Industry Insider Activity

Diagnostics & Research insider activity

Concentrated executive and director transaction evidence across 29 companies, with acquisition/disposal balance, filing cadence, value concentration, and linked company research.

Latest filing 21 Jul 2026 1404 filings tracked

Top-level read

Net insider selling

Diagnostics & Research shows 579 acquisition filings against 825 disposal filings. The largest stored filing is $289.8M in SHC by WARBURG, PINCUS & CO..

Net value $-943.0Macquisitions minus disposals
Companies 29with stored filings
Total filings 1404stored transaction rows
Acquisition value $87.0M579 acquisitions
Disposal value $1.0B825 disposals
Largest filing $289.8Mreported transaction value

Filing cadence

Last 12 active months
Mar 2026 102
Apr 2026 263
May 2026 432
Jun 2026 415
Jul 2026 192

Acquisitions 41.2% · Disposals 58.8%

Company Reads

Most active company insider tapes

24 shown

Transaction Evidence

Latest filings in Diagnostics & Research

Showing 121-150 of 1404
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Acquisition
Shares 3300
Value 40062
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 1357
Value 32962
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CDNACareDx Inc
Insider NOVACK, JEFFREY ADAMSecretary and General Counsel
Side Disposal
Shares 997
Value 29162
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 1153
Value 28006
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Acquisition
Shares 3500
Value 27300
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider MOSHKEVICH, SOLOMONPRESIDENT, CLINICALDIAGNOSTICS
Side Disposal
Shares 100
Value 26719
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol LHLaboratory Corporation of America Holdings
Insider VAUGHN, BRYAN TEVP and President, Diagnostics
Side Disposal
Shares 93
Value 26401
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol LHLaboratory Corporation of America Holdings
Insider KYLE, KATHRYN WEVP, Chief Legal Officer
Side Disposal
Shares 73
Value 20723
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Acquisition
Shares 4688
Value 18705
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Acquisition
Shares 6214
Value 14851
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider BOBULSKY, SUSANChief Commercial Officer, MRD
Side Disposal
Shares 487
Value 10714
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider OELSCHLAGER, KRISTEN MChief Operating Officer
Side Disposal
Shares 400
Value 9912
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 278
Value 6753
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 4688
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 12206
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 14064
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 3300
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 3500
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 6214
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol DGXQuest Diagnostics Incorporated
Insider WENTWORTH, TIMOTHY CDirector
Side Acquisition
Shares 144
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Disposal
Shares 1870
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Disposal
Shares 2084
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Acquisition
Shares 2084
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Acquisition
Shares 1870
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Acquisition
Shares 3324
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Disposal
Shares 3324
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider CHUDOVA, DARYAChief Technology Officer
Side Acquisition
Shares 1339
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider CHUDOVA, DARYAChief Technology Officer
Side Disposal
Shares 1700
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider CHUDOVA, DARYAChief Technology Officer
Side Disposal
Shares 3324
Value 0
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider CHUDOVA, DARYAChief Technology Officer
Side Disposal
Shares 1667
Value 0
Industry Diagnostics & Research