Gainers
Insignia Systems, Inc. (NASDAQ: ISIG) shares climbed 64.8% to close at $19.02 on Tuesday as traders circulated a social media post on a potential short squeeze.
Toward the end of trading Tuesday, the Dow traded up 0.26% to 36,396.21 while the NASDAQ fell 0.52% to 15,789.51. The S&P also fell, dropping 0.12% to 4,785.52.
Following the market opening Tuesday, the Dow traded up 0.48% to 36,476.04 while the NASDAQ fell 0.13% to 15,850.57. The S&P also rose, gaining 0.10% to 4,795.90.
Gainers
Flotek Industries, Inc. (NYSE: FTK) rose 48.6% to $0.8322 in pre-market trading after the company said it had received an unsolicited takeover offer for part or all of the company.