Iceland holds a commanding position in UEFA Nations League 2026-27 Group C4 after four matchdays, sitting atop the table with eight points from two wins and two draws, plus a +6 goal difference. This record, built on solid defensive showings and efficient attacking play against Estonia, Bulgaria, and Luxembourg, underpins traders' 75% implied probability for the Icelandic side to claim the group title. Estonia trails with six points and remains mathematically alive, while Bulgaria and Luxembourg sit further back on four and three points respectively. The final two matchdays feature Bulgaria hosting Iceland and Luxembourg facing Estonia on November 13, followed by Estonia versus Bulgaria and Iceland against Luxembourg on November 16. These fixtures, combined with Iceland's current form and head-to-head edge, shape the current market consensus reflected in the pricing.