Ownership history in UBS Group AG · 60 quarters on record
This page tracks every 13F SEC filing in which UBS Group AG reported a position in CIENA CORP (CIEN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 82,126 | -458,452 | -84.8% | 0.00% | $19.2M | $233.87 |
| 2025 Q4 | REDUCED | 540,578 | -13,327 | -2.4% | 0.02% | $126.4M | $233.87 |
| 2025 Q3 | ADDED | 553,905 | +521,805 | +1625.6% | 0.01% | $80.7M | $145.67 |
| 2025 Q3 | REDUCED | 32,100 | -439,923 | -93.2% | 0.00% | $4.7M | $145.67 |
| 2025 Q2 | REDUCED | 472,023 | -547,925 | -53.7% | 0.01% | $38.4M | $81.33 |
| 2025 Q1 | ADDED | 1,019,948 | +239,767 | +30.7% | 0.01% | $61.6M | $60.43 |
| 2024 Q4 | ADDED | 780,181 | +478,281 | +158.4% | 0.01% | $66.2M | $84.81 |
| 2024 Q3 | ADDED | 301,900 | +41,424 | +15.9% | 0.00% | $18.6M | $61.59 |
| 2024 Q2 | REDUCED | 260,476 | -109,704 | -29.6% | 0.00% | $12.5M | $48.18 |
| 2024 Q1 | ADDED | 370,180 | +168,628 | +83.7% | 0.00% | $18.3M | $49.45 |
As of 2025 Q4 — sorted by position size