Insiders who reported open-market trades in the last 12 months at the companies Stefan Becker 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.
Wendell P. Weeks - $40.01M in GLW purchases and sales in the last 12 months
Eric S. Musser - $13.72M in GLW purchases and sales in the last 12 months
Lewis A. Steverson - $11.48M in GLW purchases and sales in the last 12 months
Stefan Becker is a corporate insider, tracked as SVP, Finance & Corp Controller of CORNING INC /NY (GLW). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Stefan Becker last file a Form 4?
The most recent primary Form 4 on record is dated 14 May 2026, one of 10 filings going back to 2024.
Has Stefan Becker been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($6.22M) across all tracked filings.
Stefan Becker is SVP, Finance & Corp Controller of CORNING INC /NY (GLW). 10 SEC Form 4 filings on record going back to 2024, most recently on 14 May 2026. Most recent open-market trade: sold $3.95M of GLW on 8 May 2026. Lifetime open-market sales: $6.22M.
Recent transactions
18
The latest 18 SEC Form 4 transactions reported by Stefan Becker.
InsiderAlpha's records for Stefan Becker go back to 2024: 10 primary Form 4 filings, an average of 3.3 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
