Marc D. Graff
EVP & Chief Financial Officer · CIENA CORP
IndividualSelling only4 10b5-1 trades
- 2025
- Oct 6, 2026
- 10
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Marc D. Graff 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 - $25.63M in CIEN purchases and sales in the last 12 months
- Jason Phipps - $16.48M in CIEN purchases and sales in the last 12 months
- David M. Rothenstein - $9.34M in CIEN purchases and sales in the last 12 months
- Brodie Gage - $5.43M in CIEN purchases and sales in the last 12 months
- Dino Diperna - $3.57M in CIEN purchases and sales in the last 12 months
- Sheela Kosaraju - $2.59M in CIEN purchases and sales in the last 12 months
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Frequently asked questions
Who is Marc D. Graff?
Marc D. Graff is a corporate insider, tracked as EVP & Chief Financial Officer of CIENA CORP (CIEN). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Marc D. Graff submitted recently?
4 primary Form 4 filings in the last 90 days, covering 1 company.
Has Marc D. Graff been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($2.30M) across all tracked filings.
