Jacob Coxon, a former OpenAI and Anthropic pretraining researcher, resigned publicly on September 8, 2026, and posted detailed warnings on X about labs racing toward self-improving superintelligence without adequate safeguards. The viral statements, amplified by endorsements from figures like Anthropic's Evan Hubinger and coinciding with the introduction of the Ban Artificial Superintelligence Act by Senator Bernie Sanders and Representative Greg Casar, have heightened congressional attention to AI risks. With the implied probability of public testimony by October 31 near even, trader balance reflects uncertainty over whether committees will extend a formal invitation and schedule a hearing in the narrow window before the midterms, versus the typical pace of legislative scheduling, competing priorities, and the absence of confirmed outreach to date.