TECH Insider Trading

Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$437K
1 insiders
Net Insider Flow
-$437K
open market, 180d
Reporting Insiders
1
2 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 2, 2026Crouse Steven C.President - Diag & Spatial BiOption exercise(M)600
Jun 2, 2026Crouse Steven C.President - Diag & Spatial BiTax withholding(F)216$49.77$11K
Jun 2, 2026Crouse Steven C.President - Diag & Spatial BiOption exercise(M)600$0
May 8, 2026Herr Amy E.DirectorOption exercise(M)7K$47.60$316K
May 8, 2026Herr Amy E.DirectorSell(S)7K$48.28$320K
May 8, 2026Herr Amy E.DirectorOption exercise(M)7K$0
May 5, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)27K$47.60$1.3M
May 5, 2026Kelderman KimChief Executive Officer, DirectorTax withholding(F)24K$56.68$1.4M
May 5, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)27K$0
May 5, 2026Bohnen ShaneSVP - General CounselOption exercise(M)8K$47.60$400K
May 5, 2026Bohnen ShaneSVP - General CounselTax withholding(F)7K$56.68$400K
May 5, 2026Bohnen ShaneSVP - General CounselOption exercise(M)8K$0
May 5, 2026Hippel JamesCFOOption exercise(M)62K$47.60$3.0M
May 5, 2026Hippel JamesCFOTax withholding(F)57K$56.68$3.2M
May 5, 2026Hippel JamesCFOOption exercise(M)62K$0
May 1, 2026Crouse Steven C.President - Diag & Spatial BiOption exercise(M)794
May 1, 2026Crouse Steven C.President - Diag & Spatial BiTax withholding(F)311$55.02$17K
May 1, 2026Crouse Steven C.President - Diag & Spatial BiOption exercise(M)794$0
Apr 22, 2026Hippel JamesCFOOption exercise(M)62K$0
Apr 22, 2026Hippel JamesCFOTax withholding(F)56K$58.58$3.3M
Apr 22, 2026Hippel JamesCFOOption exercise(M)62K$0
Apr 22, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)11K$0
Apr 22, 2026Kelderman KimChief Executive Officer, DirectorTax withholding(F)1K$58.58$80K
Apr 22, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)11K$0
Apr 14, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)37K$0
Apr 14, 2026Kelderman KimChief Executive Officer, DirectorTax withholding(F)32K$58.66$1.9M
Apr 14, 2026Kelderman KimChief Executive Officer, DirectorOption exercise(M)37K$0
Apr 3, 2026Bohnen ShaneSVP - General CounselOption exercise(M)2K$0
Apr 3, 2026Bohnen ShaneSVP - General CounselTax withholding(F)740$53.13$39K
Apr 3, 2026Bohnen ShaneSVP - General CounselOption exercise(M)2K$0
Mar 2, 2026Crouse Steven C.President - Diag & Spatial BiGrant(A)2K$0
Mar 2, 2026Crouse Steven C.President - Diag & Spatial BiGrant(A)735$0
Mar 2, 2026Crouse Steven C.President - Diag & Spatial BiGrant(A)2K$0
Feb 17, 2026Herr Amy E.DirectorSell(S)2K$59.11$117K
Feb 3, 2026Herr Amy E.DirectorTax withholding(F)16$64.63$1K
Feb 3, 2026Herr Amy E.DirectorOption exercise(M)38$0
Feb 3, 2026Herr Amy E.DirectorOption exercise(M)38$0
Feb 1, 2026McManus MatthewPresident - Diag & Spatial BioOption exercise(M)5K$0
Feb 1, 2026McManus MatthewPresident - Diag & Spatial BioTax withholding(F)2K$64.09$107K
Feb 1, 2026McManus MatthewPresident - Diag & Spatial BioOption exercise(M)5K$0
Nov 3, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESOption exercise(M)10K$0
Nov 3, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESTax withholding(F)5K$62.57$283K
Nov 3, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESOption exercise(M)10K$0
Nov 3, 2025Hippel JamesCFOOption exercise(M)12K$0
Nov 3, 2025Hippel JamesCFOOption exercise(M)13K$0
Nov 3, 2025Hippel JamesCFOTax withholding(F)12K$62.57$742K
Nov 3, 2025Hippel JamesCFOOption exercise(M)12K$0
Nov 3, 2025Hippel JamesCFOOption exercise(M)13K$0
Nov 3, 2025Kelderman KimChief Executive Officer, DirectorTax withholding(F)2K$62.57$144K
Oct 30, 2025Baumgartner Robert VDirectorGrant(A)2K$0
Oct 30, 2025Baumgartner Robert VDirectorGrant(A)4K$0
Oct 30, 2025Vessey RupertDirectorGrant(A)2K$0
Oct 30, 2025Vessey RupertDirectorGrant(A)4K$0
Oct 30, 2025Klimovsky Judith V.DirectorGrant(A)2K$0
Oct 30, 2025Klimovsky Judith V.DirectorGrant(A)4K$0
Oct 30, 2025Herr Amy E.DirectorGrant(A)2K$0
Oct 30, 2025Herr Amy E.DirectorGrant(A)4K$0
Oct 30, 2025Seth AlpnaDirectorGrant(A)2K$0
Oct 30, 2025Seth AlpnaDirectorGrant(A)4K$0
Oct 30, 2025Higgins John LDirectorGrant(A)2K$0
Oct 30, 2025Higgins John LDirectorGrant(A)4K$0
Oct 30, 2025Keegan Joseph DDirectorGrant(A)2K$0
Oct 30, 2025Keegan Joseph DDirectorGrant(A)4K$0
Oct 30, 2025Bushman Julie LDirectorGrant(A)2K$0
Oct 30, 2025Bushman Julie LDirectorGrant(A)4K$0
Aug 25, 2025Baumgartner Robert VDirectorOption exercise(M)17K$21.84$372K
Aug 25, 2025Baumgartner Robert VDirectorSell(S)17K$56.21$958K
Aug 25, 2025Baumgartner Robert VDirectorOption exercise(M)17K$0
Aug 25, 2025Nusse RoelandDirectorOption exercise(M)17K$21.84$372K
Aug 25, 2025Nusse RoelandDirectorSell(S)17K$56.36$960K
Aug 25, 2025Nusse RoelandDirectorOption exercise(M)17K$0
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESTax withholding(F)803$53.60$43K
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESOption exercise(M)3K$0
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESGrant(A)10K$0
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESGrant(A)25K$0
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESGrant(A)19K$0
Aug 15, 2025Geist WilliamPRESIDENT, PROTEIN SCIENCESOption exercise(M)3K$0
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioTax withholding(F)880$53.60$47K
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioOption exercise(M)3K$0
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioGrant(A)19K$0
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioGrant(A)10K$0
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioGrant(A)25K$0
Aug 15, 2025McManus MatthewPresident - Diag & Spatial BioOption exercise(M)3K$0
Aug 15, 2025Bohnen ShaneSVP - General CounselTax withholding(F)527$53.60$28K
Aug 15, 2025Bohnen ShaneSVP - General CounselOption exercise(M)2K$0
Aug 15, 2025Bohnen ShaneSVP - General CounselOption exercise(M)50$0
Aug 15, 2025Bohnen ShaneSVP - General CounselGrant(A)14K$0
Aug 15, 2025Bohnen ShaneSVP - General CounselGrant(A)7K$0
Aug 15, 2025Bohnen ShaneSVP - General CounselGrant(A)18K$0
Aug 15, 2025Bohnen ShaneSVP - General CounselOption exercise(M)2K$0
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorTax withholding(F)4K$53.60$231K
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorOption exercise(M)9K$0
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorOption exercise(M)9K$0
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorGrant(A)71K$0
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorGrant(A)90K$0
Aug 15, 2025Kelderman KimChief Executive Officer, DirectorGrant(A)35K$0
Aug 15, 2025Herr Amy E.DirectorOption exercise(M)279$0
Aug 15, 2025Herr Amy E.DirectorTax withholding(F)101$53.60$5K
Aug 15, 2025Herr Amy E.DirectorGrant(A)3K$0
Aug 15, 2025Herr Amy E.DirectorGrant(A)932$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-01-042026-07-20. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).