Form4insider filings, from the source

Company · CIK 0000936395 · SIC 3661 — Telephone & Telegraph Apparatus · NYSE

CIENA CORP · CIEN

Insider activity reported against this company. All insider holders · Files at: CYNI. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market activity at this companybuys $0 · 0sales $21.6M · 24net −$21.6M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 24, 2026 GForm 4 →Sep 25, 3:18 pm EDTThomas Michael NevensDirector2,797——3,492—
Sep 23, 2026 SForm 4 →Sep 25, 3:18 pm EDTThomas Michael NevensDirector3,738$359.04$1,342,0926,289−37.3%
Sep 20, 2026 FForm 4 →Sep 22, 4:43 pm EDTJoseph CumelloEVP & General Mgr.1,716$348.80$598,54141,156—
Sep 20, 2026 FForm 4 →Sep 22, 3:21 pm EDTDino DiPernaEVP & Chief R&D Officer2,053$348.80$716,08637,073—
Sep 20, 2026 FForm 4 →Sep 22, 3:18 pm EDTGrant HoffmanEVP & Chief Supply170$348.80$59,2966,347—
Sep 20, 2026 FForm 4 →Sep 22, 3:14 pm EDTBrodie GageEVP & Chief Product &1,934$348.80$674,57935,273—
Sep 20, 2026 FForm 4 →Sep 22, 3:10 pm EDTGary B SmithPresident & CEO, Director8,767$348.80$3,057,930231,359—
Sep 20, 2026 FForm 4 →Sep 22, 3:09 pm EDTDavid M RothensteinEVP & Chief Strategy Officer2,350$348.80$819,680175,381—
Sep 20, 2026 FForm 4 →Sep 22, 3:03 pm EDTJason PhippsEVP & Chief Customer Officer2,365$348.80$824,91260,017—
Sep 20, 2026 FForm 4 →Sep 22, 3:00 pm EDTSheela KosarajuEVP & Chief Legal Officer1,915$348.80$667,95286,166—
Sep 20, 2026 FForm 4 →Sep 22, 2:57 pm EDTMarc D. GraffEVP & Chief Financial Officer286$348.80$99,757107,233—
Sep 15, 2026 SForm 4 →Sep 17, 4:24 pm EDTGary B SmithPresident & CEO, Director2,952$330.18$974,688240,126−1.21%10b5-1
Sep 15, 2026 SForm 4 →Sep 17, 4:22 pm EDTDavid M RothensteinEVP & Chief Strategy Officer2,500$330.48$826,208177,731−1.39%10b5-1
Sep 15, 2026 SForm 4 →Sep 17, 4:20 pm EDTBrodie GageEVP & Chief Product &1,200$324.86$389,83237,207−3.12%10b5-1
Sep 15, 2026 SForm 4 →Sep 17, 4:17 pm EDTDino DiPernaEVP & Chief R&D Officer498$337.43$168,04039,126−1.26%10b5-1
Sep 1, 2026 SForm 4 →Sep 2, 6:35 pm EDTGary B SmithPresident, CEO, Director2,952$362.90$1,071,278243,078−1.20%10b5-1
Aug 17, 2026 SForm 4 →Aug 18, 4:47 pm EDTGary B SmithPresident, CEO, Director2,952$447.78$1,321,840246,030−1.19%10b5-1
Aug 17, 2026 SForm 4 →Aug 18, 3:54 pm EDTBrodie GageSVP Global Products & Supply1,200$439.24$527,08838,407−3.03%10b5-1
Aug 14, 2026 SForm 4 →Aug 18, 6:30 pm EDTMarc D. GraffSVP & Chief Financial Officer4,995$430.72$2,151,435107,519−4.44%10b5-1
Aug 14, 2026 SForm 4 →Aug 18, 5:03 pm EDTDavid M RothensteinSVP and Chief Strategy Officer2,500$438.10$1,095,250180,231−1.37%10b5-1
Aug 3, 2026 SForm 4 →Aug 4, 5:05 pm EDTGary B SmithPresident, CEO, Director2,952$379.81$1,121,212248,982−1.17%10b5-1
Aug 1, 2026 FForm 4 →Aug 4, 6:07 pm EDTMarc D. GraffSVP & Chief Financial Officer14,441$377.05$5,444,979112,514—
Jul 15, 2026 SForm 4 →Jul 17, 2:13 pm EDTGary B SmithPresident, CEO, Director2,952$421.10$1,243,098251,934−1.16%10b5-1
Jul 15, 2026 SForm 4 →Jul 17, 12:42 pm EDTDavid M RothensteinSVP and Chief Strategy Officer2,500$420.91$1,052,284182,731−1.35%10b5-1
Jul 15, 2026 SForm 4 →Jul 17, 12:34 pm EDTBrodie GageSVP Global Products & Supply1,200$449.15$538,98039,607−2.94%10b5-1
Jul 15, 2026 SForm 4 →Jul 17, 12:30 pm EDTDino DiPernaSVP Global R&D782$449.15$351,23539,624−1.94%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 6:26 pm EDTSheela KosarajuSVP and General Counsel2,013$466.20$938,46188,081−2.23%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 6:17 pm EDTMarc D. GraffSVP & Chief Financial Officer126$466.20$58,741126,955−0.10%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:54 pm EDTJason PhippsSVP Global Sales and Marketing2,629$466.20$1,225,64062,382−4.04%10b5-1
Jul 1, 2026 SForm 4 →Jul 6, 4:33 pm EDTGary B SmithPresident, CEO, Director2,952$468.83$1,383,972254,886−1.14%10b5-1
Jun 26, 2026 SForm 4 →Jun 30, 2:33 pm EDTJoseph CumelloSVP, General Mgr. Blue Planet1,586$466.33$739,59942,872−3.57%10b5-1
Jun 24, 2026 SForm 4 →Jun 26, 4:56 pm EDTMarc D. GraffSVP & Chief Financial Officer126$449.36$56,619127,081−0.10%10b5-1
Jun 22, 2026 AForm 4 →Jun 23, 2:59 pm EDTGrant HoffmanSVP Chief Supply Chain Officer6,517——6,517—
Jun 20, 2026 FForm 4 →Jun 23, 1:58 pm EDTMarc D. GraffSVP & Chief Financial Officer199$428.22$85,216127,207—
Jun 20, 2026 FForm 4 →Jun 23, 1:53 pm EDTGary B SmithPresident, CEO, Director8,767$428.22$3,754,205257,838—
Jun 20, 2026 FForm 4 →Jun 23, 1:51 pm EDTDavid M RothensteinSVP and Chief Strategy Officer2,350$428.22$1,006,317185,231—
Jun 20, 2026 FForm 4 →Jun 23, 1:49 pm EDTJason PhippsSVP Global Sales and Marketing2,366$428.22$1,013,16965,011—
Jun 20, 2026 FForm 4 →Jun 23, 1:46 pm EDTSheela KosarajuSVP and General Counsel2,013$428.22$862,00790,094—
Jun 20, 2026 FForm 4 →Jun 23, 1:40 pm EDTBrodie GageSVP Global Products & Supply1,934$428.22$828,17740,807—
Jun 20, 2026 FForm 4 →Jun 23, 1:37 pm EDTDino DiPernaSVP Global R&D2,054$428.22$879,56440,406—
Jun 20, 2026 FForm 4 →Jun 23, 1:32 pm EDTJoseph CumelloSVP, General Mgr. Blue Planet1,717$428.22$735,25444,458—
Jun 15, 2026 SForm 4 →Jun 17, 5:59 pm EDTGary B SmithPresident, CEO, Director2,952$457.02$1,349,130266,605−1.10%10b5-1
Jun 15, 2026 SForm 4 →Jun 17, 5:47 pm EDTDavid M RothensteinSVP and Chief Strategy Officer2,500$457.07$1,142,673187,581−1.32%10b5-1
Jun 15, 2026 SForm 4 →Jun 17, 5:34 pm EDTBrodie GageSVP Global Products & Supply1,200$466.10$559,32042,741−2.73%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.