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.
Gainers
Red Cat Holdings, Inc. (NASDAQ: RCAT) shares surged 31.7% to $2.41 after the company announced it was awarded a multiple award blanket purchase agreement by the United States Customs and Border Protection worth up to $90 million over five years.
Gainers
BioRestorative Therapies, Inc. (NASDAQ: BRTX) rose 48.1% to $6.77 in pre-market trading after the company entered into a Master Service Agreement with PRC Clinical, a contract research organization (CRO), to conduct BioRestorative's Phase 2 trial.
Gainers
SeaChange International, Inc. (NASDAQ: SEAC) jumped 128.8% to $1.72 following Bloomberg report suggesting that social video app Triller is in merger talks with Seachange.
Gainers
Arena Pharmaceuticals, Inc. (NASDAQ: ARNA) shares climbed 83.4% to $91.52. Pfizer agreed to acquire Arena Pharmaceuticals for $100 per share in an all-cash transaction.