About this data
What it is
When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
Who files it
The insider, usually through the company, within two business days of the trade.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.

All of this comes from public filings.

Open-market trades per day, last 30 days

05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0
05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0

Purchases Sales

By trade date. Insiders have two business days to file, so the most recent days fill in later.

Latest open-market insider trades

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Showing: ticker CIEN

Latest open-market insider trades
TradedInsiderCompanyTypeSharesPriceValueFiling
Nov 2, 2026Gary B. Smith
President & CEO, Director
CIEN
Ciena Corporation
Sale2,952$298.16$880.2K SaleForm 4 ↗
Oct 15, 2026Brodie Gage
EVP & Chief Product & Tech
CIEN
Ciena Corporation
Sale1,200$344.08$412.9K SaleForm 4 ↗
Oct 15, 2026Dino DiPerna
EVP & Chief R&D Officer
CIEN
Ciena Corporation
Sale445$350.00$155.8K SaleForm 4 ↗
Oct 15, 2026Dino DiPerna
EVP & Chief R&D Officer
CIEN
Ciena Corporation
Sale445$344.08$153.1K SaleForm 4 ↗
Oct 15, 2026David M. Rothenstein
EVP & Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$348.06$870.2K SaleForm 4 ↗
Oct 15, 2026Gary B. Smith
President & CEO, Director
CIEN
Ciena Corporation
Sale2,952$348.02$1.0M SaleForm 4 ↗
Sep 25, 2026Joseph Cumello
EVP & General Mgr.
CIEN
Ciena Corporation
Sale1,586$358.52$568.6K SaleForm 4 ↗
Sep 24, 2026Bruce L. Claflin
Director
CIEN
Ciena Corporation
Sale2,857$355.91$1.0M SaleForm 4 ↗
Sep 23, 2026Thomas Michael Nevens
Director
CIEN
Ciena Corporation
Sale3,738$359.04$1.3M SaleForm 4 ↗
Sep 16, 2026Dino DiPerna
EVP & Chief R&D Officer
CIEN
Ciena Corporation
Sale249$350.00$87.2K SaleForm 4 ↗
Sep 15, 2026Brodie Gage
EVP & Chief Product &
CIEN
Ciena Corporation
Sale1,200$324.86$389.8K SaleForm 4 ↗
Sep 15, 2026Dino DiPerna
EVP & Chief R&D Officer
CIEN
Ciena Corporation
Sale249$324.86$80.9K SaleForm 4 ↗
Sep 15, 2026David M. Rothenstein
EVP & Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$330.48$826.2K SaleForm 4 ↗
Sep 15, 2026Gary B. Smith
President & CEO, Director
CIEN
Ciena Corporation
Sale2,952$330.18$974.7K SaleForm 4 ↗
Sep 1, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$362.90$1.1M SaleForm 4 ↗
Aug 17, 2026Brodie Gage
SVP Global Products & Supply
CIEN
Ciena Corporation
Sale1,200$439.24$527.1K SaleForm 4 ↗
Aug 17, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$447.78$1.3M SaleForm 4 ↗
Aug 14, 2026Marc D. Graff
SVP & Chief Financial Officer
CIEN
Ciena Corporation
Sale4,995$430.72$2.2M SaleForm 4 ↗
Aug 14, 2026David M. Rothenstein
SVP and Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$438.10$1.1M SaleForm 4 ↗
Aug 3, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$379.81$1.1M SaleForm 4 ↗
Jul 15, 2026Brodie Gage
SVP Global Products & Supply
CIEN
Ciena Corporation
Sale1,200$449.15$539.0K SaleForm 4 ↗
Jul 15, 2026Dino DiPerna
SVP Global R&D
CIEN
Ciena Corporation
Sale391$449.15$175.6K SaleForm 4 ↗
Jul 15, 2026Dino DiPerna
SVP Global R&D
CIEN
Ciena Corporation
Sale391$449.15$175.6K SaleForm 4 ↗
Jul 15, 2026David M. Rothenstein
SVP and Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$420.91$1.1M SaleForm 4 ↗
Jul 15, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$421.10$1.2M SaleForm 4 ↗
Jul 1, 2026Marc D. Graff
SVP & Chief Financial Officer
CIEN
Ciena Corporation
Sale126$466.20$58.7K SaleForm 4 ↗
Jul 1, 2026Sheela Kosaraju
SVP and General Counsel
CIEN
Ciena Corporation
Sale2,013$466.20$938.5K SaleForm 4 ↗
Jul 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale2,629$466.20$1.2M SaleForm 4 ↗
Jul 1, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$468.83$1.4M SaleForm 4 ↗
Jun 26, 2026Joseph Cumello
SVP, General Mgr. Blue Planet
CIEN
Ciena Corporation
Sale1,586$466.33$739.6K SaleForm 4 ↗
Jun 24, 2026Marc D. Graff
SVP & Chief Financial Officer
CIEN
Ciena Corporation
Sale126$449.36$56.6K SaleForm 4 ↗
Jun 15, 2026Brodie Gage
SVP Global Products & Supply
CIEN
Ciena Corporation
Sale1,200$466.10$559.3K SaleForm 4 ↗
Jun 15, 2026David M. Rothenstein
SVP and Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$457.07$1.1M SaleForm 4 ↗
Jun 15, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$457.02$1.3M SaleForm 4 ↗
Jun 1, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$565.92$1.7M SaleForm 4 ↗
May 15, 2026Brodie Gage
SVP Global Products & Supply
CIEN
Ciena Corporation
Sale1,200$570.65$684.8K SaleForm 4 ↗
May 15, 2026David M. Rothenstein
SVP and Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$562.39$1.4M SaleForm 4 ↗
May 15, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$562.05$1.7M SaleForm 4 ↗
May 1, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$537.74$1.6M SaleForm 4 ↗
Apr 15, 2026Brodie Gage
SVP Global Products & Supply
CIEN
Ciena Corporation
Sale1,200$471.79$566.1K SaleForm 4 ↗
Apr 15, 2026Dino DiPerna
SVP Global R&D
CIEN
Ciena Corporation
Sale1,507$471.79$711.0K SaleForm 4 ↗
Apr 15, 2026Dino DiPerna
SVP Global R&D
CIEN
Ciena Corporation
Sale1,322$471.79$623.7K SaleForm 4 ↗
Apr 15, 2026David M. Rothenstein
SVP and Chief Strategy Officer
CIEN
Ciena Corporation
Sale2,500$467.65$1.2M SaleForm 4 ↗
Apr 15, 2026Gary B. Smith
President, CEO, Director
CIEN
Ciena Corporation
Sale2,952$467.47$1.4M SaleForm 4 ↗
Apr 1, 2026Sheela Kosaraju
SVP and General Counsel
CIEN
Ciena Corporation
Sale2,012$401.71$808.2K SaleForm 4 ↗
Apr 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale162$417.07$67.6K SaleForm 4 ↗
Apr 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale1,029$416.56$428.6K SaleForm 4 ↗
Apr 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale400$415.20$166.1K SaleForm 4 ↗
Apr 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale1,708$414.16$707.4K SaleForm 4 ↗
Apr 1, 2026Jason Phipps
SVP Global Sales and Marketing
CIEN
Ciena Corporation
Sale2,279$413.35$942.0K SaleForm 4 ↗

The newest 50 items, most recent first. Every row links to its original filing. Updated Nov 15, 2026, 5:45 PM EST.

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