PTC Inc. revised earnings guidance for the fiscal 2021. For the period, the company currently expects revised revenue guidance in the range of $1,690 million to $1,730 million, against previous guidance in range of $1,550 million to $1,600 million, and expects revised GAAP EPS guidance in the range of $0.82 to $0.94, against previous guidance in range of $1.03 to $1.23.