A stray montzar tick landed in the prices table, which stores no source, so the database_last fallback served a ~168M quote on a shop whose Zaarbox board was at ~217M. Last price and today's high/low now come from price_sync_logs filtered by price_provider, the database fallback no longer counts as today's price, and daily extremes reset when the provider changes. Co-authored-by: Cursor <cursoragent@cursor.com>