| 1 | TMO | Thermo Fisher Scientific Inc. | $185.98B | -0.60% |
| 2 | DHR | Danaher Corporation | $136.58B | -1.63% |
| 3 | IDXX | IDEXX Laboratories, Inc. | $46.56B | -1.20% |
| 4 | A | Agilent Technologies, Inc. | $32.61B | -1.31% |
| 5 | WAT | Waters Corporation | $31.16B | -0.28% |
| 6 | NTRA | Natera, Inc. | $28.77B | -3.71% |
| 7 | IQV | IQVIA Holdings Inc. | $28.37B | -2.06% |
| 8 | MTD | Mettler-Toledo International Inc. | $27.03B | +0.93% |
| 9 | LH | Labcorp Holdings Inc. | $22.52B | -0.53% |
| 10 | DGX | Quest Diagnostics Incorporated | $21.90B | -0.50% |
| 11 | ILMN | Illumina, Inc. | $18.91B | -3.38% |
| 12 | MEDP | Medpace Holdings, Inc. | $14.32B | -3.68% |
| 13 | GH | Guardant Health, Inc. | $11.43B | -6.11% |
| 14 | RVTY | Revvity, Inc. | $10.11B | +0.07% |
| 15 | CRL | Charles River Laboratories International, Inc. | $8.64B | +0.27% |
| 16 | QGEN | Qiagen N.V. | $8.48B | -0.63% |
| 17 | ICLR | ICON Public Limited Company | $8.15B | +0.17% |
| 18 | RDNT | RadNet, Inc. | $4.35B | +0.29% |
| 19 | SHC | Sotera Health Company | $4.35B | +0.26% |
| 20 | BLLN | BillionToOne, Inc. | $3.79B | -10.31% |
| 21 | TWST | Twist Bioscience Corporation | $2.99B | -4.55% |
| 22 | VCYT | Veracyte, Inc. | $2.49B | -4.04% |
| 23 | GRAL | GRAIL, Inc. | $1.95B | -6.34% |
| 24 | WGS | GeneDx Holdings Corp. | $1.76B | -8.45% |
| 25 | NEO | NeoGenomics, Inc. | $1.03B | -3.41% |
| 26 | OPK | OPKO Health, Inc. | $888.1M | -1.68% |
| 27 | CDNA | CareDx, Inc. | $854.8M | -6.86% |
| 28 | CSTL | Castle Biosciences, Inc. | $696.6M | -6.99% |
| 29 | PSNL | Personalis, Inc. | $637.5M | -3.79% |
| 30 | FLGT | Fulgent Genetics, Inc. | $433.3M | -5.12% |
| 31 | MYGN | Myriad Genetics, Inc. | $415.2M | -6.92% |
| 32 | PRE | Prenetics Global Limited | $293.2M | -11.77% |
| 33 | BNR | Burning Rock Biotech Limited | $175.0M | +0.06% |
| 34 | BDSX | Biodesix, Inc. | $131.3M | -6.53% |
| 35 | FONR | FONAR Corporation | $122.0M | -0.05% |
| 36 | MDXH | MDxHealth SA | $106.3M | +0.98% |
| 37 | IMDX | Insight Molecular Diagnostics Inc. | $102.3M | +5.30% |
| 38 | XGN | Exagen Inc. | $74.3M | +0.32% |
| 39 | PRPO | Precipio, Inc. | $49.6M | -0.29% |
| 40 | BIAF | bioAffinity Technologies, Inc. | $14.9M | -15.31% |
| 41 | MBAI | Check-Cap Ltd. | $12.0M | +0.61% |
| 42 | XWEL | XWELL, Inc. | $9.8M | -6.11% |
| 43 | ADVB | Advanced Biomed Inc. | $9.1M | +5.52% |
| 44 | NOTV | Inotiv, Inc. | $7.9M | -9.07% |
| 45 | NDRA | ENDRA Life Sciences Inc. | $6.6M | +2.71% |
| 46 | QUCY | Mainz Biomed N.V. | $5.9M | -7.06% |
| 47 | ISPC | iSpecimen Inc. | $3.9M | -10.34% |