<div id="readability-page-1"><div>U.S. stock futures were lower this morning, with the Dow futures falling around 1% on Thursday.Shares of Amtech Systems Inc ASYS fell sharply in today's pre-market trading after the company cut its revenue forecast for the second quarter.The company said it now sees second-quarter revenue of $15 million-$16 million, down from its earlier outlook of $21 million-$23 million.Amtech Systems shares dipped 8% to $3.92 in the pre-market trading session.Here are some other stocks moving lower in pre-market trading.<ul><li>Greenfire Resources Ltd GFR shares dipped 31.1% to $3.50 in pre-market trading.</li><li>Upstream Bio Inc UPB shares fell 29.6% to $4.60 in pre-market trading after gaining 8% on Wednesday. Upstream Bio, last month, reported worse-than-expected third-quarter sales results.</li><li>Antelope Enterprise Holdings Ltd AEHL declined 28.1% to $3.20 in pre-market trading after jumping 104% on Wednesday.</li><li>Metallus Inc MTUS slipped 25.3% to $9.50 in pre-market trading after gaining 11% on Wednesday.</li><li>Helix Energy Solutions Group, Inc. HLX shares tumbled 23% to $5.30 in pre-market trading.</li><li>Concrete Pumping Holdings, Inc. BBCP fell 16.7% to $4.80 in pre-market trading after gaining 10% on Wednesday.</li><li>Olaplex Holdings, Inc. OLPX dipped 16.1% to $1.04 in pre-market trading.</li><li>Varex Imaging Corporation VREX fell 12.7% to $7.58 in pre-market trading.</li><li>United States Steel Corporation X dipped 11.4% to $39.99 in pre-market trading.</li><li>STMicroelectronics N.V. STM fell 6.2% to $20.26 in pre-market trading.</li><li>Tesla, Inc. TSLA fell 3.4% to $262.91 in pre-market trading after jumping arouns 23% on Wednesday.</li></ul>Now Read This: <ul><li>Top 2 Materials Stocks That May Fall Off A Cliff This Quarter </li></ul>Photo via Shutterstock</div></div>

ASYS

TSLA

U.S. stock futures declined this morning, with the Dow futures down approximately 1%. Amtech Systems Inc. saw a significant drop of 8% in pre-market trading after revising its second-quarter revenue forecast down to $15 million-$16 million from $21 million-$23 million. Other notable declines included Greenfire Resources Ltd (-31.1%), Upstream Bio Inc (-29.6%), and Helix Energy Solutions Group, Inc. (-23%). Tesla, Inc. also fell 3.4% after a previous gain of 23%.

- U.S. stock futures declined this morning, with Dow futures dropping approximately 1%.  
- Amtech Systems Inc. significantly reduced its second-quarter revenue forecast, leading to an 8% pre-market share decline.  
- Other notable pre-market declines included Greenfire Resources Ltd. down 31.1% and Upstream Bio Inc. down 29.6%, following disappointing sales results.

Benzinga

Amtech Systems, Tesla And Other Big Stocks Moving Lower In Thursday's Pre-Market Session