'Pharma bro' Martin Shkreli is betting against retail traders' favorite meme stock

Core Viewpoint - Martin Shkreli, known for his controversial past, is targeting Opendoor stock, which has seen a significant rise in popularity among retail traders, particularly after a bullish thesis from hedge fund founder Eric Jackson [1][2]. Group 1: Stock Performance and Market Sentiment - Opendoor stock has surged approximately 1,500% since Eric Jackson's bullish post in July, which projected a target price of $82 per share [2]. - Retail investors are actively discussing strategies to counter Shkreli's negative stance, with some calling for a new influencer to rally support for Opendoor, reminiscent of the GameStop short squeeze [4][5]. Group 2: Shkreli's Position and Market Reactions - Shkreli has publicly announced a short position on Opendoor, describing it as an "obvious short play," and has sought insights from former employees and experts about the company [2][3][6]. - Eric Jackson remains unfazed by Shkreli's comments, indicating that he does not consider Shkreli's opinion worth responding to [3].