David M Rothenstein, Executive Vice President & Chief Strategy Officer, on September 15, 2026, sold 2,500 shares in Ciena (CIEN) for $826,208. Following the Form 4 filing with the SEC, Rothenstein has control over a total of 177,731 common shares of the company, with 177,731 shares held directly.
SEC Filing:
https://www.sec.gov/Archives/edgar/data/936395/000144415726000024/xslF345X05/edgardoc.xml