PTC Stock Pulls Back After Soaring on Report of Possible Autodesk Bid - Barron's

1. PTC stock surged 18% after Autodesk's potential bid was reported. 2. PTC's stock fell 3.8% in after-hours trading following initial gains. 3. Autodesk's interest indicates potential consolidation in the engineering software market. 4. Both PTC and Autodesk were leading decliners in the S&P 500. 5. Market reaction shows volatility surrounding acquisition rumors.