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The Event Horizon Podcast: Daily Summaries Delivered
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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- 1 weeks ago53 min
Episode 20: George Santos + Prediction Markets? Really?
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
- 2 weeks ago28 min
Episode 19: Inside The Latest Polymarket Insider Trading Case
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
- 3 weeks ago22 min
Episode 18: Senators, CAOCs And Survivor Betting
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
- May 18, 202632 min
Episode 17: Everyone Is Putting Kalshi Volume Under The Microscope
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
- May 11, 202629 min
Episode 16: The Big Sportsbooks Talk A Big Game On Prediction Market Plans
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
- May 4, 202624 min
Episode 15: Everyone Has A Comment On Prediction Markets
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
- Apr 25, 202629 min
Episode 14: Candidates And A Soldier Betting On Themselves Is A Problem
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
- Apr 13, 202651 min
Prediction Markets Provide Signal Amid Chaos In California Governor's Race
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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