Gainers
Hudson Technologies, Inc. (NASDAQ: HDSN) shares jumped 26.9% to close at $9.06 on Thursday after the company reported better-than-expected Q1 EPS and sales results.
Companies Reporting Before The Bell
• Seres Therapeutics (NASDAQ:MCRB) is estimated to report quarterly loss at $0.52 per share on revenue of $8.48 million.