ATLASCiena (CIEN) earnings date: Dec 10, 2026
Ciena (CIEN) reports earnings for the quarter ended Oct 31, 2026 on Thu, Dec 10, 2026, before the open. Analysts expect EPS of $1.77.
Source: company filings and exchange data · Updated Nov 2, 2026
ATLAS view on CIEN
| Last price | $310.31 (-3.3%) |
|---|---|
| Normal 1-day range (±1σ) | ±4.8% |
| Earnings beat history | Beat the EPS estimate in 4 of the last 4 reports |
These figures come from the same calibrated model and valuation as the Ciena stock page. They describe an ordinary period, not the earnings reaction itself, which is usually wider and can go either way.
Ciena reports on Dec 10, 2026. One email the day before, with ATLAS’s read on Ciena. You can switch it off at any time.
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CIEN earnings at a glance
| Next report (confirmed) | Thu, Dec 10, 2026 |
|---|---|
| Time | Before the open |
| Period | Quarter ended Oct 31, 2026 |
| EPS estimate | $1.77 |
| Last report | Sep 3, 2026 · Beat |
| Beat rate (last 4 reports) | 4 of 4 (100%) |
| Average EPS surprise | +22.2% |
| Average move around a report | ±6.3% (last 4) |
| Sector | Technology · Communication Equipment |
Ciena earnings history: last 4 reports
Ciena last reported on Sep 3, 2026: EPS of $1.91 against an estimate of $1.46 (+30.8% surprise), a beat.
| Report date | EPS est. | EPS actual | Surprise | Result | Move* |
|---|---|---|---|---|---|
| Sep 3, 2026 | $1.46 | $1.91 | +30.8% | Beat | -9.4% |
| May 29, 2026 | $0.74 | $0.92 | +24.3% | Beat | -0.1% |
| Mar 5, 2026 | $1.17 | $1.35 | +15.4% | Beat | -14.4% |
| Dec 11, 2025 | $0.77 | $0.91 | +18.2% | Beat | -1.5% |
*Move: change in the closing price from the last close before the report day to the close the day after it, so it captures the reaction whether the company reported before the open or after the close.
Get the full ATLAS analysis for CIEN
See the fair value, the probability range and the earnings history of Ciena on its ATLAS page.
Ciena (CIEN) stock analysisPlans from €3.99 a month.
Ciena earnings: frequently asked questions
When does Ciena (CIEN) report earnings?
Ciena is scheduled to report on Thursday, December 10, 2026, before the open. ATLAS only shows a confirmed date when the company or the exchange data provides one; check the investor relations page for the call details.
What is the EPS estimate for CIEN?
The consensus EPS estimate for the quarter ended Oct 31, 2026 is $1.77 per share (USD). Estimates can change before the report.
How often does CIEN beat earnings estimates?
Of its last 4 reports with a recorded result, Ciena beat the EPS estimate 4 times; the average surprise was +22.2%. Past results do not predict the next one.
How much does CIEN move around earnings?
Over its last 4 reports the stock moved an average of 6.3% (absolute, from the close before the report day to the close after it), and finished higher 0 of 4 times.
Did Ciena beat earnings estimates last quarter?
Ciena last reported on Sep 3, 2026: EPS of $1.91 against an estimate of $1.46 (+30.8% surprise), a beat.
How much does CIEN usually move in a day?
On a normal trading day the ATLAS model puts CIEN’s one-day range at about ±4.8%, with a 49% chance of closing higher. This is not an options-implied earnings move; earnings days are usually wider.
Also reporting on Thu, Dec 10, 2026
Educational information, not investment advice. Disclaimer