Barclays, Oppenheimer and other analysts cut forecasts and downgraded Coinbase and rival platforms after weak early-2026 trading. Barclays said March was Coinbase’s lowest-volume month since Sept 2024 and estimates Q1 volumes fell ~30% quarter‑over‑quarter. Bitcoin and ether declined about 22% and 29% in Q1. Analysts say lower transaction fees will pressure revenue and adjusted EBITDA, see limited near-term relief from diversification or stablecoins amid regulatory uncertainty, and are revising models ahead of upcoming earnings (Coinbase May 7, Bullish Apr 23).

Analysts from Barclays, Oppenheimer and others issued downgrades and cuts after observed volume declines (Barclays: March lowest since Sept 2024; Q1 volumes ~30% QoQ) and large BTC/ETH price drops (~22% and ~29%). They cite lower transaction fees hitting revenue and adjusted EBITDA and limited near-term mitigation from diversification or stablecoins due to regulatory uncertainty; analysts are revising models ahead of earnings — all concrete facts from the summary.