**Trader consensus heavily favors "No" at 89.4% implied probability because no credible reports indicate an active pregnancy among Elon Musk's known partners that would produce a birth before December 31, 2026.** With only three months remaining, the short timeline makes a new arrival unlikely absent prior public signals, and Musk's most recent confirmed children—Romulus (with Ashley St. Clair, born fall 2024) and Seldon Lycurgus (with Shivon Zilis, early 2025)—already pushed his publicly acknowledged total to 14. Recent September 2026 coverage of the documentary *Musk* highlights his long-standing pronatalist comments and desire for a "legion" of children, yet these remain aspirational statements without supporting evidence of imminent deliveries. Ongoing custody proceedings with St. Clair and Musk's focus on xAI, Tesla, and political roles further reduce near-term expectations. While Musk has repeatedly voiced concerns about population decline, the absence of announcements, partner updates, or timeline indicators supports the market's strong lean toward no additional birth by year-end.