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 91-120 of 1404
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider TALASAZ, AMIRALIDirector, Co-Chief Executive Officer
Side Disposal
Shares 17086
Value 2917776
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 3705
Value 993330
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 42261
Value 950873
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider CHUDOVA, DARYAChief Technology Officer
Side Disposal
Shares 4318
Value 737385
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider MOSHKEVICH, SOLOMONPRESIDENT, CLINICALDIAGNOSTICS
Side Disposal
Shares 2600
Value 709774
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider BELL, MICHAEL BRIANChief Financial Officer
Side Disposal
Shares 3914
Value 668394
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider SAIA, JOHN G.Chief Legal Officer
Side Disposal
Shares 3707
Value 633044
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 2045
Value 567056
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1955
Value 543973
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider FREEMAN, CHRISChief Commercial Officer
Side Disposal
Shares 3141
Value 536389
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider KALIA, KUMUDChief Information Officer
Side Disposal
Shares 3066
Value 523581
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1932
Value 519694
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1568
Value 418331
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1400
Value 386740
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1357
Value 367699
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol GHGuardant Health Inc
Insider MONROE, TERILYN J.Chief People Officer
Side Disposal
Shares 2099
Value 358446
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 1100
Value 302717
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CDNACareDx Inc
Insider HANNA, JOHN WALTER JRDirector, President and CEO
Side Disposal
Shares 8511
Value 248947
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider OELSCHLAGER, KRISTEN MChief Operating Officer
Side Disposal
Shares 8186
Value 199738
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Disposal
Shares 8743
Value 193920
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CSTLCastle Biosciences Inc
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 6214
Value 150938
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 500
Value 137095
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 484
Value 130616
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 454
Value 123551
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Acquisition
Shares 14064
Value 114200
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol ADPTAdaptive Biotechnologies Corp
Insider LO, FRANCISChief People Officer
Side Acquisition
Shares 12206
Value 103263
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CDNACareDx Inc
Insider KENNEDY, KEITHCFO & COO
Side Disposal
Shares 2930
Value 85703
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider RABINOWITZ, DANIELSEC. AND CHIEF LEGAL OFFICER
Side Disposal
Shares 300
Value 83630
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol NTRANatera Inc
Insider MOSHKEVICH, SOLOMONPRESIDENT, CLINICALDIAGNOSTICS
Side Disposal
Shares 300
Value 82218
Industry Diagnostics & Research
Date 1 Jul 2026
Symbol CDNACareDx Inc
Insider MENG, JESSICAChief Commercial Officer
Side Disposal
Shares 2411
Value 70522
Industry Diagnostics & Research