Kalshi promo – Kalshi is offering a $15 sign-up bonus for new users who enter promo code WTOP15, make a first-time deposit of at least $1, and then place $10 worth of trades, with eligibility limited to people 18 and older who are physically present in the U.S. The promotion
By the time tipoff or kickoff arrives, the question for many sports fans won’t be whether the weekend will be exciting. It’ll be how to get in on the action.
Kalshi is leaning into that rush with a new-user promotion tied to the sports schedule—starting with the New York Knicks vs. San Antonio Spurs matchup, and expanding to other major events. The offer uses promo code WTOP15 and comes with a $15 sign-up bonus.
To qualify, new Kalshi customers must be at least 18 years old and physically present in the United States. The terms also specify that the bonus is limited to new users. The bonus was last verified on June 13, 2026.
The path to the $15 bonus is straightforward: sign up for a new account. complete a first-time deposit of at least $1. and then place $15 in trades on Kalshi’s prediction markets to fully unlock the bonus. The extra funds are added to the user’s account once those trades are placed. ready to be used on the Knicks-Spurs game or any other available market.
The promotion is built around Kalshi’s prediction market platform, where users trade on the outcomes of real-world events rather than traditional sports odds. The company says the platform is fully regulated and available to users in all 50 states.
For fans looking at the Knicks-Spurs matchup, the welcome offer points directly to event-driven trading options—shares that reflect which team will win the game outright, plus other NBA markets such as predicting division winners, playoff series outcomes, and end-of-season awards.
In the market presented for this matchup, New York Knicks shows a 37% market probability, while San Antonio Spurs shows a 63% market probability.
Once the sign-up bonus is secured. Kalshi also advertises prediction markets across international sports. including the World Cup. along with daily action in other leagues such as the NHL and MLB. The platform positions the experience as something that can be used beyond a single game—whether a user sticks with basketball or shifts to hockey and baseball.
The steps to activate the offer include creating an account with standard personal information such as a name. email. and address; verifying identity by providing proof of identification; entering the promo code WTOP15 during registration; and making a first-time deposit of at least $1. From there. users are told to make $10 worth of trades on the platform’s prediction markets—an important detail because the instructions say you can accumulate that $10 across multiple smaller trades. Once the total traded amount reaches $10. the $15 sign-up bonus is described as being automatically activated and made available in the account for continued trading.
Kalshi WTOP15 $15 sign-up bonus prediction markets NBA Finals Knicks vs Spurs World Cup MLB NHL