Christoph Glingener
Chief Technology Officer · ADTRAN Holdings, Inc.
- 2026
- Aug 10, 2026
- 3
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Christoph Glingener files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Thomas R. Stanton - $300K in ADTN purchases and sales in the last 12 months
- Hourigan Rice Jacqueline - $148K in ADTN purchases and sales in the last 12 months
- James Denson Wilson Jr. - $137K in ADTN purchases and sales in the last 12 months
- Nikos Theodosopoulos - $100K in ADTN purchases and sales in the last 12 months
- Timothy P. Santo - $99K in ADTN purchases and sales in the last 12 months
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Frequently asked questions
Who is Christoph Glingener?
Christoph Glingener is a corporate insider, tracked as Chief Technology Officer of ADTRAN Holdings, Inc. (ADTN). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Christoph Glingener submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Christoph Glingener been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($2.22M) across all tracked filings.
