Identity and classification
Every value below is stored with the decision that produced it- CUSIP
- 171779309
- Ticker
- CIEN
- Issuer CIK
- 0000936395
- Instrument type
- Common Stock
- Sector
- Information Technology
- Sector derived by
- derived from the issuer's SIC code by rule
How this was resolved
- SIC
- 3661 — Telephone & Telegraph Apparatus
- Rule set
- sic-sector-v2
- FIGI
- BBG001S61J73
Market data
Live prices from TradingView — unrelated to the filings belowLive market data for NYSE:CIEN from TradingView. The positions below are as reported for the quarter each names and may no longer be held.
Currently held by
Managers reporting this security in their most recent filed quarter, heaviest position first| Manager | As of | Value | Weight | Shares |
|---|---|---|---|---|
| Steve Mandel | Q1 2026 | $0.31B | 2.5% | 809,522 |