Trader Notes · The PM Pulse 042 · Sep 10, 2026
Kalshi microstructure in the NFL opener
By Aaron Courtney @probaaron, Resolution Pending
- After the final whistle, Seattle holders sold 572k contracts at 99¢ rather than wait for the $1 settlement – whoever was resting at 99¢ earned the last cent on every fill.
- Of 58.8M contracts traded across both markets, 11.0M printed before kickoff and 47.8M during the game.