Prediction Markets News Today: MLB Home Run Derby and World Cup

Prediction markets continue to grow in popularity as traders have the flexibility to put real money behind their opinions on everything from sports to politics and even entertainment. Among the biggest markets to keep an eye on today are two major sporting events taking place this week. From a prediction market news standpoint, the MLB Home Run Derby winner and the 2026 FIFA World Cup champion are at the top of the list. While there are countless other markets available, these two are undoubtedly among the most popular right now. With that in mind, let’s take a look at both.

Finding the Best Value in the Home Run Derby Market

Kyle Schwarber enters the Home Run Derby as the favorite with a 23% probability via Polymarket, and it’s easy to understand why. The Phillies slugger has been one of baseball’s premier power hitters for years, and this year’s event is taking place in Philadelphia, where he’ll have the hometown crowd firmly behind him.

The same can be said about Bryce Harper, though. Schwarber’s Phillies teammate will also have the support of the home fans, but the market gives him just a 10% chance to win the Derby.

That’s where the value starts to become interesting.

In an event like the Home Run Derby, it isn’t always about backing the favorite. All it takes is one poor round for a player to be eliminated, regardless of how dominant they’ve been throughout the regular season. Because of that volatility, there’s often more value in looking a little further down the board.

Harper benefits from many of the same advantages as Schwarber, including familiarity with the ballpark and the energy of a hometown crowd, but at more than double the potential return. While players like Jac Caglianone and Willson Contreras also present intriguing upside, Harper stands out as the best value play. For anyone following prediction market news, he’s the player worth keeping an eye on heading into Monday night’s Derby.

Argentina Still Has Value Despite Becoming the Underdog

France has earned its place atop the World Cup market with a 40% implied probability via Polymarket after an impressive run through the knockout stage. This is a team that hasn’t lost in quite some time and is the favorite for a reason.

But Argentina continues to overcome adversity and make the biggest plays when they matter most.

At an 18% probability, the defending champions trail France, England and Spain in the current market. That creates an interesting value opportunity. With only four teams remaining, all it takes is two more victories for Argentina to defend its World Cup title, and few teams in international soccer are better equipped for high-pressure knockout matches.

Lionel Messi continues to deliver on the biggest stage, while Argentina’s experienced core has already proven it knows how to navigate deep tournament runs. The market may view France as the clear favorite, but the gap between the remaining four teams feels much smaller than the probabilities suggest.

When evaluating prediction market news, it’s not always about picking the most likely winner. It’s about identifying where the market may be undervaluing a team’s true chances. Argentina fits that description, making the defending champions one of the most intriguing value plays still available.

Whether it’s the Home Run Derby or the World Cup, the biggest opportunities often come from identifying value rather than simply following the favorite. These are two prediction markets worth watching closely as the week unfolds.