Stocktoria
CIENA CORP CIEN
CIENA CORP institutional holders
| Investor | Shares | Value | % of company |
|---|---|---|---|
| BlackRock Finance, Inc. | 15,609,770 | $752.1M | 10.75% |
| CITADEL ADVISORS LLC | 1,328,564 | $651.7M | 0.91% |
| AQR CAPITAL MANAGEMENT LLC | 1,052,165 | $507.2M | 0.72% |
| Point72 Asset Management, L.P. | 375,916 | $184.4M | 0.26% |
| MILLENNIUM MANAGEMENT LLC | 233,120 | $114.4M | 0.16% |
| RENAISSANCE TECHNOLOGIES LLC | 184,774 | $90.6M | 0.13% |
| D. E. Shaw & Co., Inc. | 177,895 | $87.3M | 0.12% |
| Bridgewater Associates, LP | 101,038 | $49.6M | 0.07% |
% of company = reported institutional shares ÷ shares outstanding. Based on the latest reports; not every holder reports every quarter.
Computed from company filings · US · as of 2025-11-01. Facts plus Stocktoria's own computed scores — not investment advice.