Wall Street is pouring billions into prediction markets, but their future may hinge less on capital and more on how courts and lawmakers ultimately define the product.
As prediction markets continue to expand into the mainstream, major financial and fintech companies are accelerating their push into the sector. At the same time, courts, regulators, and legislators are increasingly scrutinizing whether the products are actually gambling, setting up a high-stakes clash between institutional capital, legal uncertainty, and questions around market integrity.
Prediction markets are no longer a fringe or niche category. They are being shaped largely by three converging external pressures: rapid capital inflows, unresolved legal classification, and growing concerns over trust and fairness.
Together, these factors suggest investors are backing the sector before its legal and regulatory path is fully settled.
Capital Flows Signal Conviction
Institutional players have increasingly moved from observers to active participants, or signaled their intent to do so.
Last week, Intercontinental Exchange, the parent company of the New York Stock Exchange, announced a further $600 million investment in Polymarket. ICE has committed to invest up to $2 billion, following an initial $1 billion stake taken in October 2025.
Just weeks earlier, investment firm Coatue Management led a funding round for Kalshi, valuing the operator at $22 billion.
This week, JPMorgan Chase CEO Jamie Dimon told CBS that his bank is considering offering prediction market services to its customers. He clarified that a possible entrance would exclude sports and politics, and the bank would uphold strict insider trading standards.
Dimon’s comments follow Goldman Sachs CEO David Solomon, who, during the company’s fourth-quarter earnings call, described the sector as “super interesting,” framing it as “event contract activities” rather than speculative gambling. Solomon said the company is “very focused” and spending “a lot of time” on understanding the possible crossover into its existing business.
In the fintech world, platforms like Robinhood, Crypto.com, Coinbase, and Gemini have already entered the prediction market space. Binance appears to be the latest to explore the space, with reports claiming it is testing features similar to prediction markets.
A growing institutional ecosystem is forming. Trading firms, hedge funds, prime brokers, and venture investors—including Jump Trading, Susquehanna International Group, DRW, AQR Capital Management, Millennium Management, Clear Street, and Andreessen Horowitz— are building exposure to prediction markets through trading, infrastructure, and investment.
Additionally, Bloomberg, Google Finance, WSJ, Barron’s, MarketWatch, CNN, CNBC, and Yahoo Finance have begun incorporating prediction market data, effectively embedding these platforms into the daily workflows of both retail and institutional finance.
The Valuation Paradox
Even as the sector is attracting growing capital, prediction markets remain defined by a fundamental contradiction.
While they’re attracting multi-billion-dollar valuations and investments, prediction markets are facing increasing scrutiny from regulators and lawmakers who question whether they fall within existing financial frameworks.
That creates a paradox: the sector is rapidly expanding even as its regulatory foundation remains unresolved.
The tension becomes more apparent when considering the scale of current valuations. A $22 billion valuation for Kalshi and multi-billion-dollar investments into Polymarket imply expectations of widespread adoption, deep liquidity, and long-term regulatory viability.
However, those expectations rest on a central assumption that remains unresolved.
The Legal Hinge: Gambling or Derivatives?
At the center of the uncertainty lies one simple question: are prediction market contracts financial instruments or gambling products?
The answer carries far-reaching consequences.
If courts determine that these contracts qualify as derivatives, platforms could continue operating under federal oversight. Such a ruling would reshape the gambling industry, impacting the states that depend on related tax revenue. Major operators such as DraftKings, FanDuel, and Fanatics have already moved into prediction markets, looking to cash in on their growth, largely by offering sports event contracts in states where sports betting is not legal, California and Texas most importantly.
But if courts instead classify sports event contracts as gambling, a large portion of trading volume on prediction markets would evaporate. Around 90% of the volume on Kalshi has been on sports.
Recent rulings suggest momentum is building on the state side. Multiple states have taken enforcement action against prediction markets, with the platforms often filing counterclaims or preemptive complaints.
A key backdrop is a 2024 federal ruling in which a Washington, DC, district court found that the Commodity Futures Trading Commission (CFTC) had overstepped by attempting to ban Kalshi’s political event contracts.
This decision stood after the CFTC dropped its appeal in 2025. However, because no binding appellate precedent was established, the classification of other contracts, particularly those tied to sports, remains actively contested across multiple states.
The outcome of those cases could reshape the sector.
Sports-related contracts are widely viewed as a key driver of liquidity and user engagement. They mirror the appeal of traditional sports betting, allowing residents of states without legalized sports betting to trade.
Removing or restricting these contracts (which account for the majority of trading volume) could materially weaken overall activity. Lower liquidity would likely lead to wider spreads, reduced participation, and weaker revenue generation.
In that scenario, current valuations—many of which assume continued expansion—could face significant downward pressure.
Integrity Concerns Add Second Layer of Uncertainty
Beyond legal classification, prediction markets face a separate but equally significant challenge: maintaining integrity standards comparable to those of traditional financial markets.
Concerns around insider trading have become a recurring theme. Unlike equities or commodities markets, where trading on material non-public information is tightly regulated, prediction markets often center on real-world events where asymmetric information is possible.
Both Kalshi and Polymarket introduced new policies in March to curb insider trading and manipulation. However, enforcement remains an open question.
Public perception adds another layer of complexity.
A recent Gambling is Not Investing poll found that most Americans believe sports event contracts are gambling and that the CFTC cannot properly regulate them. While a coalition opposed to prediction markets commissioned the poll, its findings reflect a broader perception challenge the sector has yet to resolve.
Meanwhile, a Truist Securities survey found that 60% of respondents believe insider trading is occurring on prediction markets. That perception gap presents a challenge for platforms seeking legitimacy as regulated financial venues.
Legislative pressure is also growing. Lawmakers are beginning to link integrity concerns with regulatory oversight.
At least a dozen states have introduced bills to limit or prohibit prediction markets. Multiple bills have emerged at the federal level as well. Earlier this week, 40 Democrats in the U.S. House and Senate signed a letter to the Trump administration asking for government-wide training on insider trading in prediction markets.
For prediction markets to evolve into a true financial product category, they may need to meet the same standards of transparency and enforcement expected in traditional markets. That’s something that remains a work in progress.
A Sector Defined by Legal and Political Outcomes
Prediction markets sit at a critical inflection point.
On one side, institutional capital continues to flow into the space, driven by the belief that event-based trading represents a natural evolution of financial markets. On the other hand, regulators and courts are working to determine whether that evolution fits within existing legal boundaries.
If prediction markets ultimately receive recognition as financial instruments, the current wave of investment may be early positioning ahead of a much larger expansion. But if they are classified as gambling, the industry faces a more fragmented and restrictive future.
Prediction markets have faced a less hostile federal posture under the Trump administration than under the Biden administration. The current environment also includes direct ties between the sector and the White House, including Donald Trump Jr.’s advisory roles with Kalshi and Polymarket and reported investment in the latter.
As prediction markets themselves signal a potential shift in congressional control, growing scrutiny from Democratic lawmakers could translate into future policy action, depending on the political balance in Washington.
Until courts or Congress decide, one reality remains clear: The future of prediction markets depends less on investor enthusiasm than on how courts and policymakers ultimately classify the contracts at the center of the debate.
The post Wall Street Bets on Prediction Markets, but Courts and Congress Hold the Key appeared first on Gambling Insider.
