
Free Daily Podcast Summary
by Dustin Gouker
A newsletter about the nascent prediction markets industry, including news, analysis and legal insights at Kalshi, Polymarket, PredictIt and beyond. nexteventhorizon.substack.com
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Daniel O’Boyle of InGame and I are still trying to process that the prediction markets news cycle now includes George Santos, somehow. We break down all the recent news in in the industry.Plus I talk with Kindbridge Behavioral Health CEO Daniel Umfleet about prediction markets, addiction, and treatment. News recap and analysis at the start; Interview with Kindbridge CEO at 31:13.George Santos, lolhttps://www.ingame.com/doj-investigating-santos-kalshi-trades/THERE WAS A BIG ($5,000) HEDGE AT AN NYC BARhttps://nexteventhorizon.substack.com/p/mattress-mack-walked-so-kalshi-could-runRush Street applies for a DCMhttps://www.ingame.com/rush-street-interactive-predictions-dcm/Will DraftKings win in prediction marketshttps://closingline.substack.com/p/draftkings-ceo-i-know-whos-going-to-win-prediction-marketsHere comes Robinhood/Rotherahttps://robinhood.com/us/en/newsroom/the-world-cup-is-now-trading-on-robinhood-and-rothera/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
The Polymarket-Google fiasco:https://www.ingame.com/google-engineer-polymarket-insider-trading/https://nexteventhorizon.substack.com/p/the-polymarket-google-case-and-insider-tradingTrump talks prediction marketshttps://nexteventhorizon.substack.com/p/trump-some-prediction-market-opponents-are-scumHere come new exchanges:DraftKings... https://www.ingame.com/draftkings-self-certifies-first-contracts/Rothera from Robinhood... https://nexteventhorizon.substack.com/p/robinhood-cfo-says-most-prediction-flow-moving-to-rotheraWhen will SCOTUS tackle prediction markets?https://www.ingame.com/nj-petition-scotus-prediction-market/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
Senators talking prediction markets: https://closingline.substack.com/p/senators-were-fired-up-about-prediction-markets-at-hearingCombinatoric Athletic Outcome Contracts!https://nexteventhorizon.substack.com/p/its-not-a-parlay-its-a-combinatoric-athletic-outcome-contractBetting On Survivor:https://nexteventhorizon.substack.com/p/stop-letting-people-bet-on-survivor This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
Breaking down Kalshi retail handle and parlays: https://www.ingame.com/kalshis-true-betting-handle-draftkings-fanduel/https://www.sportico.com/business/sports-betting/2026/kalshi-parlays-retail-bettor-losses-rfq-1234894471/Polymarket US is fully live: https://www.ingame.com/polymarket-us-live-without-waitlist/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
FanDuel and DraftKings on prediction markets:https://nexteventhorizon.substack.com/p/what-we-learned-about-fanduel-and-prediction-markets-q1https://nexteventhorizon.substack.com/p/what-draftkings-and-genius-sports-said-about-prediction-markets-q1-earningsParlay volume!https://nexteventhorizon.substack.com/p/most-of-kalshis-recent-volume-growth-from-parlaysMaryland and Massachusetts vs. Kalshihttps://www.ingame.com/fourth-circuit-judges-wary-kalshi-maryland/https://www.ingame.com/kalshi-massachusetts-supreme-court-questions/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
Everyone had comments for the CFTC on prediction markets rule making: https://nexteventhorizon.substack.com/p/the-most-interesting-comments-on-cftc-rulemaking-for-prediction-markets Senate bans prediction market trading by senators: https://www.politico.com/live-updates/2026/04/30/congress/new-ban-on-prediction-market-trading-00901232Robinhood Q1 earnings and prediction markets: https://nexteventhorizon.substack.com/p/what-we-learned-about-robinhood-andPolymarket international to the U.S.?: https://www.coindesk.com/policy/2026/04/28/polymarket-seeks-cftc-approval-to-reopen-main-exchange-to-u-s-traders This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
Soldier arrested for Maduro betting: https://nexteventhorizon.substack.com/p/us-soldier-arrested-for-maduro-betsThree candidates caught betting on themselves: https://nexteventhorizon.substack.com/p/five-questions-after-kalshi-finesNY sues prediction markets: https://nexteventhorizon.substack.com/p/new-york-ag-sues-coinbase-gemini This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
Fox + Kalshi…but no elections?https://nexteventhorizon.substack.com/p/fox-news-has-a-kalshi-dealWhite House warns people not to insider trade on PMshttps://www.wsj.com/politics/policy/white-house-warns-staff-not-to-place-bets-on-prediction-markets-amid-iran-war-3780668fNCAA is big for Kalshihttps://www.ingame.com/2026-ncaa-tournament-volume-fees-kalshi/$1.1 trillion for PMs?https://www.bloomberg.com/news/articles/2026-04-09/bofa-sees-a-1-1-trillion-market-for-sports-event-betting-in-us?taid=69d7b3615fcb6f0001a6e7f6&utm_campaign=trueanthem&utm_content=business&utm_medium=social&utm_source=twitterKalshi wins in NJhttps://nexteventhorizon.substack.com/p/news-kalshi-wins-appeal-vs-new-jerseyWTF is going on in Arizonahttps://www.ingame.com/federal-court-arizona-injunction-act/ This is a public episode. If you would like to discuss this with other subscribers or get access to bonus episodes, visit nexteventhorizon.substack.com
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