US Government to Take Equity Stake in Rigetti Under CHIPS Act LOI

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Rigetti Computing's Prediction Market Price Just Caught Up to a Deal Signed Six Weeks Ago

Rigetti Computing signed a letter of intent with the U.S. Department of Commerce on May 21, 2026, for up to $100 million in CHIPS Act funding. The document was public. The equity provisions were explicit. And for the next six weeks, the prediction market contract tracking whether the U.S. government would take a stake in Rigetti before year-end barely registered the news.

Then, between July 9 and July 12, Rigetti's implied probability jumped from 61% to 73% across Kalshi and Polymarket. No new filing appeared. No executive made a public statement. No policy announcement emerged from the Department of Commerce. The 12-percentage-point surge occurred in an information vacuum, which is precisely what makes it revealing: this wasn't a market reacting to new data, it was a market correcting a weeks-long failure to process existing data.

Prediction-market view

Resolved Sep 9, 2026

Final prices, venue by venue

This market settled on September 9, 2026, so nothing below is tradeable. These are the last prices each venue published before settlement, not live quotes.

Anduril

Final YES price across 2 venues

21%final

Polymarket22¢Kalshi23¢

TSMC

Final YES price across 2 venues

17%final

Polymarket17¢Kalshi18¢

IonQ

Final YES price across 2 venues

15%final

Kalshi14¢Polymarket18¢

OpenAI

Final YES price across 2 venues

13%final

Kalshi12¢Polymarket18¢

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Kalshi currently prices Rigetti at 75%, while Polymarket sits at 71%. That 4-point spread is narrow enough to confirm both platforms are converging on the same thesis: the deal is real, and the remaining steps are procedural. The question worth asking isn't what changed in the last 72 hours. It's why it took this long.

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What the US Government's Proposed Equity Stake in Rigetti Computing Actually Involves

The May 21 LOI is not a vague expression of interest. According to Rigetti's own disclosure, the Department of Commerce "is expected to receive an equity stake consistent with the total amount of the funding." That phrasing matters. Under the CHIPS Act framework, equity provisions are conditions of disbursement, not items left for post-hoc negotiation. The government doesn't fund first and negotiate ownership later. It commits to the equity mechanism as part of the LOI itself.

Rigetti is a publicly traded quantum computing company (RGTI), trading at $16.54 as of July 10 with a market cap that makes a $100 million government stake a material position. The strategic logic is straightforward: the U.S. government has identified quantum computing as a national security priority, and the Department of Energy announced a separate $500 million funding program in May 2026 to support quantum R&D through public-private partnerships.

The precedent is already established. D-Wave Quantum secured a similar $100 million government investment with plans to issue $100 million in stock directly to the government. Rigetti isn't pioneering a new structure. It's following a bureaucratic pathway that has already been walked. The remaining steps include due diligence, compliance review, and final documentation, all procedural rather than discretionary. Once the equity language entered the LOI, the mechanism was committed.

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Why Prediction Markets Slept on Rigetti Computing for Six Weeks

The timeline is damning. On May 21, the LOI was signed and disclosed. By late May, any trader with access to CHIPS Act filings could read the equity language. Yet the contract sat near 61% for weeks, implying the market assigned a roughly 39% chance that a deal with explicit equity terms would somehow fail to close within seven months.

Several factors likely explain the lag. Quantum computing policy sits at the intersection of defense, industrial, and technology coverage, a nexus that few prediction market participants monitor closely. Rigetti's contract may also have suffered from thin order books. When a market is illiquid, correct information can sit unpriced for extended periods because the traders who know the answer aren't present in sufficient size to move the price. The surge from 61% to 73% over three days looks less like a coordinated reassessment and more like one or two informed participants entering a thin market.

There's also a structural explanation. Many prediction market traders anchor to headlines rather than regulatory filings. The May 21 LOI generated modest media coverage. It lacked the drama of a contested deal or a surprise announcement. Rigetti's strategic partnerships in June drew more attention from tech outlets than the equity provisions buried in the Commerce Department paperwork. The information asymmetry wasn't about secrecy. It was about salience.

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The Case Against: What Could Still Derail Rigetti Computing at 73%

At 73%, the market implies a 27% chance this deal doesn't close by December 31, 2026. That's not trivial, and it deserves honest examination. The strongest bear case rests on execution risk, not deal risk. LOIs are not binding contracts. Between signing and disbursement, Rigetti must clear compliance reviews, satisfy due diligence requirements, and finalize documentation. Government procurement timelines are notoriously elastic. If Rigetti's financials present complications during review, or if the Commerce Department's CHIPS Act office faces internal delays from staffing shortages, budget sequestration disputes, or competing priorities, the deal could slip into 2027.

There's also the question of Rigetti's competitive position. IBM, Google, and D-Wave all compete in the quantum computing space. If the government decides to reallocate CHIPS Act quantum funding toward a competitor's proposal mid-review, the Rigetti LOI could stall. This scenario is unlikely given the LOI's specificity, but it isn't impossible. The 27% residual probability isn't irrational. It reflects the difference between a signed letter and a completed transaction, a gap that government contracting can stretch far longer than private markets expect.

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Is Rigetti Computing at 73% Still Underpriced? Track the Live Market Here

The core analytical question: does 73% adequately price a deal whose equity mechanism was committed in writing six weeks ago, with a clear bureaucratic precedent in D-Wave's completed transaction?

I'd argue it doesn't. The remaining 27% discount implies that roughly one in four scenarios involves the deal failing to close before December 31. That's a steep haircut for a process that is procedural by design. The LOI language doesn't say equity "may" be part of the agreement. It says the government "is expected to receive" an equity stake. The CHIPS Act framework treats this as a disbursement condition, not a negotiating chip. The only realistic failure modes are bureaucratic delay (which pushes the deal into 2027 without killing it) and a Rigetti-specific compliance issue that hasn't surfaced in any public filing.

Rigetti's stock at $16.54 shows no distress. The equity market isn't pricing in deal risk. If the company's own shareholders aren't worried, a 27% failure probability on the prediction market looks generous to the short side.

The spread between Kalshi (75%) and Polymarket (71%) offers a minor arbitrage signal, but both platforms are moving in the same direction. With 172 days remaining before resolution, the most likely path is continued drift upward as more participants read the LOI and reach the same conclusion: this deal was done in May. The market is just doing the paperwork now.