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CIEN • CIK 0000936395
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People and entities that have reported ownership via Form 3, 3/A, 4, 4/A, 5, 5/A
Parsed transactions from Form 4 (and 3/5) filings (past year)
0 transactions · 0 shares
— total value
18 transactions · 48.85K shares
$15.37M total value
| Filing Date | Insiders | Transactions | Filing |
|---|---|---|---|
| Oct 13, 2026 | SMITH GARY B | Sold 2.95K @ $369.6605/share ($1.09M) | View |
| Oct 6, 2026 | Graff Marc D. | Sold 97 @ $355.19/share ($34.45K) | View |
| Oct 6, 2026 | Kosaraju Sheela | Sold 2.10K @ $355.19/share ($746.25K) | View |
| Oct 6, 2026 | Phipps Jason | Sold 2.63K @ $355.19/share ($933.79K) | View |
| Sep 29, 2026 | Cumello Joseph | Sold 1.59K @ $358.5151/share ($568.60K) | View |
| Sep 28, 2026 | Claflin Bruce L. | Sold 2.86K @ $355.91/share ($1.02M) | View |
| Sep 25, 2026 | NEVENS THOMAS MICHAEL | Sold 3.74K @ $359.04/share ($1.34M) Gift: 2.80K | View |
| Sep 22, 2026 | Hoffman Grant | Tax Withholding: 170 @ $348.80 ($59.30K) | View |
| Sep 22, 2026 | Graff Marc D. | Tax Withholding: 286 @ $348.80 ($99.76K) | View |
| Sep 22, 2026 | Gage Brodie | Tax Withholding: 1.93K @ $348.80 ($674.58K) | View |
| Sep 22, 2026 | DiPerna Dino | Tax Withholding: 2.05K @ $348.80 ($716.09K) | View |
| Sep 22, 2026 | Kosaraju Sheela | Tax Withholding: 1.92K @ $348.80 ($667.95K) | View |
| Sep 22, 2026 | Cumello Joseph | Tax Withholding: 1.72K @ $348.80 ($598.54K) | View |
| Sep 22, 2026 | Phipps Jason | Tax Withholding: 2.37K @ $348.80 ($824.91K) | View |
| Sep 22, 2026 | Rothenstein David M | Tax Withholding: 2.35K @ $348.80 ($819.68K) | View |
| Sep 22, 2026 | SMITH GARY B | Tax Withholding: 8.77K @ $348.80 ($3.06M) | View |
| Sep 17, 2026 | Gage Brodie | Sold 1.20K @ $324.86/share ($389.83K) | View |
| Sep 17, 2026 | DiPerna Dino | Sold 498 @ $337.43/share ($168.04K) | View |
| Sep 17, 2026 | Rothenstein David M | Sold 2.50K @ $330.4833/share ($826.21K) | View |
| Sep 17, 2026 | SMITH GARY B | Sold 2.95K @ $330.1789/share ($974.69K) | View |
| Sep 2, 2026 | SMITH GARY B | Sold 2.95K @ $362.899/share ($1.07M) | View |
| Aug 18, 2026 | Rothenstein David M | Sold 2.50K @ $438.10/share ($1.10M) | View |
| Aug 18, 2026 | SMITH GARY B | Sold 2.95K @ $447.7779/share ($1.32M) | View |
| Dec 29, 2025 | SMITH GARY B | Sold 6.80K @ $233.4622/share ($1.59M) | View |
| Dec 23, 2025 | Gage Brodie | Tax Withholding: 6.68K @ $230.34 ($1.54M) | View |
| Dec 23, 2025 | DiPerna Dino | Tax Withholding: 7.36K @ $230.34 ($1.70M) | View |
| Dec 23, 2025 | Kosaraju Sheela | Tax Withholding: 6.12K @ $230.34 ($1.41M) | View |
| Dec 23, 2025 | Cumello Joseph | Tax Withholding: 11.54K @ $230.34 ($2.66M) | View |
| Dec 23, 2025 | Phipps Jason | Tax Withholding: 18.31K @ $230.34 ($4.22M) | View |
| Dec 23, 2025 | Rothenstein David M | Tax Withholding: 16.72K @ $230.34 ($3.85M) | View |
| Dec 23, 2025 | SMITH GARY B | Tax Withholding: 99.19K @ $230.34 ($22.85M) | View |
| Dec 18, 2025 | Gage Brodie | Grant/Award: 19.96K shares | View |
| Dec 18, 2025 | DiPerna Dino | Grant/Award: 21.71K shares | View |
| Dec 18, 2025 | Kosaraju Sheela | Grant/Award: 19.72K shares | View |
| Dec 18, 2025 | Cumello Joseph | Grant/Award: 29.41K shares | View |
| Dec 18, 2025 | Phipps Jason | Grant/Award: 51.21K shares | View |
| Dec 18, 2025 | Phipps Jason | Sold 1.98K @ $143.42/share ($284.55K) | View |
| Dec 18, 2025 | Rothenstein David M | Grant/Award: 40.72K shares | View |
| Dec 18, 2025 | — | — | View |
| Dec 18, 2025 | SMITH GARY B | Grant/Award: 242.55K shares | View |
| Dec 17, 2025 | NEVENS THOMAS MICHAEL | Sold 8.55K @ $224.66/share ($1.92M) | View |