Exhibit 99.1 Semrush Announces First Quarter 2024 Financial Results • First quarter revenue of $85.8 million, up 21% year-over-year • ARR of $354.2 million, up 21% year-over-year • First quarter net cash provided by operating activities of $14.8 million • First quarter free cash flow of $12.0 million, free cash flow margin of 14.0% • New Enterprise SEO Platform now Generally Available (GA) May 6, 2024 — BOSTON — (BUSINESS WIRE) — Semrush Holdings, Inc. (NYSE: SEMR), a leading online visibility management Sa ...