// company-profile
Ciena Corp
CIENExchangeNYSESectorTelephone & Telegraph ApparatusInc.MDFilings358Insiders20
// api This Ciena Corp insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Recent insider activity is bearish. Over the last 30 days, insiders net sold $9.2M across 34 transactions.
// 90-day insight
Over the last 90 days, Ciena Corp insiders sold $9.2M across 34 transactions with no open-market purchases.
- Most active insider: SMITH GARY B with 9 transactions totaling $11.4M.
- Largest single sale: $1.7M by SMITH GARY B on Jun 1, 2026.
- 32% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity skews bearish — sales outpace buys.
Institutional Ownership
Top 13F-HR holders of Ciena Corp as of 2026-03-31
Total reported AUM
$43.32B
QoQ change
+59.0%
Reporting period
2026-03-31
#1
FMR LLC
CIK 315066
$4.63B
11.9M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$3.56B
9.2M shares
#3
FMR LLC
CIK 315066
$3.53B
9.1M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 20, 2026 | DiPerna Dino | CIEN | Tax Withholding | 444 | $428.22 | $190K |
| Jun 20, 2026 | Kosaraju Sheela | CIEN | Tax Withholding | 198 | $428.22 | $85K |
| Jun 20, 2026 | Kosaraju Sheela | CIEN | Tax Withholding | 578 | $428.22 | $248K |
| Jun 20, 2026 | Kosaraju Sheela | CIEN | Tax Withholding | 345 | $428.22 | $148K |
| Jun 20, 2026 | Rothenstein David M | CIEN | Tax Withholding | 204 | $428.22 | $87K |
45 more transactions hidden
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