Marc Graff Insider Trades & Stock Holdings

SVP & Chief Financial Officer · Ciena Corporation · Latest filing Jun 24, 2026

Marc Graff, SVP & Chief Financial Officer at Ciena Corporation has 2 Form 4 trades on file since Jun 20, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($56.62K), net -$56.62K. Latest filing: disposed of 126 shares of $CIEN on Jun 24, 2026 at $449.36.

Trades on file

2

Open-market bought

$0

Open-market sold

$56.62K

Net open-market

-$56.62K

Latest filing

Jun 24, 2026

All insider trades by Marc Graff

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 24, 2026	$CIEN	Sell (Open-market sale) 10b5-1	126	$449.36	$56.62K			-0.2%	-15.7%		SVP & Chief Financial Officer		Read
Jun 20, 2026	$CIEN	Sell (Tax withholding)	199	$428.22	$85.22K			+4.0%	-17.7%		SVP & Chief Financial Officer		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Marc Graff traded

• $CIEN

Frequently asked questions

Has Marc Graff been buying or selling stock?

Marc Graff has 0 open-market purchases and 1 open-market sale on file, net -$56.62K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Marc Graff's latest insider trade?

disposed of 126 shares of $CIEN on Jun 24, 2026 at $449.36.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.