Highest Quality Diagnostics & Research Stocks 2026

Top quality Diagnostics & Research stocks in 2026 ranked by Quality of Company score. Multi-factor analysis across 32 fundamental signals.

35 stocks analyzed Updated 2026-05-29
# Ticker Company QOC Price QOC Score
1 IDXX IDEXX Laboratories, Inc. 10.0 $568.03 10.0/10
2 A Agilent Technologies, Inc. 9.5 $135.38 9.5/10
3 MTD Mettler-Toledo International, I 9.3 $1163.50 9.3/10
4 TMO Thermo Fisher Scientific Inc 9.0 $487.22 9.0/10
5 VCYT Veracyte, Inc. 8.8 $47.99 8.8/10
6 DHR Danaher Corporation 8.7 $180.63 8.7/10
7 SHC Sotera Health Company 8.7 $15.75 8.7/10
8 IQV IQVIA Holdings, Inc. 8.6 $181.09 8.6/10
9 DGX Quest Diagnostics Incorporated 8.5 $196.20 8.5/10
10 ILMN Illumina, Inc. 8.5 $158.70 8.5/10
11 F••• Fonar ••••• •.• $•••.•• ••.•%
12 R••• Revvity, ••••• •.• $•••.•• ••.•%
13 B••• BillionToOne, ••••• •.• $•••.•• ••.•%
14 C••• Charles ••••• •.• $•••.•• ••.•%
15 A••• Adaptive ••••• •.• $•••.•• ••.•%
16 L••• Labcorp ••••• •.• $•••.•• ••.•%
17 C••• Castle ••••• •.• $•••.•• ••.•%
18 C••• CareDx, ••••• •.• $•••.•• ••.•%
19 F••• Fulgent ••••• •.• $•••.•• ••.•%
20 N••• NeoGenomics, ••••• •.• $•••.•• ••.•%
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How CirclFi Ranks Diagnostics & Research Stocks

CirclFi analyzes 35 Diagnostics & Research stocks daily using 13 independent institutional-grade valuation models. Each model processes SEC EDGAR 10-K and 10-Q financial filings (700+ XBRL tags), FRED macroeconomic data, and GDELT news sentiment.

The highest quality diagnostics & research stocks 2026 ranking uses qoc score as the primary sort criterion. Models span intrinsic valuation (Bayesian DCF with 10,000 Monte Carlo simulations, EPV), scenario analysis (First Chicago), regime-switching (Markov DDM), and machine learning (ML-RIV, FTNN Topology).