According to @AnthropicAI, the organization announced on December 9, 2025 that research was led by Igor Shilov as part of the Anthropic Fellows Program via its official X account, source: AnthropicAI. The post provided leadership attribution and program context but did not disclose technical findings, benchmarks, product releases, or timelines, limiting immediate quantifiable trading signals from this announcement alone, source: AnthropicAI.