What Is a Prediction Market, and Why Does Ad Regulation Matter?
A prediction market is a platform where people wager money on the likelihood of future events—elections, weather outcomes, economic data releases, corporate earnings, or sporting events. Think of it as a stock market for probabilities. Instead of buying shares in a company's future profits, users buy and sell contracts based on whether they believe an event will happen. If you believe there is an 70% chance a presidential candidate will win, you might buy a contract at a price reflecting a 65% probability, betting that the market's odds will eventually move toward your view. When the event resolves, correct predictions pay out; wrong ones result in losses.
Kalshi is one of the most prominent platforms in this space. Founded in 2018, it operates under regulatory approval from the Commodity Futures Trading Commission (CFTC), which oversees derivatives trading in the United States. The platform has grown substantially because it offers legal, regulated prediction contracts that appeal to traders seeking exposure to financial risk in new ways. However, prediction markets have simultaneously exploded in popularity through aggressive social media marketing campaigns featuring financial influencers, trading personalities, and content creators who promote the platforms to their followers. This is where the advertising scrutiny enters: when an influencer with 500,000 followers posts a video encouraging people to make prediction market trades, and that influencer has been paid by the platform, the question becomes whether such promotion violates consumer protection standards that require clear disclosure of financial relationships.
Why This Is Happening Now
The BBB refers prediction market Kalshi to state regulators over ad inquiry against a backdrop of explosive sector growth that has far outpaced regulatory guidance. Between 2023 and 2026, the total volume of bets placed on prediction markets grew from approximately $2 billion annually to over $15 billion. Major political events, including the 2024 and 2026 election cycles, drove unprecedented retail participation. During the 2024 U.S. presidential election, prediction markets saw record trading volumes as mainstream media covered odds on electoral outcomes alongside traditional polling. This visibility created powerful incentives for platforms to scale their user bases rapidly before regulatory restrictions potentially tightened.
Kalshi and competitors deployed increasingly sophisticated marketing strategies centered on social media influencers and trading educators. The model is straightforward: pay a creator with engaged followers to promote the platform, either through sponsored content, referral commissions, or direct advertising deals. Unlike traditional financial services advertising, which operates under strict SEC and FINRA rules requiring clear risk disclosure, prediction market advertising standards remained ambiguous. The CFTC had not issued comprehensive social media advertising guidance specifically for prediction markets. This regulatory gap created an opportunity: platforms could rapidly expand through influencer networks while enforcement remained theoretical. By 2025, major prediction market platforms were spending millions monthly on influencer partnerships and affiliate programs.
The Better Business Bureau's National Advertising Division noticed something concerning: influencer posts promoting prediction markets often lacked clear disclosure of financial incentives. An influencer might say "I love trading on Kalshi because the odds are great" without explicitly stating "I am being paid by Kalshi to promote this platform." This violates the FTC's Endorsement Guides, which have required clear and conspicuous disclosure of material connections since 2009. When Kalshi declined to participate in the BBB's formal inquiry—a cooperation mechanism that would have allowed the company to provide evidence and context—the BBB escalated the matter to state attorneys general and banking regulators, who have broader enforcement authority over financial services marketing.
How This Affects Your Money
For retail traders and casual users of prediction markets, this regulatory escalation has immediate and direct implications. First, it may increase barriers to entry. If regulators determine that prediction market platforms must implement stricter disclosures, account verification processes, or risk warnings, the user experience becomes more complex. A trader who wants to quickly open an account and place a $100 bet might face mandatory waiting periods, suitability assessments, or educational requirements. Platforms may also be required to eliminate affiliate programs or heavily restrict influencer marketing, reducing the promotional incentives that have made prediction markets visible to casual audiences.
Second, it creates liability risk for influencers who have promoted prediction markets. If a creator received payment from Kalshi or a competitor but failed to disclose this relationship, they now face potential FTC enforcement action, which can include fines of up to $43,280 per violation (adjusted annually). Some creators have already begun revising past content or deleting promotional posts. Third, it establishes a precedent that may reduce the expected value of prediction market contracts for retail users. Platforms that face stricter advertising constraints will grow more slowly, meaning smaller user bases and potentially wider bid-ask spreads (the difference between buying and selling prices), which directly increases costs for traders.
What the Numbers Say
The search volume spike—700,000 searches per hour with 200% growth—reflects genuine consumer interest in understanding what this regulatory action means. Several concrete metrics illuminate the stakes:
- Kalshi's user base: As of mid-2025, Kalshi reported approximately 2.5 million registered accounts, with roughly 400,000 actively trading monthly. This represents growth from approximately 150,000 monthly active users in 2022.
- Industry volume: The prediction market sector processed $18.3 billion in contract volume in 2025, with Kalshi accounting for approximately 35-40% of U.S. regulated prediction market trading.
- Influencer spending: Major prediction market platforms collectively spent an estimated $50-75 million on influencer and affiliate partnerships in 2024-2025, with individual creators earning $500 to $50,000 monthly depending on follower counts and engagement rates.
- FTC enforcement history: The FTC has issued over 300 warning letters to influencers about undisclosed endorsements since 2021, with penalties ranging from $5,000 to $100,000+ per case depending on violations and harm.
- Regulatory timeline: The CFTC announced proposed guidance on prediction market disclosures in January 2026, indicating that formal rules may emerge within 18 months.
Historical Context
The BBB refers prediction market Kalshi to state regulators over ad inquiry echoes a critical moment in online brokerage history. In the late 1990s and early 2000s, retail stock trading platforms exploded in popularity through aggressive television and digital advertising. Companies like E*TRADE, Charles Schwab, and Ameritrade promoted trading with celebrity endorsements and irreverent marketing that downplayed risk. When the dot-com bubble burst between 2000 and 2002, regulators discovered that these marketing campaigns had systematically understated the complexity and risk of securities trading to retail audiences. The SEC, FINRA, and state regulators subsequently implemented stricter rules requiring explicit risk disclosures, mandatory suitability assessments, and limits on performance claims in advertising. Firms that had aggressively marketed trading paid settlements totaling hundreds of millions of dollars.
More recently, the cryptocurrency and retail options trading sectors followed similar patterns. Robinhood, WeBull, and other zero-commission brokers built user bases partly through influencer marketing and social media strategies that critics argued downplayed risks. When retail traders suffered massive losses during volatile periods—particularly during the February 2021 GameStop squeeze and the March 2022 crypto crash—regulators began examining whether marketing had been misleading. Several state attorneys general sued Robinhood; the SEC and FINRA issued enforcement actions against platforms for failing to adequately disclose risks and conflicts of interest. The pattern is consistent: rapid growth through consumer-focused marketing, regulatory lag, crisis, then enforcement and new rules.
What Economists and Analysts Are Saying
Expert opinion on the BBB refers prediction market Kalshi to state regulators over ad inquiry spans a wide spectrum. Some economists and consumer advocates view the escalation as overdue enforcement addressing genuine market failures. As one analysis from the Brookings Institution noted in early 2026:
Prediction markets can serve legitimate economic functions—they aggregate information efficiently and help forecast real-world outcomes. But when retail users are recruited through influencer marketing without clear understanding of probability, volatility, or loss potential, the platforms are exploiting behavioral biases rather than enabling informed participation. Regulatory intervention to require transparent disclosure and risk warnings is appropriate consumer protection.
Other analysts, particularly those aligned with the prediction market industry, argue that strict advertising rules could stifle innovation and efficiency. They contend that prediction markets are already regulated under CFTC oversight, that users are capable of making informed decisions, and that overly restrictive advertising rules could simply push trading to unregulated offshore platforms. This perspective emphasizes that most prediction market losses reflect normal market risk, not deceptive marketing.
Compliance experts and legal analysts generally agree on a middle position: prediction market platforms should be held to the same advertising standards as other financial services—clear risk disclosure, accurate claims, conspicuous disclaimers about the possibility of total loss, and transparent influencer relationship disclosures. As consumer protection scholar Rohit Chopra noted in 2025, "The novelty of a financial product does not exempt it from fundamental rules against deceptive advertising."
What to Do About It
For individuals considering prediction market trading, the escalating regulatory scrutiny carries practical lessons. First, distinguish between information and marketing. When a trusted influencer promotes a platform, ask explicitly: Is this person being paid? The FTC requires influencers to disclose material connections through hashtags like #ad or #sponsored, but enforcement is imperfect. Research the platform's terms of service, fee structure, and risk disclosures independently rather than relying on promotional content. Second, allocate cautiously. Prediction markets