Updated Jul 16, 2026 · Last SEC filing 2026-07-06
CIENA CORP (CIEN) has filed 26 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by CIEN in the last 90 days. 13 Form 144 notices of proposed sale were filed for CIEN stock. InsiderAlpha tracks every CIEN SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Telephone & Telegraph Apparatus (SIC 3661) |
|---|---|
| SEC CIK | 0000936395 |
| Form 4 filings (90d) | 26 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 13 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Phipps Jason | SVP Global Sales and Marketing | S — Open-market sale | 2.6K | $466.20 | $1.23M | SEC | |
| Kosaraju Sheela | SVP and General Counsel | S — Open-market sale | 2.0K | $466.20 | $938K | SEC | |
| SMITH GARY B | President, CEO | S — Open-market sale | 3.0K | $468.83 | $1.38M | SEC | |
| Graff Marc D. | SVP & Chief Financial Officer | S — Open-market sale | 126 | $466.20 | $59K | SEC | |
| Cumello Joseph | SVP, General Mgr. Blue Planet | S — Open-market sale | 1.6K | $466.33 | $740K | SEC | |
| Graff Marc D. | SVP & Chief Financial Officer | S — Open-market sale | 126 | $449.36 | $57K | SEC | |
| Hoffman Grant | SVP Chief Supply Chain Officer | A — Grant or award | 6.5K | $0.00 | — | SEC | |
| Phipps Jason | SVP Global Sales and Marketing | F — Tax withholding / forfeiture | 504 | $428.22 | $216K | SEC | |
| Cumello Joseph | SVP, General Mgr. Blue Planet | F — Tax withholding / forfeiture | 180 | $428.22 | $77K | SEC | |
| Phipps Jason | SVP Global Sales and Marketing | F — Tax withholding / forfeiture | 268 | $428.22 | $115K | SEC | |
| Cumello Joseph | SVP, General Mgr. Blue Planet | F — Tax withholding / forfeiture | 332 | $428.22 | $142K | SEC | |
| DiPerna Dino | SVP Global R&D | F — Tax withholding / forfeiture | 204 | $428.22 | $87K | SEC | |
| Phipps Jason | SVP Global Sales and Marketing | F — Tax withholding / forfeiture | 735 | $428.22 | $315K | SEC | |
| Phipps Jason | SVP Global Sales and Marketing | F — Tax withholding / forfeiture | 859 | $428.22 | $368K | SEC | |
| DiPerna Dino | SVP Global R&D | F — Tax withholding / forfeiture | 428 | $428.22 | $183K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for CIENA CORP (CIEN). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| SMITH GARY B | 10 | $12.78M |
| Rothenstein David M | 8 | $4.72M |
| Gage Brodie | 8 | $2.64M |
| Kosaraju Sheela | 6 | $1.80M |
| Cumello Joseph | 6 | $1.47M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in CIEN insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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