Sources: Kalshi and Polymarket are each eyeing valuations of ~$20B in fundraising talks; Kalshi was valued at $11B in December and Polymarket at $9B in October
Wall Street Journal:
A look at the rivalry between Kalshi CEO Tarek Mansour and Polymarket CEO Shayne Coplan, who have competing visions for how prediction markets should grow
There's one word Kalshi CEO Tarek Mansour is loath to say: Polymarket. — Like a politician swiping his never-to-be-spoken …
How prediction markets Kalshi and Polymarket are aggressively targeting college students through fraternity partnerships and student influencers
The House always wins. The same is not true for the Frat House.Ethan Gach /Kotaku:Kalshi Reportedly Paid 15-Year-Old Gamer To Promote Online Betting Until Its Legal Department Said Please Don'tStatel...
Sources: Kalshi and Polymarket are each eyeing valuations of ~$20B in fundraising talks; Kalshi was valued at $11B in December and Polymarket at $9B in October
Prediction market rivals are speaking to investors about roughly doubling their previous valuations
A look at the rivalry between Kalshi CEO Tarek Mansour and Polymarket CEO Shayne Coplan, who have competing visions for how prediction markets should grow
There's one word Kalshi CEO Tarek Mansour is loath to say: Polymarket. — Like a politician swiping his never-to-be-spoken …
How prediction markets Kalshi and Polymarket are aggressively targeting college students through fraternity partnerships and student influencers
Kalshi and Polymarket pour money into deals with social-media influencers and students, who try to parlay rumors, insider information into cash; 'We know this shouldn't be allowed'
Analysis: since 2025's end, Polymarket users rarely bet large sums on US strikes by the next day; the day before the Iran strikes, 150+ accounts made such bets
Polymarket removes long-running markets that let users bet on if a nuclear weapon will be detonated, amid the Iran strikes; a 2025 contract had $1.7M+ in volume
Nuclear weapon-themed markets aren't new on the prediction market platform, but public outcry about the contracts has apparently forced the platform to delete them.
Analysis: since 2025's end, Polymarket users rarely bet large sums on US strikes by the next day; the day before the Iran strikes, 150+ accounts made such bets
OpenAI fired an employee for insider trading on prediction markets like Polymarket; Unusual Whales has flagged 77 suspected insider trades around OpenAI events
Prediction markets like Polymarket and Kalshi are big business, and some Big Tech employees are testing boundaries by making trades based on insider knowledge.