Rothenstein David M sold CIEN
October 15, 2026 · Form 4 insider transaction
Rothenstein David M sold 2,500 shares of Ciena Corporation at $348.06 per share, a transaction worth $870.2K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Disposed (sell-side)
Shares
2,500
Price
$348.06
Total value
$870.2K
InsiderRothenstein David M
Role—
CompanyCiena Corporation (CIEN)
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateOctober 15, 2026
Filing dateOctober 19, 2026
Shares owned after172,881
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
Sales were affected pursuant to Rule 10b5-1 trading plan dated 10/10/2025.; Reflects the weighted average sales price with transactions in a range of sales from $334.0400 to $356.9100. Upon request by the SEC, full information regarding the number of shares sold at each separate sales price will be provided.; Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).