Accidentally stumbled upon a bigger arbitrage opportunity On Kalshi Buy all ranges above 2.6%: 2.6–3.0 (16¢) + 3.1–3.5 (9¢) + 3.6–4.0 (6¢) + 4.1–4.5 (5¢) + 4.6–5.0 (3¢) + 5.1–5.5 (2¢) + 5.6–6.0 (2¢) + 6.1+ (1¢) Total cost (buying "Yes"): 44¢ On Polymarket Buy "No" for >2.5% range: price is 42¢ Total investment cost: 44¢ (Kalshi) + 42¢ (Polymarket) = 86¢ Profit margin: 14¢ / 86¢ ≈ 16.3% ROI Of course, fees need to be considered, but overall, this is profitable. Bitget VIP, lower fees, better perks