Shares of Stratasys (NASDAQ: SSYS) fell 4.2% Wednesday, following the 3D printing company's release of its first-quarter 2021 results before the market open. Stocks in the technology realm -- especially those of companies that aren't profitable -- were under pressure Wednesday, driven by renewed concerns that inflation could increase and push up U.S. interest rates. What management had to say Here's part of what CEO Yoav Zeif had to say in the earnings release: I am pleased with our performance in the first quarter that drove 41% growth in system revenues.