Trex Company (TREX) is a manufacturer of wood-alternative composite decking, railing, and other outdoor items made from recycled materials. Recently, Baird downgraded the stock to neutral from outperform with a $108 price target. The next stock that George Tsilis discusses is Quanterix (QTRX). The company digitizes biomarker analysis with the goal of advancing the science of precision health. The stock gained after FDA granted breakthrough therapy status for the Ptau-181 blood test. Finally, DatChat (DATS) is a blockchain, cybersecurity, and social media company. The stock is up more than 15% today.