Summary
Updated Aug 31, 2026
Grant Hoffman is SVP Chief Supply Chain Officer of CIENA CORP (CIEN). 1 SEC Form 4 filing on record, dated 23 June 2026.
Recent Transactions
1Every recent SEC Form 4 transaction Grant Hoffman has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Grant Hoffman go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Grant Hoffman 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.
- Gary B. Smith - $26.22M of CIEN open-market activity in the last 12 months
- Jason Phipps - $15.55M of CIEN open-market activity in the last 12 months
- David M. Rothenstein - $9.27M of CIEN open-market activity in the last 12 months
- Brodie Gage - $5.15M of CIEN open-market activity in the last 12 months
- Dino Diperna - $3.53M of CIEN open-market activity in the last 12 months
- Marc D. Graff - $2.27M of CIEN 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 Grant Hoffman?
Grant Hoffman is a corporate insider, tracked as SVP Chief Supply Chain Officer of CIENA CORP (CIEN). 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 Grant Hoffman submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Grant Hoffman'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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