Insider · SEC Forms 3, 4, 5
CIK 1494730
All transactions
Every Form 4 row this person reported, newest first
Insider · SEC Forms 3, 4, 5
Every Form 4 row this person reported, newest first
Rothenstein David M (CIK 1444157) reported 55 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-22). Recent activity: Sell CIEN (679 shares), Sell CIEN (204 shares), Sell CIEN (811 shares), Sell CIEN (436 shares), Sell CIEN (220 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-22 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 679 | $236,835 |
| 2026-09-22 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 204 | $71,155 |
| 2026-09-22 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 811 | $282,877 |
| 2026-09-22 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 436 | $152,077 |
| 2026-09-22 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 220 | $76,736 |
| 2026-09-17 | CIENA CORP (CIEN) | EVP & Chief Strategy Officer | Sell | 2,500 | $826,208 |
| 2026-08-18 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $1.1M |
| 2026-07-17 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $1.1M |
| 2026-06-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 220 | $94,208 |
| 2026-06-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 204 | $87,357 |
| 2026-06-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 811 | $347,286 |
| 2026-06-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 436 | $186,704 |
| 2026-06-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 679 | $290,761 |
| 2026-06-17 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $1.1M |
| 2026-05-19 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $1.4M |
| 2026-04-17 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $1.2M |
| 2026-03-24 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 472 | $181,196 |
| 2026-03-24 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 174 | $66,797 |
| 2026-03-24 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 811 | $311,335 |
| 2026-03-24 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 436 | $167,376 |
| 2026-03-24 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 220 | $84,456 |
| 2026-03-18 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $862,500 |
| 2026-02-19 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $750,500 |
| 2026-01-13 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 2,500 | $548,200 |
| 2025-12-23 | CIENA CORP (CIEN) | SVP and Chief Strategy Officer | Sell | 679 | $156,401 |
Source: SEC Form 4 filings · as of 2026-09-22