--- title: "Pre-market hot trades in US stocks: OceanPal pre-market down 5.30%; Petroleo Brasileiro SA pre-market down 3.66%" type: "News" locale: "en" url: "https://longbridge.com/en/news/287774149.md" description: "OceanPal pre-market down 5.30%; Petroleo Brasileiro SA pre-market down 3.66%; Astrotech pre-market up 192.31%; AMASS Brands pre-market up 110.78%; Soligenix pre-market up 96.92%" datetime: "2026-05-27T12:47:54.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287774149.md) - [en](https://longbridge.com/en/news/287774149.md) - [zh-HK](https://longbridge.com/zh-HK/news/287774149.md) --- # Pre-market hot trades in US stocks: OceanPal pre-market down 5.30%; Petroleo Brasileiro SA pre-market down 3.66% **Pre-market Hot Trades in US Stocks** OceanPal, down 5.30% in pre-market trading, has no significant news recently. The trading is active, with clear capital flows. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. Petroleo Brasileiro SA is down 3.66% in pre-market trading. Based on recent key news: 1. On May 26, the Brazilian Development Bank sold shares of Petroleo Brasileiro SA, leading to a drop in stock price. This move was made in accordance with regulatory requirements, and the bank chose to reduce its holdings due to the expected rise in stock price by 2026. 2. On May 27, Baker Hughes signed a significant contract extension with Petroleo Brasileiro SA for deepwater drilling services in the Santos Basin of Brazil. Although this news is favorable for the company's long-term development, it failed to boost the stock price in the short term. 3. On May 26, there was a change in analyst ratings, with Barclays downgrading the rating to "Equal Weight" and raising the target price to $74. The market reacted lukewarmly to the rating adjustment. The oil and gas industry has been quite volatile recently and requires attention. **Top Gainers in Pre-market US Stocks** Astrotech is up 192.31% in pre-market trading. Based on recent key news: 1. On May 27, the Astrotech board approved a strategic lunar resource and infrastructure plan aimed at advancing future lunar-based quantum computing manufacturing. This plan targets collaboration opportunities with NASA's Artemis, CLPS, and lunar transportation systems, significantly boosting the stock price. Source: Reuters 2. On May 27, Astrotech released related information via GlobeNewswire, further confirming its strategic layout in lunar infrastructure and quantum computing, enhancing market confidence. Source: Public Technologies. The prospects for the quantum computing and semiconductor industries are broad. AMASS Brands is up 110.78% in pre-market trading. Based on recent key news: 1. On May 27, Good Twin wine, a brand under AMASS Brands, became the number one brand in the US organic non-alcoholic wine market. The brand holds over 33% market share, with sales increasing by 122% year-on-year, driving a significant rise in AMASS Brands' stock price. Source: AMSS Stock News. The demand for non-alcoholic beverages is growing significantly. Soligenix is up 96.92% in pre-market trading. Based on recent key news: 1. On May 26, Soligenix announced the acquisition of important data regarding thermal stability, immunogenicity, and efficacy against similar viruses. This progress paves the way for the rapid development of vaccines. The company plans to leverage this information to accelerate the vaccine development process, significantly boosting the stock price. Source: PR Newswire. The biopharmaceutical industry has been active recently, and advancements in vaccine research have attracted market attention ### Related Stocks - [SVRN.US](https://longbridge.com/en/quote/SVRN.US.md) - [PBR.US](https://longbridge.com/en/quote/PBR.US.md) - [ASTC.US](https://longbridge.com/en/quote/ASTC.US.md) - [AMSS.US](https://longbridge.com/en/quote/AMSS.US.md) - [SNGX.US](https://longbridge.com/en/quote/SNGX.US.md) ## Related News & Research - [Petroleo Brasileiro S.A.- Petrobras (PBR) Expected to Release Quarterly Earnings on Thursday](https://longbridge.com/en/news/294315514.md) - [Sona Asset Management US LLC Invests $1.25 Million in Petroleo Brasileiro S.A.- Petrobras $PBR](https://longbridge.com/en/news/293914004.md) - [Oaktree Fund Advisors LLC Makes New Investment in Petroleo Brasileiro S.A.- Petrobras $PBR](https://longbridge.com/en/news/294495972.md) - [Contax RJ administrator flags R$ 1.74 million Petrobras payment retentions as concursal claims](https://longbridge.com/en/news/294553980.md) - [Petrobras posts Sergipe presentation highlighting deepwater development, decommissioning plans](https://longbridge.com/en/news/294232256.md)