Diagnostics & Research Stocks — Fair Value & Margin of Safety

Equity Rank covers 30 Diagnostics & Research companies; 26 have a published model fair value, and 3 of those (12%) trade below the model estimate. The median model fair value sits 12.9% below the current price, under these model assumptions. Data as of 2026-10-22.

Source: Equity Rank — Diagnostics & Research stocks. Model fair value is a multi-method blend (DCF, Graham Number, earnings power, sector multiples and more), recomputed after each U.S. market close.

Diagnostics & Research stocks furthest below the model estimate

Among companies valued by at least five methods. A wide gap can also mean the models are missing something.

  1. LH — Laboratory Corporation of America Holdings: model fair value $365.25 vs. price $329.93, a model fair value differential of 10.7% above the current price (as of 2026-10-22)
  2. SHC — Sotera Health Co: model fair value $19.08 vs. price $18.13, a model fair value differential of 5.2% above the current price (as of 2026-10-22)
  3. DGX — Quest Diagnostics Incorporated: model fair value $248.20 vs. price $243.56, a model fair value differential of 1.9% above the current price (as of 2026-10-22)

All 30 Diagnostics & Research companies

TickerCompanyPriceModel fair valueGap
TMOThermo Fisher Scientific Inc$676.54$528.79-21.8%
DHRDanaher Corporation$229.75$211.07-8.1%
NTRANatera Inc$401.37$343.38-14.4%
AAgilent Technologies Inc$173.97$122.68-29.5%
WATWaters Corporation$455.66$417.33-8.4%
IQVIQVIA Holdings Inc$278.33$271.71-2.4%
IDXXIDEXX Laboratories Inc$566.76$431.98-23.8%
ILMNIllumina Inc$269.40$234.56-12.9%
MTDMettler-Toledo International Inc$1684.64$1375.34-18.4%
LHLaboratory Corporation of America Holdings$329.93$365.25+10.7%
DGXQuest Diagnostics Incorporated$243.56$248.20+1.9%
GHGuardant Health Inc$162.94Not published—
RVTYRevvity Inc.$157.36$133.43-15.2%
MEDPMedpace Holdings Inc$653.96$561.97-14.1%
CRLCharles River Laboratories$339.66$255.67-24.7%
ICLRICON PLC$185.43$175.69-5.3%
QGENQiagen NV$50.22$47.30-5.8%
GRALGRAIL, LLC$127.06Not published—
RDNTRadNet Inc$70.26$66.04-6.0%
SHCSotera Health Co$18.13$19.08+5.2%
ADPTAdaptive Biotechnologies Corp$24.41$21.04-13.8%
VCYTVeracyte Inc$46.04$40.12-12.9%
CDNACareDx Inc$69.16$59.51-13.9%
NEONeoGenomics Inc$16.38$15.15-7.5%
WGSGeneDx Holdings Corp.$67.14$59.04-12.1%
PSNLPersonalis Inc$15.82$13.49-14.7%
CSTLCastle Biosciences Inc$33.19$25.78-22.3%
FLGTFulgent Genetics Inc$19.99$18.88-5.5%
MYGNMyriad Genetics Inc$5.76Not published—
BDSXBiodesix Inc$23.94Not published—

Largest companies first. Gap = model fair value differential versus the current price; positive means the price sits below the model estimate. “Not published” means the models lacked reliable data.

Compare Diagnostics & Research peers

TMO vs DHR · TMO vs NTRA · TMO vs A · TMO vs WAT · TMO vs IQV · DHR vs NTRA · DHR vs A · DHR vs WAT · DHR vs IQV · NTRA vs A · NTRA vs WAT · NTRA vs IQV · A vs WAT · A vs IQV · WAT vs IQV

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