Sectors & Industries HealthcareDiagnostics & Research
Best Diagnostic & Research Stocks to Buy Now (2026)
Top diagnostic & research stocks in 2026 ranked by overall Zen Rating. "A" Rated stocks have returned an average of +32.52% per year, and are the best diagnostic & research stocks to buy now. Learn More.

Industry: Diagnostics & Research

Overview Zen Rating Price Value Growth Financials Momentum

Sentiment Forecast Dividends Due Diligence

Diagnostics & Research is Zen Rated B and is the 55th ranked industry out of 146 stock market industries

Ticker	Company	Price	Volume	Vol 1d %	SMA 10	SMA 20	SMA 50	SMA 100	SMA 200	RSI	Stochastic %K	Stochastic %D	StochRSI %K	StochRSI %D	MACD	MACD Signal	MACD Histogram	Beta
CDNA	CAREDX INC	$22.82	652,000	-14.55%	21.47	21.30	19.80	19.49	17.60	65.84	92.32	86.06	100.00	92.93	0.61	0.50	0.11	1.60
BLLN	BILLIONTOONE INC	$98.99	387,000	-43.50%	87.88	87.71	83.15	82.95	N/A	61.75	62.26	50.33	52.29	35.13	2.83	1.89	0.94	1.87
LH	LABCORP HOLDINGS INC	$260.06	930,000	30.99%	257.23	256.41	262.63	267.58	268.36	51.24	71.58	73.67	88.48	90.14	-0.88	-2.05	1.17	0.63
SHC	SOTERA HEALTH CO	$15.64	2,227,000	-0.93%	15.57	15.56	15.20	16.14	16.26	51.95	54.91	61.35	48.35	61.58	0.07	0.07	0.01	1.19
BNR	BURNING ROCK BIOTECH LTD	$9.32	36,000	-23.89%	14.39	15.69	17.30	22.55	17.64	20.82	3.07	1.79	0.00	0.00	-1.83	-1.12	-0.71	1.17
ILMN	ILLUMINA INC	$162.96	2,167,000	-4.66%	147.39	144.39	133.79	133.10	122.27	78.75	93.85	84.59	100.00	86.26	6.05	4.52	1.54	1.26
A	AGILENT TECHNOLOGIES INC	$135.53	2,821,000	-49.08%	117.97	116.31	115.86	122.38	129.61	76.50	80.52	70.22	96.46	88.24	2.61	0.22	2.39	1.03
IQV	IQVIA HOLDINGS INC	$182.21	1,497,000	-19.69%	171.35	171.70	169.87	184.33	195.92	61.62	66.06	41.51	75.19	41.86	1.12	0.23	0.89	1.15
NEOG	NEOGEN CORP	$8.97	3,324,000	49.53%	8.83	8.90	9.16	9.64	7.86	48.97	76.54	76.21	90.33	96.78	-0.06	-0.14	0.08	0.82
DGX	QUEST DIAGNOSTICS INC	$194.90	1,264,000	93.27%	192.76	191.44	194.28	194.54	188.29	53.55	81.07	76.67	89.42	86.65	0.09	-0.73	0.82	0.37
DHR	DANAHER CORP	$182.67	4,327,000	-23.91%	171.85	171.37	181.79	199.24	206.09	60.89	88.68	80.98	100.00	98.70	-1.56	-3.95	2.38	0.92
IDXX	IDEXX LABORATORIES INC	$563.53	1,120,000	58.42%	552.69	552.97	564.61	608.62	638.25	52.55	72.13	62.85	87.47	86.08	-2.58	-6.02	3.44	1.18
WAT	WATERS CORP	$383.57	1,439,000	37.57%	345.04	341.29	322.80	335.48	339.95	72.89	83.20	66.63	79.25	56.07	10.30	7.04	3.25	0.98
NEO	NEOGENOMICS INC	$10.52	1,656,000	2.41%	9.18	9.00	8.46	9.72	9.71	74.02	96.01	94.77	100.00	100.00	0.35	0.17	0.18	1.60
CAI	CARIS LIFE SCIENCES INC	$16.72	1,980,000	-27.31%	15.61	16.50	18.13	20.22	25.29	48.74	60.56	41.00	78.34	57.86	-0.75	-0.92	0.17	1.52
MEDP	MEDPACE HOLDINGS INC	$447.11	278,000	-41.10%	429.30	425.87	455.53	486.96	512.88	55.51	81.04	75.67	90.80	87.38	-4.02	-9.10	5.09	1.22
CRL	CHARLES RIVER LABORATORIES INTERNATIONAL INC	$180.71	784,000	-39.69%	161.17	166.77	169.06	179.06	176.29	60.98	73.47	51.19	88.61	68.11	-0.53	-2.76	2.23	1.28
MTD	METTLER TOLEDO INTERNATIONAL INC	$1,180.58	279,000	21.30%	1,097.27	1,139.60	1,224.30	1,294.72	1,325.67	52.88	62.87	41.52	82.67	65.52	-33.39	-46.55	13.16	1.12
LAB	STANDARD BIOTOOLS INC	$1.15	5,821,000	170.24%	1.05	1.02	0.96	1.11	1.22	68.89	84.71	86.44	85.37	79.57	0.04	0.03	0.01	1.49
BDSX	BIODESIX INC	$16.32	106,000	-11.67%	14.88	14.66	13.82	13.01	10.32	64.42	67.56	56.72	64.40	47.11	0.61	0.45	0.16	0.88
ICLR	ICON PLC	$136.07	1,530,000	-55.24%	119.73	119.62	112.94	126.73	151.81	69.07	74.91	54.73	79.52	50.49	3.57	1.94	1.63	1.15
RVTY	REVVITY INC	$104.55	1,804,000	-55.81%	97.18	96.30	91.72	96.49	94.82	68.70	72.11	57.30	69.58	48.60	2.32	1.72	0.61	1.06
TMO	THERMO FISHER SCIENTIFIC INC	$492.51	3,078,000	-29.58%	456.17	458.94	479.61	515.44	526.78	62.29	76.57	55.86	100.00	87.20	-3.49	-9.12	5.63	0.87
NTRA	NATERA INC	$223.37	2,690,000	44.55%	202.81	203.92	202.52	210.31	202.70	62.36	77.60	62.08	84.46	67.17	2.00	-0.21	2.20	1.46
PRPO	PRECIPIO INC	$22.80	30,000	-9.64%	24.16	26.96	27.36	25.94	23.05	32.11	5.17	6.73	0.00	0.42	-1.45	-0.92	-0.52	0.64
MYGN	MYRIAD GENETICS INC	$3.97	6,012,000	225.32%	3.83	4.06	4.46	4.88	5.97	45.18	56.04	46.82	90.82	88.40	-0.19	-0.23	0.04	1.34
GH	GUARDANT HEALTH INC	$129.69	3,387,000	13.01%	115.10	104.66	94.40	98.60	89.17	77.72	96.02	96.97	92.73	97.58	10.00	6.65	3.36	1.67
TWST	TWIST BIOSCIENCE CORP	$66.87	2,132,000	26.83%	58.65	57.71	54.74	49.96	39.87	64.83	88.82	90.91	93.32	96.55	2.62	1.22	1.40	2.36
QGEN	QIAGEN NV	$36.59	2,085,000	-0.57%	35.11	34.33	37.52	43.15	44.80	55.36	92.02	94.03	99.62	99.87	-0.41	-1.04	0.62	0.62
IMDX	INSIGHT MOLECULAR DIAGNOSTICS INC	$6.21	238,000	56.58%	6.21	5.62	4.43	5.27	5.00	60.06	78.67	79.62	33.94	39.39	0.57	0.53	0.04	1.05
XGN	EXAGEN INC	$4.98	350,000	-23.08%	4.29	3.81	3.27	3.62	6.46	73.72	93.42	94.52	95.31	92.25	0.48	0.32	0.15	1.10
GRAL	GRAIL INC	$71.68	1,247,000	15.57%	66.84	63.27	55.68	68.80	69.49	67.94	77.43	83.29	89.04	95.08	4.43	3.44	0.99	2.31
PRE	PRENETICS GLOBAL LTD	$21.10	378,000	2.16%	16.93	16.91	18.20	18.27	15.56	66.43	83.52	79.52	94.78	93.08	0.26	-0.32	0.58	0.37
RDNT	RADNET INC	$55.53	567,000	23.26%	54.18	55.43	56.75	63.24	69.34	49.09	28.16	24.68	79.20	63.42	-0.86	-1.07	0.21	1.29
ACRS	ACLARIS THERAPEUTICS INC	$4.55	1,184,000	84.42%	4.52	4.66	4.25	3.80	3.06	52.23	36.59	35.02	20.86	18.95	0.07	0.12	-0.05	1.00
STIM	NEURONETICS INC	$1.54	1,596,000	-50.16%	1.27	1.50	1.51	1.56	2.01	54.11	49.52	28.54	71.07	40.71	-0.07	-0.08	0.01	1.42
PSNL	PERSONALIS INC	$11.40	4,210,000	2.88%	8.56	7.29	6.80	7.75	7.67	84.51	97.02	96.40	100.00	100.00	1.05	0.51	0.53	2.30
BIAF	BIOAFFINITY TECHNOLOGIES INC	$1.67	87,500	-63.54%	1.67	1.85	2.70	1.96	2.77	37.32	32.51	30.31	47.81	39.32	-0.24	-0.25	0.01	1.45
CSTL	CASTLE BIOSCIENCES INC	$21.08	334,000	12.46%	20.25	20.80	23.08	28.51	28.74	47.46	81.10	62.78	93.44	84.48	-0.80	-1.17	0.37	1.47
OPK	OPKO HEALTH INC	$1.46	2,890,000	-46.78%	1.26	1.19	1.18	1.21	1.30	80.76	94.09	94.17	100.00	99.16	0.06	0.02	0.04	1.26
VNRX	VOLITIONRX LTD	$2.67	157,000	-43.73%	2.64	2.48	3.04	3.97	6.67	48.48	68.24	74.73	78.76	84.95	-0.04	-0.14	0.10	0.69
ISPC	ISPECIMEN INC	$3.16	137,000	-27.51%	3.54	4.32	5.14	8.59	20.55	31.65	6.29	7.21	2.88	4.61	-0.66	-0.63	-0.04	0.88
FLGT	FULGENT GENETICS INC	$18.14	937,000	97.68%	17.04	16.21	16.01	19.30	21.94	67.10	90.15	92.33	97.64	97.54	0.56	0.27	0.29	0.96
MDXH	MDXHEALTH SA	$0.76	483,000	-18.55%	0.81	1.35	1.94	2.72	3.28	15.86	5.22	6.01	5.57	5.46	-0.39	-0.37	-0.03	0.60
FONR	FONAR CORP	$19.10	311,000	-38.54%	18.94	18.91	18.77	18.67	16.96	79.20	95.07	86.59	100.00	76.76	0.07	0.05	0.01	0.35
MBAI	CHECK-CAP LTD	$1.60	101,000	27.20%	1.77	1.67	1.66	1.70	1.63	45.29	39.13	44.13	23.75	34.17	0.03	0.03	-0.01	1.06
QUCY	QUANTUM CYBER NV	$2.56	3,962,000	4.79%	3.14	1.93	1.07	1.00	1.22	57.96	54.50	59.71	50.14	57.12	0.67	0.63	0.04	1.12
NOTV	INOTIV INC	$0.29	537,000	-64.74%	0.27	0.29	0.29	0.36	0.79	50.29	44.56	38.78	63.94	52.17	-0.01	-0.01	0.00	2.39
SERA	SERA PROGNOSTICS INC	$2.16	35,000	-16.67%	1.95	1.88	1.99	2.33	2.73	60.80	74.49	74.71	94.74	97.23	0.03	-0.03	0.06	0.86
NDRA	ENDRA LIFE SCIENCES INC	$5.50	9,800	-72.93%	5.40	5.29	4.98	4.46	4.88	55.10	46.06	41.66	29.49	22.17	0.14	0.16	-0.01	1.12
TRIB	TRINITY BIOTECH PLC	$0.70	87,000	-42.38%	0.63	0.61	0.63	0.70	0.89	64.64	92.31	85.26	99.72	96.17	0.01	-0.01	0.02	0.64
DRIO	DARIOHEALTH CORP	$7.75	8,000	-11.11%	7.87	7.93	7.70	9.28	10.59	48.52	28.36	27.40	14.28	11.82	-0.04	0.01	-0.05	1.08
XWEL	XWELL INC	$1.25	174,000	109.64%	1.41	1.38	1.28	1.00	0.96	43.62	17.15	33.54	0.00	13.88	0.03	0.05	-0.02	0.74
BNBX	BNB PLUS CORP	$0.43	247,000	-87.31%	0.41	0.45	0.55	0.82	1.99	41.17	31.32	20.65	62.90	45.29	-0.05	-0.05	0.00	0.77
ADVB	ADVANCED BIOMED INC	$5.01	281,000	2,148.00%	4.27	5.02	5.11	5.22	6.90	51.84	16.86	6.22	34.25	12.05	-0.34	-0.29	-0.05	0.68

Diagnostic & Research Stocks FAQ

What are the best diagnostic & research stocks to buy right now in Jun 2026?

According to Zen Ratings, our proprietary rating system that evaluates 115 factors proven to drive growth in stocks and assigns each stock in our system an overall letter grade as well as 7 individual Component Grades for Value, Growth, Momentum, Sentiment, Safety, Financials, and proprietary AI algorithms, the 3 best diagnostic & research stocks to buy right now are:

1. Caredx (NASDAQ:CDNA)

Caredx (NASDAQ:CDNA) is the #1 top diagnostic & research stock out of 55 with a Zen Rating of A. Stocks with a rating of A have had an average return of +32.52% per year. Learn more.

The Component Grade breakdown for Caredx (NASDAQ:CDNA) is: Value: C, Growth: A, Momentum: C, Sentiment: B, Safety: C, Financials: B, and AI: C.

Caredx (NASDAQ:CDNA) has a Due Diligence Score of 34, which is 6 points higher than the diagnostic & research industry average of 28.

CDNA passed 11 out of 33 due diligence checks and has average fundamentals. Caredx has seen its stock return 37.8% over the past year, overperforming other diagnostic & research stocks by 22 percentage points.

Caredx has an average 1 year price target of $24.50, an upside of 7.36% from Caredx's current stock price of $22.82.

Caredx stock has a consensus Buy recommendation according to Wall Street analysts. Of the 2 analysts covering Caredx, 50% have issued a Strong Buy rating, 0% have issued a Buy, 50% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

2. Billiontoone (NASDAQ:BLLN)

Billiontoone (NASDAQ:BLLN) is the #2 top diagnostic & research stock out of 55 with a Zen Rating of B. Stocks with a rating of B have had an average return of +19.88% per year. Learn more.

The Component Grade breakdown for Billiontoone (NASDAQ:BLLN) is: Value: C, Growth: C, Momentum: C, Sentiment: A, Safety: C, Financials: B, and AI: C.

Billiontoone (NASDAQ:BLLN) has a Due Diligence Score of 11, which is -17 points lower than the diagnostic & research industry average of 28. Although this number is below the industry average, our proven quant model rates BLLN as a "B".

BLLN passed 3 out of 33 due diligence checks and has weak fundamentals.

Billiontoone has an average 1 year price target of $125.29, an upside of 26.56% from Billiontoone's current stock price of $98.99.

Billiontoone stock has a consensus Strong Buy recommendation according to Wall Street analysts. Of the 7 analysts covering Billiontoone, 71.43% have issued a Strong Buy rating, 0% have issued a Buy, 28.57% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

3. Labcorp Holdings (NYSE:LH)

Labcorp Holdings (NYSE:LH) is the #3 top diagnostic & research stock out of 55 with a Zen Rating of B. Stocks with a rating of B have had an average return of +19.88% per year. Learn more.

The Component Grade breakdown for Labcorp Holdings (NYSE:LH) is: Value: C, Growth: C, Momentum: C, Sentiment: C, Safety: A, Financials: C, and AI: C.

Labcorp Holdings (NYSE:LH) has a Due Diligence Score of 47, which is 19 points higher than the diagnostic & research industry average of 28.

LH passed 17 out of 38 due diligence checks and has strong fundamentals. Labcorp Holdings has seen its stock return 5.39% over the past year, underperforming other diagnostic & research stocks by -11 percentage points.

Labcorp Holdings has an average 1 year price target of $314.00, an upside of 20.74% from Labcorp Holdings's current stock price of $260.06.

Labcorp Holdings stock has a consensus Buy recommendation according to Wall Street analysts. Of the 4 analysts covering Labcorp Holdings, 25% have issued a Strong Buy rating, 50% have issued a Buy, 25% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

What are the diagnostic & research stocks with highest dividends?

Out of 6 diagnostic & research stocks that have issued dividends in the past year, the 3 diagnostic & research stocks with the highest dividend yields are:

1. Quest Diagnostics (NYSE:DGX)

Quest Diagnostics (NYSE:DGX) has an annual dividend yield of 1.67%, which is 1 percentage points higher than the diagnostic & research industry average of 0.82%. Quest Diagnostics's dividend payout is stable, having never dropped by more than 10% in the last 10 years. Quest Diagnostics's dividend has shown consistent growth over the last 10 years.

Quest Diagnostics's dividend payout ratio of 35.6% indicates that its dividend yield is sustainable for the long-term.

2. Labcorp Holdings (NYSE:LH)

Labcorp Holdings (NYSE:LH) has an annual dividend yield of 1.11%, which is the same as the diagnostic & research industry average of 0.82%. Labcorp Holdings's dividend payout is stable, having never dropped by more than 10% in the last 10 years. Labcorp Holdings's dividend has not shown consistent growth over the last 10 years.

Labcorp Holdings's dividend payout ratio of 25.4% indicates that its dividend yield is sustainable for the long-term.

3. Danaher (NYSE:DHR)

Danaher (NYSE:DHR) has an annual dividend yield of 0.74%, which is the same as the diagnostic & research industry average of 0.82%. Danaher's dividend payout is not stable, having dropped more than 10% two times in the last 10 years. Danaher's dividend has shown consistent growth over the last 10 years.

Danaher's dividend payout ratio of 26.2% indicates that its dividend yield is sustainable for the long-term.

Why are diagnostic & research stocks up?

Diagnostic & research stocks were up 0.75% in the last day, and up 6.91% over the last week.

We couldn't find a catalyst for why diagnostic & research stocks are up.

What are the most undervalued diagnostic & research stocks?

Based on the Valuation rating, one of the 7 components of a stocks overall Zen Ratings grade, which evaluates factors including estimated earnings yield, earnings before interest and taxes/enterprise value, cash flow yield, free cash flow to price, and price-to-earnings growth (PEG ratio), the 3 most undervalued diagnostic & research stocks right now are:

1. Qiagen Nv (NYSE:QGEN)

Qiagen Nv (NYSE:QGEN) is the most undervalued diagnostic & research stock based on its Valuation Rating of A. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Qiagen Nv has a valuation score of 29, which is 16 points higher than the diagnostic & research industry average of 13. It passed 2 out of 7 valuation due diligence checks.

Qiagen Nv's stock has dropped -18.69% in the past year. It has underperformed other stocks in the diagnostic & research industry by -35 percentage points.

2. Icon (NASDAQ:ICLR)

Icon (NASDAQ:ICLR) is the second most undervalued diagnostic & research stock based on its Valuation Rating of B. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Icon has a valuation score of 57, which is 44 points higher than the diagnostic & research industry average of 13. It passed 4 out of 7 valuation due diligence checks.

Icon's stock has gained 3.81% in the past year. It has underperformed other stocks in the diagnostic & research industry by -12 percentage points.

3. Danaher (NYSE:DHR)

Danaher (NYSE:DHR) is the third most undervalued diagnostic & research stock based on its Valuation Rating of B. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Danaher has a valuation score of 14, which is 1 points higher than the diagnostic & research industry average of 13. It passed 1 out of 7 valuation due diligence checks.

Danaher's stock has dropped -4.1% in the past year. It has underperformed other stocks in the diagnostic & research industry by -20 percentage points.

Are diagnostic & research stocks a good buy now?

54.76% of diagnostic & research stocks rated by analysts are a strong buy right now. On average, analysts expect diagnostic & research stocks to rise by 18.36% over the next year.

2.27% of diagnostic & research stocks have a Zen Rating of A (Strong Buy), 18.18% of diagnostic & research stocks are rated B (Buy), 63.64% are rated C (Hold), 13.64% are rated D (Sell), and 2.27% are rated F (Strong Sell).

What is the average p/e ratio of the diagnostics & research industry?

The average P/E ratio of the diagnostics & research industry is 16.95x.

WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.

Diagnostic & Research Stocks FAQ

1. Caredx (NASDAQ:CDNA)

2. Billiontoone (NASDAQ:BLLN)

3. Labcorp Holdings (NYSE:LH)

1. Quest Diagnostics (NYSE:DGX)

2. Labcorp Holdings (NYSE:LH)

3. Danaher (NYSE:DHR)

1. Qiagen Nv (NYSE:QGEN)

2. Icon (NASDAQ:ICLR)

3. Danaher (NYSE:DHR)

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