Northwest Natural Gas Co (NWN)

Operating profit margin

		Dec 31, 2023	Dec 31, 2022	Dec 31, 2021	Dec 31, 2020	Dec 31, 2019
Operating income	US$ in thousands	184,941	167,477	163,117	148,351	143,474
Revenue	US$ in thousands	1,197,480	1,037,350	860,400	773,679	746,372
Operating profit margin		15.44%	16.14%	18.96%	19.17%	19.22%

December 31, 2023 calculation

Operating profit margin = Operating income ÷ Revenue
= $184,941K ÷ $1,197,480K
= 15.44%

The operating profit margin of Northwest Natural Holding Co has shown a decreasing trend over the past five years, declining from 19.22% in 2019 to 15.44% in 2023. This indicates that the company's ability to generate profit from its core operations has weakened over time. The decrease in operating profit margin could be due to various factors such as increasing operating expenses, lower sales volume, or pricing pressures. It is important for the company to address these issues and improve efficiency in order to sustain profitability in the future.