Diagnostics and research stocks with the highest profit margins

Ranked

39

of 74 diagnostics and research stocks we cover

Median

−0.9%

Highest

25.0%

IDXX

Range

−82.5% to 25.0%

#	Company	Net margin	Operating margin	Revenue growth (TTM)	Market cap
1	IDXXIDEXX Laboratories	25.0%	32.0%	+12.8%	$44.1B
2	CDNACareDx	24.2%	23.6%	+34.4%	$3.6B
3	MTDMettler-Toledo International	21.9%	27.8%	+6.9%	$33.5B
4	VCYTVeracyte	20.4%	18.8%	+17.3%	$3.9B
5	AAgilent Technologies	19.5%	22.2%	+8.6%	$48.8B
6	ILMNIllumina	18.4%	19.6%	+4.9%	$40.7B
7	LNTHLantheus	17.7%	19.4%	+2.3%	$6.5B
8	MEDPMedpace	17.7%	21.0%	+24.7%	$18.7B
9	DHRDanaher	15.9%	20.4%	+4.6%	$162B
10	TMOThermo Fisher Scientific	14.9%	17.9%	+8.3%	$249.1B
11	CAICaris Life Sciences	10.6%	15.5%	+85.4%	$9B
12	BLLNBillionToOne	9.5%	10.9%	+90.1%	$5.1B
13	DGXQuest Diagnostics	9.2%	14.1%	+9.1%	$26.7B
14	BIOBio-Rad Laboratories	8.6%	2.1%	+1.4%	$9.9B
15	RVTYRevvity	8.2%	12.3%	+4.1%	$17.7B
16	IQVIQVIA	8.1%	13.0%	+8.2%	$46B
17	LHLabcorp	7.0%	10.4%	+6.4%	$26.7B
18	NRCNRC Health	4.2%	10.5%	−0.2%	$485.1M
19	WATWaters	3.6%	7.1%	+52.5%	$44.6B
20	RDNTRadNet	−0.9%	3.1%	+18.9%	$5.5B
21	BRKRBruker	−2.0%	−0.9%	+1.6%	$8.8B
22	FTREFortrea	−3.2%	−0.4%	−2.1%	$2.2B
23	CSTLCastle Biosciences	−5.4%	−9.0%	+3.2%	$1B
24	CRLCharles River Laboratories International	−6.0%	2.3%	−0.7%	$16.5B
25	NEOGNeogen	−6.3%	−0.8%	−0.3%	$2.7B
26	NTRANatera	−7.1%	−10.7%	+37.8%	$58.2B
27	AVTRAvantor	−8.8%	−4.6%	−1.6%	$11.7B
28	HBIOHarvard Bioscience	−11.9%	−0.3%	−1.1%	$37.5M
29	TXG10x Genomics	−12.2%	−14.3%	−4.3%	$9.3B
30	MYGNMyriad Genetics	−14.0%	−12.2%	−3.2%	$556.7M
31	FLGTFulgent Genetics	−26.0%	−37.7%	+6.8%	$553.1M
32	XGNExagen	−26.6%	−18.6%	+20.8%	$176.1M
33	BDSXBiodesix	−27.0%	−20.0%	+34.5%	$223.5M
34	GHGuardant Health	−38.3%	−39.7%	+42.7%	$22.7B
35	CTKBCytek Biosciences	−39.0%	−21.6%	+5.4%	$726.6M
36	QDELQuidelOrtho	−39.2%	−30.8%	−2.5%	$941.5M
37	MASS908 Devices	−57.0%	−64.0%	+13.4%	$474.9M
38	QTRXQuanterix	−80.2%	−99.6%	+22.0%	$135.3M
39	PACBPacific Biosciences of California	−82.5%	−83.5%	+2.0%	$655.9M

Not ranked: 21 with a margin moved by items that are not sales, 5 with under $50M of revenue, 4 with not a meaningful number, 2 with a quarter missing. 3 companies whose data behind this number has a caveat are left out until it is checked.

A ranking of numbers, not a recommendation. A low multiple can be a bargain or a business in trouble: open the company to see which.