CIEN insider buying and SEC filings, explained
Ciena Corp. · CIK 936395
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$4.3M
Planned sales (10b5-1)
$97.4M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 15, 2026 | Planned (10b5-1) | Brodie Gage (EVP & Chief Product & Tech) sold 1,200 shares at $344.08 ($413K), marked as a 10b5-1 plan trade. Holdings down 3% to 34,073 shares. | SEC filing Filed Oct 19, 2026, 5:31 PM ET |
| Oct 15, 2026 | Planned (10b5-1) | Dino DiPerna (EVP & Chief R&D Officer) sold 890 shares at about $347.04 ($309K), marked as a 10b5-1 plan trade. Holdings down 2% to 36,183 shares. | SEC filing Filed Oct 19, 2026, 5:19 PM ET |
| Oct 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $348.02 ($1.0M), marked as a 10b5-1 plan trade. Holdings down 1% to 225,455 shares. | SEC filing Filed Oct 19, 2026, 9:21 AM ET |
| Oct 15, 2026 | Planned (10b5-1) | David M Rothenstein (EVP & Chief Strategy Officer) sold 2,500 shares at about $348.06 ($870K), marked as a 10b5-1 plan trade. Holdings down 1% to 172,881 shares. | SEC filing Filed Oct 19, 2026, 9:05 AM ET |
| Oct 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $369.66 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 228,407 shares. | SEC filing Filed Oct 13, 2026, 8:48 AM ET |
| Oct 1, 2026 | Planned (10b5-1) | Marc D. Graff (CFO) sold 97 shares at $355.19 ($34K), marked as a 10b5-1 plan trade. Holdings down <1% to 107,136 shares. | SEC filing Filed Oct 6, 2026, 7:55 PM ET |
| Oct 1, 2026 | Planned (10b5-1) | Sheela Kosaraju (EVP & Chief Legal Officer) sold 2,101 shares at $355.19 ($746K), marked as a 10b5-1 plan trade. Holdings down 2% to 84,065 shares. | SEC filing Filed Oct 6, 2026, 5:37 PM ET |
| Oct 1, 2026 | Planned (10b5-1) | Jason Phipps (EVP & Chief Customer Officer) sold 2,629 shares at $355.19 ($934K), marked as a 10b5-1 plan trade. Holdings down 4% to 57,388 shares. | SEC filing Filed Oct 6, 2026, 5:27 PM ET |
| Sep 25, 2026 | Planned (10b5-1) | Joseph Cumello (EVP & General Mgr.) sold 1,586 shares at about $358.52 ($569K), marked as a 10b5-1 plan trade. Holdings down 4% to 39,570 shares. | SEC filing Filed Sep 29, 2026 |
| Sep 24, 2026 | Sale | Bruce L. Claflin (Director) sold 2,857 shares indirectly (by trust) at $355.91 ($1.0M). Holdings by trust down 26% to 8,279 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 28, 2026 |
| Sep 23, 2026 | Sale | Thomas Michael Nevens (Director) sold 3,738 shares at $359.04 ($1.3M). Holdings down 37% to 6,289 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 25, 2026 |
| Sep 15, 2026 | Planned (10b5-1) | Brodie Gage (EVP & Chief Product &) sold 1,200 shares at $324.86 ($390K), marked as a 10b5-1 plan trade. Holdings down 3% to 37,207 shares. | SEC filing Filed Sep 17, 2026 |
| Sep 15–16, 2026 | Planned (10b5-1) | Dino DiPerna (EVP & Chief R&D Officer) sold 498 shares between Sep 15 and Sep 16 at about $337.43 ($168K), marked as a 10b5-1 plan trade. Holdings down 1% to 39,126 shares. | SEC filing Filed Sep 17, 2026 |
| Sep 15, 2026 | Planned (10b5-1) | David M Rothenstein (EVP & Chief Strategy Officer) sold 2,500 shares at about $330.48 ($826K), marked as a 10b5-1 plan trade. Holdings down 1% to 177,731 shares. | SEC filing Filed Sep 17, 2026 |
| Sep 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $330.18 ($975K), marked as a 10b5-1 plan trade. Holdings down 1% to 240,126 shares. | SEC filing Filed Sep 17, 2026 |
| Sep 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $362.90 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 243,078 shares. | SEC filing Filed Sep 2, 2026 |
| Aug 17, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 1,200 shares at $439.24 ($527K), marked as a 10b5-1 plan trade. Holdings down 3% to 38,407 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 17, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $447.78 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 1% to 246,030 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 14, 2026 | Planned (10b5-1) | Marc D. Graff (CFO) sold 4,995 shares at about $430.72 ($2.2M), marked as a 10b5-1 plan trade. Holdings down 4% to 107,519 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 14, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at $438.10 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 180,231 shares. | SEC filing Filed Aug 18, 2026 |
| Aug 3, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $379.81 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 248,982 shares. | SEC filing Filed Aug 4, 2026 |
| Jul 15, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 1,200 shares at $449.15 ($539K), marked as a 10b5-1 plan trade. Holdings down 3% to 39,607 shares. | SEC filing Filed Jul 17, 2026 |
| Jul 15, 2026 | Planned (10b5-1) | Dino DiPerna (SVP Global R&D) sold 782 shares at $449.15 ($351K), marked as a 10b5-1 plan trade. Holdings down 2% to 39,624 shares. | SEC filing Filed Jul 17, 2026 |
| Jul 15, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $420.91 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 182,731 shares. | SEC filing Filed Jul 17, 2026 |
| Jul 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $421.10 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 1% to 251,934 shares. | SEC filing Filed Jul 17, 2026 |
| Jul 1, 2026 | Planned (10b5-1) | Marc D. Graff (CFO) sold 126 shares at $466.20 ($59K), marked as a 10b5-1 plan trade. Holdings down <1% to 126,955 shares. | SEC filing Filed Jul 6, 2026 |
| Jul 1, 2026 | Planned (10b5-1) | Sheela Kosaraju (SVP and General Counsel) sold 2,013 shares at $466.20 ($938K), marked as a 10b5-1 plan trade. Holdings down 2% to 88,081 shares. | SEC filing Filed Jul 6, 2026 |
| Jul 1, 2026 | Planned (10b5-1) | Jason Phipps (SVP Global Sales and Marketing) sold 2,629 shares at $466.20 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 4% to 62,382 shares. | SEC filing Filed Jul 6, 2026 |
| Jul 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $468.83 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 1% to 254,886 shares. | SEC filing Filed Jul 6, 2026 |
| Jun 26, 2026 | Planned (10b5-1) | Joseph Cumello (SVP, General Mgr. Blue Planet) sold 1,586 shares at $466.33 ($740K), marked as a 10b5-1 plan trade. Holdings down 4% to 42,872 shares. | SEC filing Filed Jun 30, 2026 |
| Jun 24, 2026 | Planned (10b5-1) | Marc D. Graff (CFO) sold 126 shares at $449.36 ($57K), marked as a 10b5-1 plan trade. Holdings down <1% to 127,081 shares. | SEC filing Filed Jun 26, 2026 |
| Jun 15, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 1,200 shares at $466.10 ($559K), marked as a 10b5-1 plan trade. Holdings down 3% to 42,741 shares. | SEC filing Filed Jun 17, 2026 |
| Jun 15, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $457.07 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 187,581 shares. | SEC filing Filed Jun 17, 2026 |
| Jun 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $457.02 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 1% to 266,605 shares. | SEC filing Filed Jun 17, 2026 |
| Jun 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $565.92 ($1.7M), marked as a 10b5-1 plan trade. Holdings down 1% to 269,557 shares. | SEC filing Filed Jun 2, 2026 |
| May 15, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 1,200 shares at $570.65 ($685K), marked as a 10b5-1 plan trade. Holdings down 3% to 43,941 shares. | SEC filing Filed May 19, 2026 |
| May 15, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $562.39 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 1% to 190,081 shares. | SEC filing Filed May 19, 2026 |
| May 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $562.05 ($1.7M), marked as a 10b5-1 plan trade. Holdings down 1% to 272,509 shares. | SEC filing Filed May 19, 2026 |
| May 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $537.74 ($1.6M), marked as a 10b5-1 plan trade. Holdings down 1% to 275,461 shares. | SEC filing Filed May 4, 2026 |
| Apr 15, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 1,200 shares at $471.79 ($566K), marked as a 10b5-1 plan trade. Holdings down 3% to 45,141 shares. | SEC filing Filed Apr 17, 2026 |
| Apr 15, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $467.65 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 1% to 192,581 shares. | SEC filing Filed Apr 17, 2026 |
| Apr 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $467.47 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 1% to 278,413 shares. | SEC filing Filed Apr 17, 2026 |
| Apr 15, 2026 | Planned (10b5-1) | Dino DiPerna (SVP Global R&D) sold 2,829 shares at $471.79 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 6% to 42,460 shares. | SEC filing Filed Apr 16, 2026 |
| Apr 1, 2026 | Planned (10b5-1) | Sheela Kosaraju (SVP and General Counsel) sold 2,012 shares at $401.71 ($808K), marked as a 10b5-1 plan trade. Holdings down 2% to 92,107 shares. | SEC filing Filed Apr 3, 2026 |
| Apr 1, 2026 | Planned (10b5-1) | Jason Phipps (SVP Global Sales and Marketing) sold 22,014 shares at about $409.80 ($9.0M), marked as a 10b5-1 plan trade. Holdings down 25% to 67,377 shares. | SEC filing Filed Apr 3, 2026 |
| Apr 1, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $415.51 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 1% to 281,365 shares. | SEC filing Filed Apr 3, 2026 |
| Mar 27, 2026 | Planned (10b5-1) | Joseph Cumello (SVP, General Mgr. Blue Planet) sold 1,773 shares at $394.82 ($700K), marked as a 10b5-1 plan trade. Holdings down 4% to 46,175 shares. | SEC filing Filed Mar 31, 2026 |
| Mar 24, 2026 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 5,000 shares at $405.00 ($2.0M), marked as a 10b5-1 plan trade. Holdings down 10% to 46,341 shares. | SEC filing Filed Mar 25, 2026 |
| Mar 16, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at $345.00 ($863K), marked as a 10b5-1 plan trade. Holdings down 1% to 197,194 shares. | SEC filing Filed Mar 18, 2026 |
| Mar 16, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $359.53 ($1.1M), marked as a 10b5-1 plan trade. Holdings down 1% to 293,084 shares. | SEC filing Filed Mar 18, 2026 |
| Mar 2, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $354.64 ($1.0M), marked as a 10b5-1 plan trade. Holdings down 1% to 296,036 shares. | SEC filing Filed Mar 4, 2026 |
| Feb 17, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $300.20 ($751K), marked as a 10b5-1 plan trade. Holdings down 1% to 199,694 shares. | SEC filing Filed Feb 19, 2026 |
| Feb 17, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $299.51 ($884K), marked as a 10b5-1 plan trade. Holdings down 1% to 298,988 shares. | SEC filing Filed Feb 19, 2026 |
| Feb 2, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,952 shares at about $265.60 ($784K), marked as a 10b5-1 plan trade. Holdings down 1% to 301,940 shares. | SEC filing Filed Feb 4, 2026 |
| Jan 15, 2026 | Planned (10b5-1) | Sheela Kosaraju (SVP and General Counsel) sold 382 shares at $246.23 ($94K), marked as a 10b5-1 plan trade. Holdings down <1% to 96,131 shares. | SEC filing Filed Jan 20, 2026 |
| Jan 15, 2026 | Planned (10b5-1) | Jason Phipps (SVP Global Sales and Marketing) sold 21,383 shares at about $247.89 ($5.3M), marked as a 10b5-1 plan trade. Holdings down 19% to 91,765 shares. | SEC filing Filed Jan 20, 2026 |
| Jan 15, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 2,993 shares at about $247.65 ($741K), marked as a 10b5-1 plan trade. Holdings down 1% to 304,892 shares. | SEC filing Filed Jan 20, 2026 |
| Jan 15, 2026 | Planned (10b5-1) | Dino DiPerna (SVP Global R&D) sold 5,054 shares at $246.23 ($1.2M), marked as a 10b5-1 plan trade. Holdings down 10% to 47,341 shares. | SEC filing Filed Jan 16, 2026 |
| Jan 12, 2026 | Planned (10b5-1) | Joseph Cumello (SVP, General Mgr. Blue Planet) sold 11,929 shares at about $229.82 ($2.7M), marked as a 10b5-1 plan trade. Holdings down 19% to 49,475 shares. | SEC filing Filed Jan 13, 2026 |
| Jan 12, 2026 | Planned (10b5-1) | Patrick Gallagher (Director) sold 11,618 shares at about $227.45 ($2.6M), marked as a 10b5-1 plan trade. Holdings down 19% to 50,184 shares. | SEC filing Filed Jan 13, 2026 |
| Jan 9, 2026 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at $219.28 ($548K), marked as a 10b5-1 plan trade. Holdings down 1% to 202,194 shares. | SEC filing Filed Jan 13, 2026 |
| Jan 5, 2026 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 83,552 shares at about $229.44 ($19.2M), marked as a 10b5-1 plan trade. Holdings down 21% to 307,885 shares. | SEC filing Filed Jan 6, 2026 |
| Jan 2, 2026 | Planned (10b5-1) | Sheela Kosaraju (SVP and General Counsel) sold 1,748 shares at $241.00 ($421K), marked as a 10b5-1 plan trade. Holdings down 2% to 96,513 shares. | SEC filing Filed Jan 6, 2026 |
| Dec 22, 2025 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 6,800 shares at about $233.46 ($1.6M), marked as a 10b5-1 plan trade. Holdings down 2% to 391,437 shares. | SEC filing Filed Dec 29, 2025 |
| Oct 1, 2025 | Planned (10b5-1) | Jason Phipps (SVP Global Sales and Marketing) sold 1,984 shares at $143.42 ($285K), marked as a 10b5-1 plan trade. Holdings down 2% to 80,244 shares. | SEC filing Filed Dec 18, 2025 |
| Dec 15, 2025 | Sale | Thomas Michael Nevens (Director) sold 8,554 shares at $224.66 ($1.9M). Holdings down 48% to 9,422 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Dec 17, 2025 |
| Dec 15, 2025 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 550 shares at $220.84 ($121K), marked as a 10b5-1 plan trade. Holdings down 1% to 39,992 shares. | SEC filing Filed Dec 16, 2025 |
| Dec 15, 2025 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at $220.84 ($552K), marked as a 10b5-1 plan trade. Holdings down 1% to 180,690 shares. | SEC filing Filed Dec 16, 2025 |
| Dec 3, 2025 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 6,800 shares at about $192.61 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 3% to 254,870 shares. | SEC filing Filed Dec 5, 2025 |
| Nov 17, 2025 | Planned (10b5-1) | Brodie Gage (SVP Global Products & Supply) sold 111 shares at $190.80 ($21K), marked as a 10b5-1 plan trade. Holdings down <1% to 40,542 shares. | SEC filing Filed Nov 18, 2025 |
| Nov 17, 2025 | Planned (10b5-1) | Dino DiPerna (SVP Global R&D) sold 2,482 shares at $190.80 ($474K), marked as a 10b5-1 plan trade. Holdings down 6% to 38,047 shares. | SEC filing Filed Nov 18, 2025 |
| Nov 17, 2025 | Planned (10b5-1) | David M Rothenstein (SVP and Chief Strategy Officer) sold 2,500 shares at about $191.72 ($479K), marked as a 10b5-1 plan trade. Holdings down 1% to 183,190 shares. | SEC filing Filed Nov 18, 2025 |
| Nov 10, 2025 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 6,800 shares at about $209.45 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 3% to 261,670 shares. | SEC filing Filed Nov 12, 2025 |
| Nov 3, 2025 | Planned (10b5-1) | Gary B. Smith (CEO and Director) sold 6,800 shares at about $190.45 ($1.3M), marked as a 10b5-1 plan trade. Holdings down 2% to 268,470 shares. | SEC filing Filed Nov 5, 2025 |
52 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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