Medical - Diagnostics & Research
49 companies in this industry
Insider Buys (30d)
1
$104.4K
Insider Sells (30d)
40
$80.47M
Top Companies by Market Cap
TMOThermo Fisher Scientific Inc.
$253.24BDHRDanaher Corporation
$163.77BNTRANatera, Inc.
$58.36BAAgilent Technologies, Inc.
$49.61BWATWaters Corporation
$46.82BIQVIQVIA Holdings Inc.
$44.98BIDXXIDEXX Laboratories, Inc.
$44.92BILMNIllumina, Inc.
$43.61BMTDMettler-Toledo International Inc.
$34.03BLHLabcorp Holdings Inc.
$29.22BRecent Insider Trades
| Date | Ticker | Company | Insider | Role | Type | Shares | Avg Price | Value |
|---|---|---|---|---|---|---|---|---|
| Oct 30, 2026 | CSTL | Castle Biosciences, Inc. | Juvenal Tobin W | officer: Chief Commercial Officer | Sell | 6,578 | $36.42 | $239.6K |
| Oct 30, 2026 | TMO | Thermo Fisher Scientific Inc. | Britt Lisa P. | officer: Sr. VP and Chief HR Officer | Sell | 2,831 | $706.45 | $2.00M |
| Oct 30, 2026 | BLLN | BillionToOne, Inc. | Atay Oguzhan | director, officer: Chairman and CEO | Sell | 11,000 | $118.00 | $1.30M |
| Oct 30, 2026 | NTRA | Natera, Inc. | Brophy Michael Burkes | officer: CHIEF FINANCIAL OFFICER | Sell | 3,084 | $425.90 | $1.31M |
| Oct 29, 2026 | NTRA | Natera, Inc. | Moshkevich Solomon | officer: PRESIDENT, CLINICALDIAGNOSTICS | Sell | 2,172 | $416.88 | $905.5K |
| Oct 29, 2026 | DHR | Danaher Corporation | Bouda Christopher | officer: VP, Chief Accounting Officer | Sell | 7,598 | $234.56 | $1.78M |
| Oct 29, 2026 | NTRA | Natera, Inc. | Sheena Jonathan | director, other: CO-FOUNDER | Sell | 478 | $413.96 | $197.9K |
| Oct 29, 2026 | NTRA | Natera, Inc. | RABINOWITZ DANIEL | officer: SEC. AND CHIEF LEGAL OFFICER | Sell | 1,852 | $416.63 | $771.6K |
| Oct 29, 2026 | DHR | Danaher Corporation | McGrew Matthew | officer: Executive Vice President | Sell | 29,754 | $235.74 | $7.01M |
| Oct 29, 2026 | NTRA | Natera, Inc. | Chapman Steven Leonard | director, officer: CEO AND PRESIDENT | Sell | 5,694 | $418.25 | $2.38M |
| Oct 29, 2026 | NTRA | Natera, Inc. | Brophy Michael Burkes | officer: CHIEF FINANCIAL OFFICER | Sell | 1,979 | $418.31 | $827.8K |
| Oct 29, 2026 | NTRA | Natera, Inc. | Rabinowitz Matthew | director, officer: EXECUTIVE CHAIRMAN | Sell | 1,718 | $406.00 | $697.5K |
| Oct 29, 2026 | NTRA | Natera, Inc. | Fesko John | officer: PRESIDENT, CHIEF BUS. OFFICER | Sell | 1,679 | $416.88 | $699.9K |
| Oct 28, 2026 | VCYT | Veracyte, Inc. | EASTHAM KARIN | director | Sell | 14,850 | $50.00 | $742.6K |
| Oct 28, 2026 | DGX | Quest Diagnostics Incorporated | PFEIFFER GARY M | director | Sell | 1,203 | $243.00 | $292.3K |
| Oct 28, 2026 | CSTL | Castle Biosciences, Inc. | Juvenal Tobin W | officer: Chief Commercial Officer | Sell | 3,288 | $33.08 | $108.8K |
| Oct 28, 2026 | MEDP | Medpace Holdings, Inc. | BURWIG SUSAN E | officer: Exec. VP, Operations | Sell | 20,000 | $677.00 | $13.54M |
| Oct 28, 2026 | VCYT | Veracyte, Inc. | Holstein Jens | director | Sell | 15,000 | $48.50 | $727.5K |
| Oct 26, 2026 | CRL | Charles River Laboratories International, Inc. | FOSTER JAMES C | director | Sell | 24,042 | $350.00 | $8.41M |
| Oct 23, 2026 | NTRA | Natera, Inc. | Sheena Jonathan | director, other: CO-FOUNDER | Sell | 3,150 | $410.55 | $1.29M |
| Oct 23, 2026 | CRL | Charles River Laboratories International, Inc. | Parisotto Shannon M | officer: CEVP, Disc & Safety Assessment | Sell | 2,156 | $344.41 | $742.5K |
| Oct 21, 2026 | CSTL | Castle Biosciences, Inc. | MAETZOLD DEREK J | director, officer: Pres. & Chief Exec. Officer | Sell | 14,496 | $31.91 | $462.6K |
| Oct 20, 2026 | XGN | Exagen Inc. | Chernett Jorey | 10 percent owner | Buy | 14,000 | $7.46 | $104.4K |
| Oct 20, 2026 | NTRA | Natera, Inc. | Sheena Jonathan | director, other: CO-FOUNDER | Sell | 1,050 | $402.11 | $422.2K |
| Oct 20, 2026 | VCYT | Veracyte, Inc. | Bhanji Muna | director | Sell | 1,864 | $43.70 | $81.5K |
| Oct 19, 2026 | GH | Guardant Health, Inc. | Tariq Musa | director | Sell | 116 | $165.88 | $19.2K |
| Oct 19, 2026 | XGN | Exagen Inc. | ABALLI JOHN | director, officer: President and CEO | Sell | 34,294 | $7.87 | $269.8K |
| Oct 16, 2026 | BLLN | BillionToOne, Inc. | Atay Oguzhan | director, officer: Chairman and CEO | Sell | 11,000 | $99.14 | $1.09M |
| Oct 16, 2026 | GRAL | GRAIL Inc. | Ofman Joshua J. | director, officer: Chief Executive Officer | Sell | 20,000 | $136.85 | $2.74M |
| Oct 16, 2026 | NTRA | Natera, Inc. | Rabinowitz Matthew | director, officer: EXECUTIVE CHAIRMAN | Sell | 48,500 | $402.92 | $19.54M |
| Oct 15, 2026 | GH | Guardant Health, Inc. | Azar Alex M II | director | Sell | 69 | $159.89 | $11.0K |
| Oct 14, 2026 | BLLN | BillionToOne, Inc. | Atay Oguzhan | director, officer: Chairman and CEO | Sell | 19,334 | $94.31 | $1.82M |
| Oct 14, 2026 | CSTL | Castle Biosciences, Inc. | Juvenal Tobin W | officer: Chief Commercial Officer | Sell | 3,288 | $33.64 | $110.6K |
| Oct 13, 2026 | SERA | Sera Prognostics, Inc. | Inglis Tiffany Eul Davis | officer: Chief Medical Officer | Sell | 8,024 | $2.03 | $16.3K |
| Oct 7, 2026 | GRAL | GRAIL Inc. | Partridge Andrew John | officer: Chief Growth Officer | Sell | 7,873 | $146.39 | $1.15M |
| Oct 7, 2026 | CSTL | Castle Biosciences, Inc. | MAETZOLD DEREK J | director, officer: Pres. & Chief Exec. Officer | Sell | 14,496 | $35.57 | $515.6K |
| Oct 7, 2026 | GRAL | GRAIL Inc. | Freidin Aaron | officer: Chief Financial Officer | Sell | 23,619 | $146.39 | $3.46M |
| Oct 7, 2026 | BLLN | BillionToOne, Inc. | Tsao David | director, officer: Chief Technology Officer | Sell | 20,000 | $108.15 | $2.16M |
| Oct 7, 2026 | CRL | Charles River Laboratories International, Inc. | Parisotto Shannon M | officer: CEVP, Disc & Safety Assessment | Sell | 981 | $308.44 | $302.6K |
| Oct 7, 2026 | BLLN | BillionToOne, Inc. | ten Bosch John Roderick | officer: SVP of Laboratory Operations | Sell | 1,417 | $105.15 | $149.0K |
| Oct 5, 2026 | CSTL | Castle Biosciences, Inc. | Oelschlager Kristen M | officer: Chief Operating Officer | Sell | 4,153 | $35.95 | $149.3K |