Updated Jul 16, 2026
Rothenstein David M has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $7.86M.

David M. Rothenstein is the Senior Vice President and Chief Strategy Officer at Ciena Corporation, a leading telecommunications equipment provider. He has been involved in various strategic initiatives within the company, contributing to its focus on optical transport technologies.
| Role | SVP and Chief Strategy Officer |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-23 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 220 | $428.22 | $94K |
| 2026-06-23 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 436 | $428.22 | $187K |
| 2026-06-23 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 811 | $428.22 | $347K |
| 2026-06-23 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 204 | $428.22 | $87K |
| 2026-06-23 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 679 | $428.22 | $291K |
| 2026-06-17 | CIEN | CIENA CORP | S — Open-market sale | 2.5K | $457.07 | $1.14M |
| 2026-05-19 | CIEN | CIENA CORP | S — Open-market sale | 2.5K | $562.39 | $1.41M |
| 2026-04-17 | CIEN | CIENA CORP | S — Open-market sale | 2.5K | $467.65 | $1.17M |
| 2026-03-24 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 220 | $383.89 | $84K |
| 2026-03-24 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 436 | $383.89 | $167K |
| 2026-03-24 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 811 | $383.89 | $311K |
| 2026-03-24 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 174 | $383.89 | $67K |
| 2026-03-24 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 472 | $383.89 | $181K |
| 2026-03-18 | CIEN | CIENA CORP | S — Open-market sale [10b5-1] | 2.5K | $345.00 | $862K |
| 2026-02-19 | CIEN | CIENA CORP | S — Open-market sale [10b5-1] | 2.5K | $300.20 | $750K |
| 2025-12-16 | CIEN | CIENA CORP | S — Open-market sale [10b5-1] | 2.5K | $220.84 | $552K |
| 2025-10-15 | CIEN | CIENA CORP | S — Open-market sale | 2.5K | $170.22 | $426K |
| 2025-09-20 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 308 | $138.37 | $43K |
| 2025-09-20 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 436 | $138.37 | $60K |
| 2025-09-20 | CIEN | CIENA CORP | F — Tax withholding / forfeiture | 811 | $138.37 | $112K |
David M. Rothenstein is the Senior Vice President and Chief Strategy Officer at Ciena Corporation, a leading telecommunications equipment provider. He has been involved in various strategic initiatives within the company, contributing to its focus on optical transport technologies.…
4 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 13 open-market sales ($7.86M) across all tracked 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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