Sees Q1 revenue $55.5M-$57M, consensus $59.95M. Sees Q1 adjusted EBITDA $10.5M-$11.5M. Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See today’s best-performing stocks on TipRanks >> Read More on DH: Definitive Healthcare downgraded to Underweight from Equal Weight at Barclays