ASTE - Astec Industries Inc. 2021 Q4 - Results - Earnings Call Presentation February, 28 2022 08:33 AM Astec Industries Inc. The following slide deck was published by Astec Industries, Inc. in conjunction with their 2021 Q4 earnings call. For further details see: Astec Industries, Inc. 2021 Q4 - Results - Earnings Call Presentation