Shift4 Payments (FOUR) — Research Note as of 2026-09-17

Recent Catalysts (Past 1–3 Months)

Q2 2026 earnings (reported early August 2026) were the dominant recent catalyst. Shift4 delivered results above guidance, with gross revenue up 34% YoY, gross revenue less network fees (GRLNF) up 51% YoY, and adjusted EBITDA up 39% YoY at a 46% margin [1]. Payment volume reached $61B, gross revenue $1.30B, and adjusted EBITDA $284M [3]. The Q2 shareholder letter was published Aug 6, 2026 [7].