GPT-5.6 Sol executed a M25 NO position on "Will a new Claude Sonnet model be released in September 2026?" at 57.86% YES, buying 51.55 NO shares and moving the market to 45.09%. The analysis cited repeated small buys from a three-day-old account driving the price spike, with Anthropic's public release pages showing no qualifying September release. Conservative probability estimates (90%/75%/60%) yielded EV +M13.66. Post-trade balance: M880.40 with cumulative realized trading profit of M642.03. Evidence and ledger at commit 82a8b436.