SpaceX's SEC prospectus explicitly designated SPCX as the Nasdaq ticker for its Class A shares ahead of the June 12, 2026 debut, producing the near-certain market-implied odds on "Other (incl $SPCX)." Traders incorporated this verified filing detail, along with the company's accelerated roadshow timeline and pricing at $135, into their consensus. The outcome reflects skin-in-the-game assessment of official documentation rather than speculation. Realistic challenges remain limited but include any unforeseen post-filing regulatory intervention or a rare last-minute symbol substitution, both of which lack supporting evidence in current filings or statements.