Core Viewpoint - The new tax regulations under President Trump's One Big Beautiful Bill (OBBB) Act will significantly impact the professional sports betting industry in the U.S., particularly affecting how professional gamblers can deduct their losses, which may lead them to seek alternative betting avenues like Robinhood's event contracts [1][2][6]. Group 1: Impact of New Tax Regulations - The OBBB Act allows professional gamblers to deduct only 90% of their betting losses, compared to the previous 100% deduction, which will increase their taxable income and tax obligations [1][6]. - This change is expected to drive professional gamblers to explore new jurisdictions or alternative betting methods, such as event contracts [7][12]. Group 2: Robinhood's Position and Offerings - Robinhood Markets has begun offering prediction markets through a partnership with Kalshi, allowing users to bet on various outcomes without the same tax burdens as traditional sports betting [8][9]. - Event contracts are regulated under the Commodity Futures Trading Commission (CFTC), allowing full deduction of losses against gains, which is advantageous for professional bettors [10][11]. - In the first six months of offering event contracts, Robinhood reported over one billion contracts traded, contributing to a 50% year-over-year revenue growth [14]. Group 3: Financial Performance and Analyst Outlook - Robinhood's revenue reached $927 million, marking the second-highest in its history, prompting analysts to raise their price targets for the stock [15]. - Current analyst ratings suggest a Moderate Buy for Robinhood, with price targets ranging from $110 to $125 [11][15].