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Commonwealth Fusion Systems is assembling SPARC, with first plasma officially targeted for 2027. Resolves YES if CFS announces SPARC has achieved first plasma before 2027. Source: Commonwealth Fusion Systems.
Official announcement or authoritative source
Market open
May 26, 2026, 03:26 p.m.
Market closes
Jan 8, 2027, 02:26 p.m.
Projected payout
After market closes