GRAFF MARC D.

PrivateCIK: 2080157
Location

HANOVER, MD

Senior insider sale

SVP & Chief Financial Officer at CIENA CORP — senior position signals high conviction

$2.33M

5.25K shares

What this filing means

GRAFF MARC D. plans to sell 5.25K shares of CIENA CORP valued at approximately $2.33M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderGRAFF MARC D.CIK 2080157
IssuerCIENA CORPCIK 936395
Officer· SVP & Chief Financial Officer
Since Mar 2026
5.25K
Shares to sell
$2.33M
Approx. market value
5K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Units

N/A

8/1/2026
5K
Total acquired5K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

126.00

Market value

$58.7K

7/1/2026
Completed

Units to sell

126.00

Market value

$56.6K

6/24/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

5K

Market value

$2.21M

8/14/2026
Total

Units

5.25K

Value

$2.33M