<ul data-eligibleForWebStory="true">Wealthfront files for IPO with $340M+ ARR, $2B+ valuation, 40%+ margins.Lessons for SaaS founders include sticking to core strategy, achieving profitability early.50% organic growth via referrals, strategic patience, and customer success key.Wealthfront's IPO timing, profitability, and market entry strategies analyzed for potential valuation.