Key Takeaways Kalshi’s parlay maker fees raised $26 million in their first four weeks, Ingame found. The combo maker rate is half the taker fee, double Kalshi’s standard maker rate. The fee now appears in Kalshi’s online table but not in its July 7 fee schedule PDF. A Fee on Makers, a Cost for Takers According to a report by Ingame’s Daniel O’Boyle, Kalshi’s parlay maker fees now routinely top $1 million a day on weekends. On Sept. 12, the prediction market collected $1.7 million from this revenue source, which is more than its average daily fee revenue from takers …