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CIEN · Technology

Ciena Corp

USA Technology Filing: 2026-06-30
29/100
Smart-money confidence1 of 3 sources positive
Below average interest

No standout activity across the feeds we track.

What this band has actually done: stocks scoring 0–25 beat the S&P 500 over the next three months 39.9% of the time, across 100,496 cases since 2015. That is below a coin flip — and so is every other band, because the median stock loses to a cap-weighted index. How we measured this

Hedge funds
38
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Market cap
$50.6B
Industry
Communication Equipment
Sector
Technology
Exchange
NYSE
About CIENA CORP

Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and India. It operates through Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services segments. The Networking Platforms segment consists optical networking, routing, and switching products and services. This segment products include the 6500 Packet-Optical Platform, Waveserver modular interconnect system, the 6500 Reconfigurable Line…

Who's behind the signal
Every informed buyer we can see on CIEN, across all three feeds.
Hedge funds · 8
AQR Capital Management Increased +8%
Renaissance Technologies Increased +89%
Citadel Advisors Increased +52%
D.E. Shaw & Co Increased +1395%
+2 more in the full breakdown below ↓
Insiders
Company insiders Selling
Recent sells45
Congressional trades · 14 on record
Disclosures from 2020-07-24 to 2026-05-29
Trade date Member Chamber Action Amount
2026-05-29 Gilbert Ray Cisneros, Jr. · D-CA House Bought $1,001 - $15,000
2026-05-14 Gilbert Ray Cisneros, Jr. · D-CA House Bought $1,001 - $15,000
2026-03-30 Alan Armstrong · R-OK Senate Bought $1,001 - $15,000
2026-03-27 Alan Armstrong · R-OK Senate Bought $1,001 - $15,000
2025-10-31 Lisa C. McClain · R-MI House Sold $1,001 - $15,000
2025-10-30 Lisa C. McClain · R-MI House Bought $1,001 - $15,000
2025-10-30 Lisa C. McClain · R-MI House Sold $1,001 - $15,000
2025-10-15 Lisa C. McClain · R-MI House Sold $1,001 - $15,000
2025-06-17 Lisa C. McClain · R-MI House Bought $1,001 - $15,000
2024-09-04 John James · R-MI House Sold $1,001 - $15,000
Show the other 4
Trade date Member Chamber Action Amount
2023-11-10 John James · R-MI House Bought $1,001 - $15,000
2023-07-12 Daniel S. Goldman · D-NY House Sold $1,001 - $15,000
2020-11-20 Lois Frankel · D-FL House Sold $1,001 - $15,000
2020-07-24 Lois Frankel · D-FL House Bought $1,001 - $15,000
Not a model pick — but on our radar. CIENA CORP isn't in the top-10 model right now, but 8 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
8
Investors
0
New positions
5
Increasing
3
Decreasing
0
Unchanged
Price History
Loading price data...
A member of Congress bought A member sold
Return: High: Low:

Markers sit on the transaction date the member disclosed, snapped to the nearest close on the chart. They are not the date the public found out — that came later, and the gap is its own page. Every marker is listed by name in the table above.

Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Portfolio Allocation
How much of each investor's portfolio is allocated to CIENA CORP
0 buys and 45 sells recorded in the last 90 days, but this stock's per-transaction detail hasn't been fetched yet — only the totals.
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell CIENA CORP or any security.

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