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 |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | DiPerna Dino | Sale | 249 | $350.00 | $87,150.00 | 39,126 |
| Sep 15, 2026 | DiPerna Dino | Sale | 249 | $324.86 | $80,890.14 | 39,375 |
| Sep 15, 2026 | Gage Brodie | Sale | 1,200 | $324.86 | $389,832.00 | 37,207 |
| Sep 15, 2026 | Rothenstein David M | Sale | 2,500 | $330.48 | $826,208.25 | 177,731 |
| Sep 15, 2026 | SMITH GARY B | Sale | 2,952 | $330.18 | $974,688.11 | 240,126 |
| Sep 01, 2026 | SMITH GARY B | Sale | 2,952 | $362.90 | $1,071,277.85 | 243,078 |
| Aug 17, 2026 | Gage Brodie | Sale | 1,200 | $439.24 | $527,088.00 | 38,407 |
| Aug 17, 2026 | SMITH GARY B | Sale | 2,952 | $447.78 | $1,321,840.36 | 246,030 |
| Aug 14, 2026 | Graff Marc D. | Sale | 4,995 | $430.72 | $2,151,435.41 | 107,519 |
| Aug 14, 2026 | Rothenstein David M | Sale | 2,500 | $438.10 | $1,095,250.00 | 180,231 |
| Aug 03, 2026 | SMITH GARY B | Sale | 2,952 | $379.81 | $1,121,212.11 | 248,982 |
| Aug 01, 2026 | Graff Marc D. | Tax Withheld | 14,441 | $377.05 | $5,444,979.05 | 112,514 |
| Jul 15, 2026 | DiPerna Dino | Sale | 391 | $449.15 | $175,617.65 | 40,015 |
| Jul 15, 2026 | Gage Brodie | Sale | 1,200 | $449.15 | $538,980.00 | 39,607 |
| Jul 15, 2026 | Rothenstein David M | Sale | 2,500 | $420.91 | $1,052,284.25 | 182,731 |
| Jul 15, 2026 | SMITH GARY B | Sale | 2,952 | $421.10 | $1,243,097.83 | 251,934 |
| Jul 01, 2026 | Graff Marc D. | Sale | 126 | $466.20 | $58,741.20 | 126,955 |
| Jul 01, 2026 | Kosaraju Sheela | Sale | 2,013 | $466.20 | $938,460.60 | 88,081 |
| Jul 01, 2026 | Phipps Jason | Sale | 2,629 | $466.20 | $1,225,639.80 | 62,382 |
| Jul 01, 2026 | SMITH GARY B | Sale | 2,952 | $468.83 | $1,383,971.99 | 254,886 |
| Jun 26, 2026 | Cumello Joseph | Sale | 1,586 | $466.33 | $739,599.38 | 42,872 |
| Jun 24, 2026 | Graff Marc D. | Sale | 126 | $449.36 | $56,619.36 | 127,081 |
| Jun 22, 2026 | Hoffman Grant | Grant | 6,517 | $0.00 | $0.00 | 6,517 |
| Jun 20, 2026 | Cumello Joseph | Tax Withheld | 441 | $428.22 | $188,845.02 | 45,734 |
| Jun 20, 2026 | Cumello Joseph | Tax Withheld | 182 | $428.22 | $77,936.04 | 45,552 |
| Jun 20, 2026 | Cumello Joseph | Tax Withheld | 582 | $428.22 | $249,224.04 | 44,970 |
| Jun 20, 2026 | Cumello Joseph | Tax Withheld | 332 | $428.22 | $142,169.04 | 44,638 |
| Jun 20, 2026 | Cumello Joseph | Tax Withheld | 180 | $428.22 | $77,079.60 | 44,458 |
| Jun 20, 2026 | DiPerna Dino | Tax Withheld | 730 | $428.22 | $312,600.60 | 41,082 |
| Jun 20, 2026 | DiPerna Dino | Tax Withheld | 204 | $428.22 | $87,356.88 | 42,256 |
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