Summary
Updated Aug 30, 2026
Eren Doygun is SVP Chief Plan. & Invest. Off. of GATX CORP (GATX). 1 SEC Form 4 filing on record, dated 28 August 2026. Most recent open-market trade: sold $180K of GATX on 28 August 2026. Lifetime open-market sales: $180K.
Recent Transactions
2Every recent SEC Form 4 transaction Eren Doygun has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Eren Doygun 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 A. Ellman - $3.28M of GATX open-market activity in the last 12 months
- Robert C. Lyons - $2.10M of GATX open-market activity in the last 12 months
- Robert Zmudka - $1.00M of GATX open-market activity in the last 12 months
- Jeffery R. Young - $509K of GATX open-market activity in the last 12 months
- Brian L. Glassberg - $397K of GATX open-market activity in the last 12 months
- John Sbragia - $343K of GATX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Eren Doygun?
Eren Doygun is a corporate insider, tracked as SVP Chief Plan. & Invest. Off. of GATX CORP (GATX). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Eren Doygun submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Eren Doygun been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($180K) across all tracked filings.
Where can I see all of Eren Doygun's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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