David M Rothenstein, Senior Vice President and Chief Strategy Officer, on June 15, 2026, sold 2,500 shares in Ciena (CIEN) for $1,142,673. Following the Form 4 filing with the SEC, Rothenstein has control over a total of 187,581 common shares of the company, with 187,581 shares held directly.
SEC Filing:
https://www.sec.gov/Archives/edgar/data/936395/000144415726000016/xslF345X05/edgardoc.xml