Senior insider sale
Sr. VP, General Counsel at CIENA CORP — senior position signals high conviction
$2.95M
7.50K shares
What this filing means
ROTHENSTEIN DAVID M plans to sell 7.50K shares of CIENA CORP valued at approximately $2.95M. 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.
Filed: 9/15/2026ACC: 0001950047-26-009494
Officer· Sr. VP, General Counsel
Since Jul 2018
7.50K
Shares to sell
$2.95M
Approx. market value
2.50K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Restricted Stock Units
N/A
3/20/2021
2.50KTotal acquired2.50K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
3/20/2021 | Restricted Stock Units N/A | 2.50K | — |
| Total | 2.50K | ||
Planned & Completed Dispositions3
Completed
—Completed
Units to sell
2.50K
Market value
$1.10M
8/14/2026
—Completed
Units to sell
2.50K
Market value
$1.05M
7/15/2026
Planned — Approximate Date
NYSEPlanned
Units to sell
2.50K
Market value
$799.1K
9/15/2026
Total
Units
7.50K
Value
$2.95M
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
8/14/2026 | 2.50K | $1.10M | — | Completed |
7/15/2026 | 2.50K | $1.05M | — | Completed |
| Planned — Approximate Date | ||||
9/15/2026 | 2.50K | $799.1K | NYSE | Planned |
| Total | 7.50K | $2.95M | ||