| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Jun 15 '26 | Sale | 457.07 | 2,500 | 1,142,673 | 187,581 | Jun 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | May 15 '26 | Sale | 562.39 | 2,500 | 1,405,969 | 190,081 | May 19 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Apr 15 '26 | Sale | 467.65 | 2,500 | 1,169,134 | 192,581 | Apr 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Mar 16 '26 | Sale | 345.00 | 2,500 | 862,500 | 197,194 | Mar 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Feb 17 '26 | Sale | 300.20 | 2,500 | 750,498 | 199,694 | Feb 19 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Jan 09 '26 | Sale | 219.28 | 2,500 | 548,200 | 202,194 | Jan 13 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Dec 15 '25 | Sale | 220.84 | 2,500 | 552,100 | 180,690 | Dec 16 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Nov 17 '25 | Sale | 191.72 | 2,500 | 479,312 | 183,190 | Nov 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Oct 15 '25 | Sale | 170.22 | 2,500 | 425,543 | 185,690 | Oct 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Sep 15 '25 | Sale | 132.00 | 2,500 | 330,000 | 190,628 | Sep 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Aug 15 '25 | Sale | 90.60 | 2,500 | 226,496 | 193,128 | Aug 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Jul 15 '25 | Sale | 82.21 | 2,500 | 205,525 | 195,628 | Jul 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Jun 16 '25 | Sale | 74.13 | 2,500 | 185,328 | 199,870 | Jun 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | May 15 '25 | Sale | 79.93 | 2,500 | 199,826 | 202,370 | May 16 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Apr 15 '25 | Sale | 59.47 | 2,500 | 148,685 | 204,870 | Apr 17 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Mar 24 '25 | Sale | 68.88 | 2,500 | 172,200 | 207,370 | Mar 26 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Dec 16 '24 | Sale | 89.09 | 3,500 | 311,815 | 192,997 | Dec 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Nov 15 '24 | Sale | 68.99 | 3,500 | 241,465 | 196,497 | Nov 19 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Oct 15 '24 | Sale | 67.43 | 3,500 | 236,005 | 199,997 | Oct 16 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Sep 16 '24 | Sale | 56.24 | 3,500 | 196,840 | 205,421 | Sep 18 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Aug 15 '24 | Sale | 52.42 | 3,500 | 183,470 | 208,921 | Aug 16 12:00 AM |
| CIEN | Rothenstein David M | SVP and Chief Strategy Officer | Jul 15 '24 | Sale | 48.81 | 3,500 | 170,835 | 212,421 | Jul 17 12:00 AM |