Glingener Christoph
Chief Technology Officer
Glingener Christoph has filed 3 SEC Form 4 filings (8 transaction rows) across 1 company, with disclosures dating back to 2026. 3 of those filings fall inside the rolling window. Most recent filing: Aug 10, 2026.
On the most recent filing, Glingener Christoph is listed as Chief Technology Officer at ADTRAN Holdings, Inc. Inside the rolling window, Glingener Christoph reported no open-market purchases and 2 open-market sales totaling $2.2M in ADTN. The largest disclosed transaction in the window is a sale of 126,115 ADTN shares on May 7, 2026, worth $1.9M.
Companies traded
Other insiders at ADTN
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$2.2M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Glingener Christoph made?
Glingener Christoph has filed 3 SEC Form 4 filings (8 transaction rows) across 1 company since 2026.
Which companies does Glingener Christoph trade?
Glingener Christoph has filed SEC Form 4 disclosures for 1 company, including ADTN.
When was Glingener Christoph's most recent SEC Form 4 filing?
Glingener Christoph's most recent SEC Form 4 filing on Tracefour is dated Aug 10, 2026.
What is Glingener Christoph's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Glingener Christoph is listed as Chief Technology Officer.
What is Glingener Christoph's total buy and sell value in the current window?
Inside the rolling retention window, Glingener Christoph bought $0 and sold $2.2M based on SEC Form 4 filings.
What was Glingener Christoph's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 126,115 ADTN shares on 2026-05-07, worth $1.9M, per SEC Form 4 filings.