Trade Summary

Yesterday, Diperna Dino, serving as SVP Global R, D at Ciena Corp (CIEN), sold 2,829 shares at $471.79 per share, for a total transaction value of $1,334,694.00. Following this transaction, Diperna Dino now holds 42,460 shares of CIEN.

This sale represents a 6.00% decrease in Diperna Dino's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, April 15, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, April 16, 2026, 1 day after the trade was made.

Ciena Corp operates in the TECHNOLOGY sector, specifically within the COMMUNICATION EQUIPMENT industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.