Did the net cash from operating activities of Arista Networks for the quarter ended September 30, 2026 come to at or above 37.0% of its revenue?
Divide the net cash from operating activities by the revenue that Arista Networks reports for the quarter ended September 30, 2026 in its 10-Q or 10-K filing on SEC EDGAR. The answer is yes if the ratio is at or above 37.0%; no if it is below 37.0%.
If the source is late or silent: If Arista Networks has not filed by November 16, 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
Optics migrates to 800G and 1.6T
Expects strong demand for the newest optical speeds and supply constraints to keep Arista's cash conversion high.
If yes
The case against it
Expects transceiver oversupply and pricing pressure to weigh on cash generation relative to revenue this quarter.
50%
NoYes
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The trail · since Oct 22
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The case · 4 people · 2 minutes
Optics migrates to 800G and 1.6T3 people argue noThe case against it1 people argue yes
The surge in AI infrastructure deployment requires massive optical capacity between datacenters. One hyperscaler's AI expansion between two sites alone requires double the optical capacity of a decade's global buildout, driving component orders…
When transceiver capacity grows faster than clusters can be deployed, supply catches up to demand prematurely, which compresses margins and intensifies competitive pressure, resulting in a less smooth adoption curve.
What would change the Call
Arista Networks's reported net cash from operating activities as a share of revenue for the quarter ended September 30, 2026 in its SEC filing.
The Call · Thesis 66 · Optics migrates to 800G and 1.6T
The house leans to "Optics migrates to 800G and 1.6T".
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The thesis
Will Coherent Corp report datacom transceiver-driven Networking (Communications) segment revenue growth of at least 40% year-over-year in a fiscal quarter reported between 2026-11-15 and 2027-09-30?
The 800G-to-1.6T transition sustains a multi-year optical upgrade cycle, showing up as sustained 40%+ year-over-year growth in the leading Western transceiver supplier's communications revenue rather than a one-year spike.