--- title: "Pre-market hot trades in US stocks: Pinterest pre-market down 7.90%; Opendoor Tech pre-market down 7.75%" type: "News" locale: "en" url: "https://longbridge.com/en/news/294939856.md" description: "Pinterest pre-market down 7.90%; Opendoor Tech pre-market down 7.75%; Onfolio pre-market up 81.23%; C3is pre-market up 60.16%; Bluejay Diagnostics pre-market up 45.00%" datetime: "2026-08-05T09:18:29.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/294939856.md) - [en](https://longbridge.com/en/news/294939856.md) - [zh-HK](https://longbridge.com/zh-HK/news/294939856.md) --- # Pre-market hot trades in US stocks: Pinterest pre-market down 7.90%; Opendoor Tech pre-market down 7.75% **Pre-market Hot Trades in US Stocks** Pinterest is down 7.90% in pre-market trading. Based on recent key news: 1. On August 4, Pinterest announced its second-quarter earnings report, which exceeded expectations for both revenue and earnings per share. However, the third-quarter guidance did not meet market expectations, and management anticipates that the brand advertising benefits from one-time factors like the World Cup will not continue into the third quarter, leading to a post-market drop of over 7% in stock price. 2. On August 4, Pinterest announced the completion of its acquisition of tvScientific, aimed at expanding the reach of advertisers into connected TV. However, the market is concerned about its ability to maintain growth in the highly competitive digital advertising market. 3. On August 4, Pinterest CEO Bill Ready stated that artificial intelligence has become an important engine for the company's growth, but as AI applications continue to expand, future AI-related computing and token expenditures will continue to increase, adding cost pressure. The advertising market is highly competitive, and AI application costs are rising. Opendoor Tech is down 7.75% in pre-market trading. Based on recent key news: 1. On August 5, Opendoor's second-quarter earnings report showed a GAAP earnings per share of -$0.17, missing expectations by $0.10, with revenue of $883 million, a year-over-year decline of 44.8%, and falling short of expectations by $22.9 million. This led to an 8.3% drop in stock price during after-hours trading. Source: Benzinga 2. On August 5, Opendoor's stock remains below all major moving averages, down 3% from the 20-day line, down 7.6% from the 50-day line, down 11.8% from the 100-day line, and down 24.5% from the 200-day line. The technical outlook remains bearish, limiting the potential for stock price rebounds. Source: Benzinga 3. On August 5, despite significant quarter-over-quarter growth in revenue and contribution profit for Opendoor, market confidence in its profitability remains insufficient, leading to stock price volatility. Source: Benzinga The real estate market is weak, with increased transaction volume. **Top Gainers in Pre-market US Stocks** Onfolio is up 81.23% in pre-market trading, with no significant recent news. Trading is active, and capital flows are evident. Considering sector and industry trends, the stock shows significant volatility, and specific reasons need further observation. C3is is up 60.16% in pre-market trading. Based on recent key news: 1. On August 4, C3is conducted two reverse stock splits in early 2026 to maintain its listing status while actively acquiring tankers, resulting in a staggering 358% surge in adjusted net income for the first quarter. This series of aggressive moves has led to significant stock price volatility, reflecting the market's reaction to its high-risk strategy. The market reacts strongly to high-risk strategies. Bluejay Diagnostics is up 45.00% in pre-market trading, with no significant recent news. Trading is active, and capital flows are evident. Considering sector and industry trends, the stock shows significant volatility, and specific reasons need further observation ### Related Stocks - [PINS.US](https://longbridge.com/en/quote/PINS.US.md) - [OPEN.US](https://longbridge.com/en/quote/OPEN.US.md) - [ONFO.US](https://longbridge.com/en/quote/ONFO.US.md) - [CISS.US](https://longbridge.com/en/quote/CISS.US.md) - [BJDX.US](https://longbridge.com/en/quote/BJDX.US.md) ## Related News & Research - [Pinterest, Inc. $PINS Shares Sold by Empowered Funds LLC](https://longbridge.com/en/news/295294439.md) - [A Congress Member Sold Up To $50K In Pinterest Stock: Here's What You Need To Know](https://longbridge.com/en/news/295423949.md) - [The dream of serving ads to AI agents has hit a snag](https://longbridge.com/en/news/295689957.md) - [I build AI data centers. I want them to disappear from view.](https://longbridge.com/en/news/295319962.md) - [Pinterest CFO Julia Brau Donnelly sells 59,096 shares for $1.39 million](https://longbridge.com/en/news/295276217.md)