OpGen, Inc. provided preliminary unaudited revenue guidance for the fourth quarter and full year 2021. Preliminary revenue for the fourth quarter of 2021 was approximately $1.4 million compared to approximately $1.4 million in the fourth quarter of 2020.

Total preliminary unaudited revenue for OpGen in 2021 was approximately $4.3 million, compared to approximately $4.2 million in 2020.