Form 4: Ciena Executive Reports Stock Transaction
Insider Transaction (Form 4)
Dino Diperna, EVP & Chief R&D Officer of Ciena Corp, reported multiple transactions in common stock on September 20, 2026.
Summary
- Tax/exercise-price withholding: disposed of 204 Common Stock at $348.80 ($71,155) on September 20, 2026; holds 38,922 after (Direct).
- Tax/exercise-price withholding: disposed of 444 Common Stock at $348.80 ($154,867) on September 20, 2026; holds 38,478 after (Direct).
- Tax/exercise-price withholding: disposed of 730 Common Stock at $348.80 ($254,624) on September 20, 2026; holds 37,748 after (Direct).
- Tax/exercise-price withholding: disposed of 428 Common Stock at $348.80 ($149,286) on September 20, 2026; holds 37,320 after (Direct).
- Tax/exercise-price withholding: disposed of 247 Common Stock at $348.80 ($86,154) on September 20, 2026; holds 37,073 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Dino Diperna — Officer (EVP & Chief R&D Officer)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-20 | Tax/exercise-price withholding | Common Stock | 204 | $349 | $71.2K | 38,922 |
| 2026-09-20 | Tax/exercise-price withholding | Common Stock | 444 | $349 | $154.9K | 38,478 |
| 2026-09-20 | Tax/exercise-price withholding | Common Stock | 730 | $349 | $254.6K | 37,748 |
| 2026-09-20 | Tax/exercise-price withholding | Common Stock | 428 | $349 | $149.3K | 37,320 |
| 2026-09-20 | Tax/exercise-price withholding | Common Stock | 247 | $349 | $86.2K | 37,073 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-20 | Tax/exercise-price withholding (204 shares) |
| 2026-09-20 | Tax/exercise-price withholding (444 shares) |
| 2026-09-20 | Tax/exercise-price withholding (730 shares) |
| 2026-09-20 | Tax/exercise-price withholding (428 shares) |
| 2026-09-20 | Tax/exercise-price withholding (247 shares) |
Keywords
insider transaction, Form 4, CIEN, CIENA CORP, neutral, Dino Diperna
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