK

Director

—

107,600

0.1321%

$817.76K

+35.5%

Walker Kathryn A

Director

—

98,663

0.1211%

$749.84K

+40.1%

McCray Gregory James

Director

—

72,893

0.0895%

$553.99K

+63.2%

Dopfer Ulrich

Chief Financial Officer

—

48,195

0.0591%

$366.28K

+126.3%

DelSanto Anne

Director

—

4,399

0.0054%

$33.43K

—

Individual transactions

Insider

Date

Role

Action

Price

Amount

Santo Timothy P

6 Aug 2026

SVP of Finance; CFO

Buy

6,579

$7.60

$50.00K

Wilson James Denson Jr

20 May 2026

Chief Revenue Officer

Sell

9,332

$14.72

$137.37K

Glingener Christoph

8 May 2026

Chief Technology Officer

Sold after exercise

22,277

$15.00

$334.16K

Glingener Christoph

7 May 2026

Chief Technology Officer

Sold after exercise

84,895

$15.06

$1.28M

Glingener Christoph

7 May 2026

Chief Technology Officer

Sold after exercise

41,220

$14.73

$607.17K

Jacqueline Hourigan Rice

4 Mar 2026

Director

Sell

14,406

$10.29

$148.24K

Santo Timothy P

28 Nov 2025

SVP of Finance; CFO

Buy

6,150

$8.02

$49.32K

Theodosopoulos Nikos

26 Nov 2025

Director

Buy

12,859

$7.81

$100.43K

STANTON THOMAS R

24 Nov 2025

Chairman & CEO

Buy

40,928

$7.33

$300.00K

What was left out

Form 4 filings counted 28

Amendments (4/A) skipped 2

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 3

Sales at will 2

Transactions with no price 0

Shares from compensation/vesting 603,054

History held since 15 Nov 2016