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New data for Q4 2026: What agentic research adds to explaining markets, plus data from the options market

For Q4 2026, we are adding an earnings preview written by Claude before each earnings call. Incorporating the preview into our baselines lifts every GPT-6 model we tested, and GPT-6 Astra explains more than 30% of the variation in returns. Additionally, we will be disseminating data from the options market, which provides insight into expected moves around the earnings announcement.