CIEN Insider Activity
View recent SEC Form 4 insider transactions for CIEN, including purchases, sales, option exercises, and other insider filings.
| Date | Insider | Type | Quantity | Price | Total Value | Shares Owned |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | DiPerna Dino | Sale | 445 | $344.08 | $153,115.60 | 36,628 |
| Oct 15, 2026 | Gage Brodie | Sale | 1,200 | $344.08 | $412,896.00 | 34,073 |
| Oct 15, 2026 | Rothenstein David M | Sale | 2,500 | $348.06 | $870,157.25 | 172,881 |
| Oct 15, 2026 | SMITH GARY B | Sale | 2,952 | $348.02 | $1,027,355.93 | 225,455 |
| Oct 01, 2026 | Graff Marc D. | Sale | 97 | $355.19 | $34,453.43 | 107,136 |
| Oct 01, 2026 | Kosaraju Sheela | Sale | 2,101 | $355.19 | $746,254.19 | 84,065 |
| Oct 01, 2026 | Phipps Jason | Sale | 2,629 | $355.19 | $933,794.51 | 57,388 |
| Oct 01, 2026 | SMITH GARY B | Sale | 2,952 | $369.66 | $1,091,237.80 | 228,407 |
| Sep 25, 2026 | Cumello Joseph | Sale | 1,586 | $358.52 | $568,604.95 | 39,570 |
| Sep 24, 2026 | Claflin Bruce L. | Sale | 2,857 | $355.91 | $1,016,834.87 | 8,279 |
| Sep 24, 2026 | NEVENS THOMAS MICHAEL | Gift | 2,797 | $0.00 | $0.00 | 3,492 |
| Sep 23, 2026 | NEVENS THOMAS MICHAEL | Sale | 3,738 | $359.04 | $1,342,091.52 | 6,289 |
| Sep 20, 2026 | Cumello Joseph | Tax Withheld | 331 | $348.80 | $115,452.80 | 41,156 |
| Sep 20, 2026 | Cumello Joseph | Tax Withheld | 441 | $348.80 | $153,820.80 | 42,431 |
| Sep 20, 2026 | Cumello Joseph | Tax Withheld | 182 | $348.80 | $63,481.60 | 42,249 |
| Sep 20, 2026 | Cumello Joseph | Tax Withheld | 582 | $348.80 | $203,001.60 | 41,667 |
| Sep 20, 2026 | Cumello Joseph | Tax Withheld | 180 | $348.80 | $62,784.00 | 41,487 |
| Sep 20, 2026 | DiPerna Dino | Tax Withheld | 428 | $348.80 | $149,286.40 | 37,320 |
| Sep 20, 2026 | DiPerna Dino | Tax Withheld | 247 | $348.80 | $86,153.60 | 37,073 |
| Sep 20, 2026 | DiPerna Dino | Tax Withheld | 204 | $348.80 | $71,155.20 | 38,922 |
| Sep 20, 2026 | DiPerna Dino | Tax Withheld | 730 | $348.80 | $254,624.00 | 37,748 |
| Sep 20, 2026 | DiPerna Dino | Tax Withheld | 444 | $348.80 | $154,867.20 | 38,478 |
| Sep 20, 2026 | Gage Brodie | Tax Withheld | 669 | $348.80 | $233,347.20 | 35,892 |
| Sep 20, 2026 | Gage Brodie | Tax Withheld | 204 | $348.80 | $71,155.20 | 37,003 |
| Sep 20, 2026 | Gage Brodie | Tax Withheld | 442 | $348.80 | $154,169.60 | 36,561 |
| Sep 20, 2026 | Gage Brodie | Tax Withheld | 231 | $348.80 | $80,572.80 | 35,273 |
| Sep 20, 2026 | Gage Brodie | Tax Withheld | 388 | $348.80 | $135,334.40 | 35,504 |
| Sep 20, 2026 | Graff Marc D. | Tax Withheld | 286 | $348.80 | $99,756.80 | 107,233 |
| Sep 20, 2026 | Hoffman Grant | Tax Withheld | 170 | $348.80 | $59,296.00 | 6,347 |
| Sep 20, 2026 | Kosaraju Sheela | Tax Withheld | 156 | $348.80 | $54,412.80 | 87,925 |
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