Dorman Products Inc (DORM)

Pretax margin

		Dec 31, 2023	Sep 30, 2023	Jun 30, 2023	Mar 31, 2023	Dec 31, 2022	Sep 30, 2022	Jun 30, 2022	Mar 31, 2022	Dec 31, 2021	Sep 30, 2021	Jun 30, 2021	Mar 31, 2021	Dec 31, 2020	Sep 30, 2020	Jun 30, 2020	Mar 31, 2020	Dec 31, 2019	Sep 30, 2019	Jun 30, 2019	Mar 31, 2019
Earnings before tax but after interest (EBT) (ttm)	US$ in thousands	168,503	125,080	112,170	117,154	156,201	177,166	181,031	173,716	169,766	171,827	173,030	149,658	135,736	111,565	93,805	103,729	105,807	128,360	145,158	160,761
Revenue (ttm)	US$ in thousands	1,893,680	1,901,551	1,836,706	1,784,557	1,718,167	1,624,260	1,560,827	1,455,608	1,343,272	1,247,556	1,200,483	1,123,030	1,095,246	1,033,597	986,773	1,007,766	991,329	1,012,103	1,006,261	1,228,380
Pretax margin		8.90%	6.58%	6.11%	6.56%	9.09%	10.91%	11.60%	11.93%	12.64%	13.77%	14.41%	13.33%	12.39%	10.79%	9.51%	10.29%	10.67%	12.68%	14.43%	13.09%

December 31, 2023 calculation

Pretax margin = EBT (ttm) ÷ Revenue (ttm)
= $168,503K ÷ $1,893,680K
= 8.90%

Dorman Products Inc's pretax margin experienced fluctuations over the past eight quarters. In Q4 2023, the pretax margin was 8.73%, marking a slight decrease from the previous quarter but still higher than Q2 and Q3 of the same year. However, compared to the same quarter in the previous year, there was a notable decrease from 9.01% in Q4 2022.

The pretax margin reached its recent peak in Q1 and Q2 of 2022, with values of 11.91% and 11.56% respectively. Since then, there has been a general declining trend in the company's pretax margin.

Overall, the pretax margin trend of Dorman Products Inc suggests some variability in its profitability performance, highlighting the need for further analysis to understand the underlying factors driving these fluctuations.