PsiQuantum

Quantum Computing·Private

Goal milestone Useful, fault-tolerant quantum computing

Silicon-photonic quantum computing aiming directly at a million-qubit, fault-tolerant machine.

Founded2015 HQPalo Alto, CA, US Websitewww.psiquantum.com ↗

Observing

No verified technical progress yet

This company is on the tracked roster, but nothing it has done has been verified against this field's stage ladder. Rather than showing an empty stage, Tech Score and gap, this page states the position: we are observing it, and have not measured it.

What is real below: price, market data and catalysts — stock-moving events from the newsroom, each with a primary source.
What is missing: milestones tagged to this field's 0–5 ladder. Without them a stage would be a guess, and the gap would be a guess built on a guess.

Coverage becomes full at two ladder-tagged milestones, one of them achieved. How stages are derived →

Catalysts

Stock-moving events from the newsroom feed — facts, not advice. No rating, no price target.

2026-09-10

Capital

Washington put $400M into four quantum companies — and took equity in three of them

source · HPCwire / US Dept of Commerce ↗ read ↗

2026-07-22

Capital

PsiQuantum signs a $125M DARPA deal — a validation stage rivals didn't reach

source · The Quantum Insider ↗ read ↗

Technical milestones

Verified progress on the Frontier Milestones tracker ↗

From the verified Frontier Milestones dataset.

2026-06

Ground broken on first utility-scale quantum computer site

source ↗

Market data

Cumulative funding$2.3B

Quantitative factors

Computed once market data connects (price, market cap, runway).

Commentary

No analyst commentary published yet.

Commentary reflects one analyst’s view and is not a recommendation. It is presented alongside factual data and is explicitly labelled opinion.

Discussion0

Member discussion. Not investment advice, solicitation, or a recommendation.

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For information only. Not investment advice and not a solicitation. Market data is delayed and provided “as is”; technical data is read from the Frontier Milestones verified dataset.