Marc D. Graff
EVP & Chief Financial Officer at Ciena Corp (CIEN)
Marc D. Graff has filed 10 insider reports with the SEC since August 2025, as EVP & Chief Financial Officer at Ciena Corp (CIEN). In the last 12 months Marc D. Graff sold $2.27M of stock on the open market. The latest filing, on November 3, 2026, reports shares withheld for taxes or exercise price at Ciena Corp (CIEN).
- Filings
- 10
- Companies
- 1
- Bought on market
- None
- Sold on market
- $2.27M
Companies where Marc D. Graff is an insider
| Company | Role | Shares held | Bought | Sold | Last filing |
|---|---|---|---|---|---|
| CIEN Ciena Corp | EVP & Chief Financial Officer | 103,377 | $2.27M | Nov 3, 2026 |
Shares held: common shares owned directly after the latest filing that states it.
Every filing
- Nov 1, 2026CIENEVP & Chief Financial Officer Graff Marc D. covered exercise/tax liability with 3,759 shares, decreasing direct ownership by 4% to 103,377 unitsForm 4Shares withheld for taxes or exercise price
- Sep 20, 2026CIENEVP & Chief Financial Officer Graff Marc D. covered exercise/tax liability with 286 shares, decreasing direct ownership by 0.27% to 107,233 unitsForm 4Shares withheld for taxes or exercise price
- Aug 14, 2026-$2.15MCIENSVP & Chief Financial Officer Graff Marc D. sold $2,151,435 worth of shares (4,995 units at $430.72) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 107,519 unitsForm 4Open-market sale10b5-1 plan
- Aug 1, 2026CIENSVP & Chief Financial Officer Graff Marc D. covered exercise/tax liability with 14,441 shares, decreasing direct ownership by 11% to 112,514 unitsForm 4Shares withheld for taxes or exercise price
- Jul 1, 2026-$58.7KCIENSVP & Chief Financial Officer Graff Marc D. sold $58,741 worth of shares (126 units at $466.20) as part of a pre-agreed trading plan, decreasing direct ownership by 0.10% to 126,955 unitsForm 4Open-market sale10b5-1 plan
- Jun 24, 2026-$56.6KCIENSVP & Chief Financial Officer Graff Marc D. sold $56,619 worth of shares (126 units at $449.36) as part of a pre-agreed trading plan, decreasing direct ownership by 0.10% to 127,081 unitsForm 4Open-market sale10b5-1 plan
- Jun 20, 2026CIENSVP & Chief Financial Officer Graff Marc D. covered exercise/tax liability with 199 shares, decreasing direct ownership by 0.16% to 127,207 unitsForm 4Shares withheld for taxes or exercise price
- Mar 20, 2026CIENSEC Form 4 filed by Graff Marc D.Form 4Shares withheld for taxes or exercise price
- Dec 16, 2025CIENSVP & Chief Financial Officer Graff Marc D. was granted 9,293 shares, increasing direct ownership by 8% to 127,605 unitsForm 4Grant or award
- Aug 1, 2025CIENSVP & Chief Financial Officer Graff Marc D. was granted 118,312 sharesForm 4Grant or award
Other insiders at the same companies
- Gary B SmithCIEN
- Joseph CumelloCIEN
- Bruce L. ClaflinCIEN
- Thomas Michael NevensCIEN
- Dino DiPernaCIEN
- Grant HoffmanCIEN
- Brodie GageCIEN
- David M RothensteinCIEN
- Jason PhippsCIEN
- Sheela KosarajuCIEN
- Lawton W FittCIEN
- Mary G PumaCIEN
- Joanne Beth OlsenCIEN
- Devinder KumarCIEN
- Patrick GallagherCIEN
- Hassan AhmedCIEN
Questions about Marc D. Graff
- What is Marc D. Graff's role at Ciena Corp?
- Marc D. Graff reports to the SEC as EVP & Chief Financial Officer at Ciena Corp (CIEN), according to the latest filing on November 3, 2026.
- How many shares does Marc D. Graff own?
- After the latest filing that states it, Marc D. Graff directly owned 103,377 shares of Ciena Corp (CIEN). Shares held through trusts, funds or family members are reported separately and are not counted here.
- Has Marc D. Graff bought or sold stock recently?
- The most recent open-market sale was on August 14, 2026: sold 4,995 shares of Ciena Corp (CIEN) for $2.15M at an average of $430.72.
- How do I get alerts when Marc D. Graff files?
- Follow Marc D. Graff on Quantisnow and you get an email, and a phone notification on Plus, within minutes of each new Form 4 or Form 5. Marc D. Graff filed 3 times in the last 90 days.
From SEC Forms 4 and 5 filed by Marc D. Graff (SEC CIK 0002080157). Totals count each trade once, skipping amendments whose original is on file, from Aug 5, 2025 on. View on SEC EDGAR