Polymarket's Prediction Gambles: How 'Privileged' Users Profit From Insider Knowledge
Polymarket's Prediction Gambles: Insider Trading Concerns

The Prediction Market Phenomenon: Where Gambling Meets Geopolitics

In the early hours of 13 June, more than 200 Israeli fighter jets began pummeling Iran with bombs, lighting up the Tehran skyline and initiating a devastating twelve-day conflict that would claim hundreds of lives. For one user of the prediction platform Polymarket, however, this represented an extraordinary financial opportunity rather than a humanitarian tragedy. In the twenty-four hours preceding the strike, this individual had wagered tens of thousands of dollars on "yes" for the market "Israel military action against Iran by Friday?" when the prospect still seemed improbable, with odds hovering around ten percent.

Following the military action, Polymarket declared the event had occurred and paid the user a staggering $128,000 for their successful prediction. The question that immediately arises: was this merely fortuitous timing, or something more concerning?

The Mechanics of Modern Prediction Markets

Polymarket operates as an online platform where participants can place bets on virtually any conceivable outcome, ranging from the most-streamed song on Spotify to the frequency of specific phrases in political speeches. Operating on blockchain technology, the platform links accounts to cryptocurrency wallets that can be publicly traced but remain challenging to connect to individual identities. This structure enables global participation with significant anonymity, despite the company's United States headquarters.

Wide Pickt banner — collaborative shopping lists app for Telegram, phone mockup with grocery list

Since its emergence, Polymarket has processed over $100 million worth of daily bets, even after facing regulatory challenges under the Biden administration that led to its ban in the US, though users frequently circumvent this restriction using virtual private networks. The platform functions through event contracts priced between zero and one dollar, with values fluctuating based on market demand. A contract priced at $0.80 indicates the market perceives an eighty percent likelihood of that outcome occurring.

When the predicted event materialises—whether a military strike, an award ceremony result, or a political announcement—the correct contract's value surges to one dollar while incorrect contracts plummet to zero. This mechanism enables substantial profits for those who identify undervalued probabilities early, particularly when betting significant sums on seemingly unlikely outcomes.

The Suspicious Pattern of Successful Predictions

The user who profited from the Israeli strike on Iran displayed a remarkable pattern of success that extends beyond this single instance. Since that initial windfall, they have placed five additional bets on related geopolitical markets, including "Israel announces end of military operations against Iran before July?" and "Israel strikes Iran by January 31, 2026?" All these wagers have proven successful, generating further profits exceeding $28,000.

Analysis of blockchain data conducted by The Guardian traced the wallet to an X account with its location set to Beit Ha'shita, a kibbutz in northern Israel. The user subsequently transferred their betting activities to two other accounts, potentially to avoid detection, where they currently maintain ten live bets concerning Israel's military strategy. While the individual behind the account remains unreachable for comment, Israeli defence authorities have confirmed opening an investigation into the user's activities.

This case represents merely the tip of the iceberg regarding concerns about privileged information influencing Polymarket outcomes. The Guardian's investigation identified more than a dozen accounts exhibiting hallmarks of potential insider trading: substantial, accurate bets placed shortly before events occurred, with minimal other activity and no hedging across multiple accounts. Collectively, these accounts have profited approximately $2.17 million.

Pickt after-article banner — collaborative shopping lists app with family illustration

Geopolitical Events and Questionable Profits

The markets displaying suspicious activity span numerous domains, from foreign diplomacy to congressional votes, technological announcements to international awards. In one particularly striking example, five new Polymarket users collectively earned $154,000 from Ukrainian President Volodymyr Zelenskyy's December announcement regarding a meeting with Donald Trump. Their bets on "Will Trump meet with Zelenskyy by December 31?" were all placed within hours of each other, one day before Zelenskyy's public statement.

Blockchain analysis suggests these accounts may be jointly owned, with three funding wallets displaying transactions between them and four linking to the same Binance wallet. These wallets frequently interact with a Ukrainian-founded cryptocurrency exchange, with one account featuring the Ukrainian flag and the bio "#standwithUkraine." Ukrainian regulators have since banned Polymarket for operating an unlicensed gambling business.

Another concerning instance occurred surrounding the Nobel Peace Prize announcement in October. While initial reports highlighted one user profiting over $65,000, The Guardian uncovered eight jointly owned new accounts that collectively earned more than $161,000, with wagers placed twelve hours before the winner's revelation. These accounts featured politically charged usernames including "fmaduro," "madurowilllose," "trumpdeservesit," and "striketheboats."

The Philosophical Divide: Information Efficiency Versus Market Integrity

Polymarket's leadership and supporters present a fundamentally different perspective on these activities. Chief Executive Shayne Coplan argues that the platform creates "financial incentive for people to go and divulge information to the market," essentially viewing insider trading as a feature rather than a flaw. In a November interview, the twenty-eight-year-old CEO—recently anointed the world's youngest self-made billionaire according to the Bloomberg Billionaires Index—described Polymarket as "the most accurate thing we have as mankind right now, until someone else creates some sort of super crystal ball."

Blockchain analyst Andrew 10 Gwei, who has exposed insider activity within cryptocurrency startups since 2020, echoes this sentiment, describing insider trading as "a core feature of the system" that makes prediction markets "the fastest and most accurate news source in the world." He estimates identifying dozens of such accounts over recent months, representing millions in profits, and actively shares this information so others can replicate these trades.

This perspective finds historical precedent in libertarian economic thought. In 1966, prominent legal scholar Henry Manne argued that insider trading enhances market efficiency by allowing information to reach markets more rapidly, potentially functioning as a performance incentive for corporate insiders. However, regulatory developments moved in the opposite direction, with the Securities and Exchange Commission aggressively expanding insider trading enforcement from the 1960s onward.

Regulatory Ambiguity and Real-World Consequences

The regulatory landscape surrounding prediction markets remains notably ambiguous. Event contracts qualify as derivatives, placing online prediction markets under the jurisdiction of the US Commodity Futures Trading Commission. Under the Biden administration, the CFTC fought vigorously to block these markets, with former chair Rostin Behnam declaring election markets "contrary to the public interest" in 2023 and describing regulation as both "impractical" and requiring the agency to act as "an election cop."

The political transition has dramatically altered this landscape. Under the Trump administration, the CFTC withdrew its legal challenge against Kalshi's election markets and permitted Polymarket to operate domestically under its oversight. Business has subsequently flourished, with the total value of bets placed on prediction platforms in December alone surpassing $8.3 billion—representing a 1,300 percent increase from February and approximately equivalent to Target's monthly sales.

Polymarket has responded to regulatory pressures by developing a separate, waitlist-only application for US users that requires government-issued identification and prohibits insider trading. However, this version offers only a limited selection of markets, and American users can easily access the unregulated global site using virtual private networks, violating Polymarket's terms of service but remaining virtually undetectable due to the platform's anonymity features.

Ethical Dilemmas and National Security Implications

The potential consequences extend far beyond financial markets into national security and geopolitical stability. Richard Painter, former chief White House ethics lawyer under George W. Bush, warns that prediction markets could inadvertently reveal classified operations. "If you know we're going to bomb Iran in the next week and you start placing bets, then the prediction market tells the Iranians they're about to get bombed," he explains. This mechanism theoretically could have enabled figures like Nicolás Maduro to evade capture by monitoring market movements.

Perhaps more disturbingly, these markets risk distorting real-world decision-making processes. Painter highlights the possibility of government officials making decisions they otherwise wouldn't to profit from prediction markets, creating "perverse incentives" that could "have a cataclysmic effect on our government and the ethics of our government."

Evidence already exists of individuals manipulating information to secure betting profits. One market speculated on when Russia would capture the Ukrainian city of Myrnohrad, resolving on 15 November when the Institute for the Study of War's live map—which Polymarket uses to adjudicate territorial disputes—updated to show a Russian advance. Moments after the market closed, the map reversed, eliminating the advance. The Guardian identified three new accounts that placed large bets either the night before the map changed or minutes afterward, collectively profiting $9,300 with returns of approximately 3,500 percent.

Legislative Responses and Future Uncertainties

In response to these mounting concerns, Representative Ritchie Torres of New York introduced the Public Integrity in Financial Prediction Markets Act, which would prohibit members of Congress, their aides, and administration officials from trading on prediction sites using "material, nonpublic information." Torres describes the legislation as a "starting point" for broader regulatory frameworks, acknowledging that "the CFTC's authority over prediction markets is poorly defined" and exists in a "gray area" requiring "legislative clarity from Congress."

However, the proposed legislation stops short of completely banning government officials from using prediction markets, meaning even if passed before November's midterm elections, betting on electoral outcomes might remain permissible. As Torres himself acknowledges, "When you're a government insider, the term prediction market is a misnomer, because if you're the one making the decision, or if you're part of the decision-making process, you're not predicting anything. You're governing for profit."

As prediction markets continue their exponential growth, the fundamental tension between information efficiency and market integrity remains unresolved. With billions flowing through these platforms daily and geopolitical events increasingly becoming betting commodities, the need for coherent regulatory frameworks and ethical guidelines has never been more pressing. The question persists: are we witnessing the emergence of revolutionary information aggregation tools, or the normalization of sophisticated insider trading mechanisms with potentially catastrophic real-world consequences?