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Networking · Thesis 71 · settles Dec 10 · 48 days · rung 3/3

Will Ciena's operating cash flow for the quarter ending October 31, 2026 be at or above 15.0% of its revenue?

How it settles

Divide net cash from operating activities by revenue, both from Ciena's 10-Q or 10-K for the quarter ended October 31 2026 on SEC EDGAR. Yes if the result is 15.0 percent or more. SEC EDGAR, XBRL company facts of Ciena (Forms 10-Q and 10-K)

The exact question and the full rule

Did the net cash from operating activities of Ciena for the quarter ended October 31, 2026 come to at or above 15.0% of its revenue?

Divide the net cash from operating activities by the revenue that Ciena reports for the quarter ended October 31, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 15.0%; no if it is below 15.0%.

If the source is late or silent: If Ciena has not filed by December 17, 2026, or a filing restates a period the rule reads, the test is inconclusive, and the Result says what was read and what was missing.

If no

Co-packaged optics reshapes the supply chain and compresses Arista's margin

Yes if operating cash flow improves on its recent run, which was 11.7% and 14.3% of revenue in the two prior comparable quarters.

If yes

Arista's gross margin holds at or above 60% through 2027

No if operating cash flow stays near or below its recent pace, missing the higher 15.0% mark.

50%
NoYes

No position, no money. The crowd, the Call and the machines appear after you lock your number.

The case · 3 people · 2 minutes
Co-packaged optics reshapes the supply chain and compresses Arista's margin1 people argue noArista's gross margin holds at or above 60% through 20272 people argue yes
Stronger if no · 1 people

Co-packaged optics reshapes the supply chain and compresses Arista's margin

Daniel RomeroFeb 26

Network vendors like Arista commanded premium prices through elite engineering required to route ultra-fast electrical signals across motherboards without signal degradation. CPO deletes this engineering problem by moving optics on-package. When…

Stronger if yes · 2 people

Arista's gross margin holds at or above 60% through 2027

GaetanoMar 24

Moving from 112G to 224G electrical SerDes creates severe power and thermal constraints. Vesta 200 co-packages optics directly with switch ASIC, shortening electrical path and improving signal integrity. Nitro Redriver boosts electrical signal to…

What would change the Call
  • The operating cash flow and revenue figures Ciena reports for the quarter ended October 31, 2026 would move the number.
The Call · Thesis 71

The house has not taken a side.

The dossier · 5 minutes
The machines' reasons

2 models ran this one. Their numbers and reasons appear after you lock yours.

The thesis

Will Arista Networks' GAAP gross margin fall below 60% in any quarter reported before 2027-12-31?

CPO deletes the board-level signal-integrity engineering that justified branded switch premiums, pushing hyperscalers to whitebox/ODM sourcing and compressing incumbent network vendor margins.