Dino DiPerna sold $474K of Ciena (CIEN)

Executed Nov 17 2025, disclosed Nov 18 2025, 1 day later.

Value, as filed

$474K

2,482 sh across 2 lots

Executed

Nov 17 2025

the trade date, as filed

Disclosed

Nov 18 2025

1 day after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

DD Dino DiPerna SVP Global R&D profile →

Dino DiPerna (SVP Global R&D) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Ciena Corporation (CIEN). The largest single filing was $1.3M of CIEN (2,829 sh across 2 lots, as filed), executed Apr 15.

The name

CIEN Ciena Corporation CIEN · Technology · 104 filings in 24 months ticker →

Technology · Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, E…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Dino DiPerna in CIEN

CIENSALE Ciena Corporation $351K
782 sh across 2 lots
Exec Jul 15
Filed Jul 17 · 12:30 PM ET CIENSALE Ciena Corporation $1.3M
2,829 sh across 2 lots
Exec Apr 15
Filed Apr 16 · 5:30 PM ET CIENSALE Ciena Corporation $1.2M
5,054 sh across 2 lots
Exec Jan 15
Filed Jan 16 · 5:30 PM ET CIENSALE Ciena Corporation $235K
2,682 sh across 2 lots
Exec Dec 26 2024
Filed Dec 30 2024 · 5:30 PM ET