4 Min Read (Reuters) -Chipmaker Intel Corp said on Thursday it still faces supply chain constraints and gave an annual sales forecast that implied a weak end of the year. Intel CEO Patrick Gelsinger attends a meeting with French President Emmanuel Macron (not seen) during an international business leaders' meeting for the 4th edition of the 'Choose France' summit in Versailles, France June 28, 2021. Picture taken June 28, 2021. Stephane de Sakutin/Pool via REUTERS The 2021 forecast of $73.5 billion in adjusted sales was higher than Wall Street expectations, appeared driven by a strong second quarter ended June 26 and a modestly better-than-expected third-quarter, implying a weak fourth quarter. The results sent shares down 2.8% in after-hours trading after the results.