NFL and PGA Tour maintain ban on player endorsements of prediction markets

Abi Bray

19 January 2026 at 7:20am UTC-5

T. Schneider/Shutterstock.com

Email, LinkedIn, and more

The NFL and the PGA Tour will continue to block players from endorsing prediction market platforms, despite growing adoption of such products by other leagues and athletes.

Both organizations restrict player relationships with gambling-related companies, saying prediction markets are treated the same as other gambling-related activities under existing league rules, pointing to unresolved regulatory questions and potential risks to competitive integrity.

Article continues below ad

Prediction markets allow users to trade contracts on the outcomes of sporting events, with prices moving in response to buying and selling activity rather than fixed odds set by a bookmaker.

The platforms are regulated under the federal Commodity Futures Trading Commission, rather than state gambling laws, enabling them to offer products in states where traditional sports betting remains banned.

This week, LIV golfer Bryson DeChambeau signed an endorsement deal with Kalshi, becoming the first athlete to partner with a prediction market operator formally.

Article continues below ad

The NHL has partnerships with Kalshi and Polymarket. Other organizations, including combat sports and emerging leagues, have signed commercial agreements.

“The NFL views prediction markets as gambling entities, so players are not allowed to be an endorser or brand ambassador for a company like Kalshi or Polymarket under the gambling policy,” an NFL Players Association spokesperson told Front Office Sports.

The issue also drew attention from the President of the NCAA, Charlie Baker, as he urged the Commodity Futures Trading Commission to pause college sports offerings on prediction platforms pending more precise regulation.

Abi Bray brings strong researching skills to the forefront of all of her writing, whether it’s the newest slots, industry trends or the ever changing legislation across the U.S, Asia and Australia, she maintains a keen eye for detail and a passion for reporting.

View Abi Bray's bio and articles.

Locations:

Verticals:

Sports Betting

Sectors:

Operators

Topics:

Dig Deeper

The Backstory

How we got here

The leagues’ stance against prediction market endorsements did not materialize in a vacuum. Over the past year, the National Football League sharpened its view that prediction exchanges mimic sports betting and should be treated as such for players and staff. In a recent briefing, league officials argued the platforms lack core sportsbook-style safeguards, including information sharing with leagues and prohibitions on markets that could be influenced by insiders. That position, which effectively closes the door to athlete partnerships, was spelled out when the NFL formally labeled prediction markets as sports betting and reminded personnel that activity on exchanges such as Kalshi and Polymarket is prohibited under existing policy.

The semantics matter because prediction markets operate under federal commodities regulation, not the state-by-state sports wagering regimes that govern sportsbooks. Backers say that means contracts trade like stocks and the “house” does not set odds. But for leagues focused on integrity and public trust, the mechanics do not change the incentive risks. The NFL’s compliance team has emphasized that contracts tied to outcomes, player performance or narrow in-game events raise the same red flags as traditional prop bets. That view has increasingly informed the league’s internal education efforts and its posture with lawmakers and regulators.

The PGA Tour’s parallel ban reflects similar concerns. As with the NFL, the fear is that endorsements by active players could normalize products that fall outside the data-sharing and market-limiting protocols leagues negotiated with sportsbooks. With prediction exchanges expanding beyond political and macroeconomic questions into granular sports outcomes, both leagues are choosing to hold the line.

Integrity scares drove tighter betting rules

The crackdown follows a spate of integrity scares across U.S. sports and a drumbeat of political pressure. Earlier this season, the NFL told teams it would work with states and books to rein in vulnerable markets after a series of controversies in other leagues. The league’s memo, obtained by The Athletic, underscored wagers linked to injuries, officiating decisions and single-player actions. The reminder landed as baseball and basketball dealt with federal cases involving alleged pitch manipulation and insider information. The broader context: the NFL wants to stay ahead of similar problems on its watch.

That preventative posture was detailed when the league signaled plans to tighten player-based prop bet rules. Major League Baseball capped pitch-related wagers and barred them from parlays. Ohio’s governor urged other leagues to follow. While the NFL avoided major scandals last season, players reported harassment tied to bets, which underscored the reputational stakes. Against that backdrop, exchanges offering bite-size, player-driven markets look like accelerants for the very behaviors leagues are trying to curb.

The blur between trading and betting

The rapid expansion of prediction platforms into sports has strained the “it’s not betting” distinction. Retail trading brand Robinhood, for instance, rolled out exchange-style sports contracts this fall, pitching them as an extension of its investing app and a stepping stone toward weekly sports markets. The company framed the launch as a logical add-on for customers who already trade stocks and options. Its sports contracts match buyers and sellers rather than posting house odds, but the underlying questions mirror sportsbook menus.

In announcing its move, Robinhood said these markets would feel like stock trading, not traditional wagers. Still, the product set now includes football outcomes familiar to any bettor. That shift is one reason league officials say exchanges “mimic” betting and therefore belong under the same conduct rules. The NFL made that case explicit when it flagged prediction markets as prohibited sports betting, citing missing integrity monitoring and other controls that sportsbooks are required to implement.

Demand is real, especially where sportsbooks are not. Trading activity spikes when teams play in states without legal mobile betting, according to a sell-side analysis of exchange volumes around marquee NFL dates. Ahead of Thanksgiving, one bank projected a surge for Kalshi and Polymarket as fans in nonbetting states sought alternatives, helping push season-to-date NFL contracts to a sizable share of total exchange volume. The dynamic was captured in a readout that forecast record holiday trading in NFL markets, a reminder that geography and access shape where fans place their money.

Policy and optics beyond U.S. borders

The endorsement question is also testing norms in other jurisdictions where regulators are hardening their stance on marketing and celebrity influence. In Japan, lawmakers moved to curb gambling addiction by tightening rules on illegal online casinos and banning their advertising on social media and YouTube. The crackdown followed estimates that millions of residents were gambling online and that offshore volume had reached the trillions of yen annually. Crucially, the reforms zeroed in on celebrity promotions after a run of indictments involving entertainers, highlighting the reputational risk for public figures who lend their brands to gray-market operators.

Those steps, which require more public-awareness efforts by government agencies, situate the athlete-endorsement debate within a global shift toward stricter guardrails on who can promote gambling-like products and where. The policy trend line is clear: regulators are narrowing marketing channels while leagues push back on associations that could blur lines for young fans, casual viewers and sponsors. Japan’s action, detailed in our coverage of the new law targeting online casinos and celebrity endorsements, illustrates how the optics of endorsements can drive rulemaking as much as the underlying products do.

What it means for athletes, sponsors and platforms

For now, the NFL and PGA Tour are signaling that athlete partnerships with prediction platforms are a nonstarter. Exchanges may still chase league-level deals or media tie-ups, but the lack of integrity agreements, market restrictions and data-sharing protocols keeps them outside the leagues’ comfort zone. That creates a split screen: robust consumer demand and product expansion on one side, and a regulatory and reputational moat on the other.

Platforms will push to close that gap. Robinhood’s entry into football, outlined in our report on its sports prediction markets launch, shows how mainstream finance brands can normalize exchange-style wagering. At the same time, the NFL’s renewed focus on curbing vulnerable markets, described in our piece on tightening prop bet rules, suggests leagues will demand sportsbook-grade controls before any softening on endorsements.

The stakes are immediate. Athlete endorsements confer legitimacy, drive acquisition and open doors to new audiences. But they also bind leagues and players to integrity risks they cannot fully police if exchanges remain outside sportsbook oversight. Until regulators, leagues and platforms align on standards — from market definitions to information-sharing and monitoring — the bans are likely to hold. The market will not wait, as exchange volumes chase marquee games and gaps in state betting maps. The policy catch-up, and who shapes it, will determine whether prediction markets remain adjacent to pro sports or become integrated under stricter, sportsbook-like rules.