 HOUSTON--BUSINESS WIRE--Forum Energy Technologies, Inc. NYSE: FET today announced that fourth quarter 2021 operating results are expected to be below previously provided guidance levels. Results in the fourth quarter were negatively affected by further supply chain disruptions, which caused both revenue to be deferred and costs to increase. In addition, the company incurred excess logistics and freight costs in an effort to mitigate these supply chain disruptions. Also, medical benefit cost 