TLSI Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$1.8M
5 insiders
Open-Market Sells (180d)
$134K
5 insiders
Net Insider Flow
$1.7M
open market, 180d
Reporting Insiders
10
20 P/S transactions
Build

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
Mar 17, 2026Szela Mary TCEO and President, DirectorSell(S)16K$3.85$61K
Mar 16, 2026Stevens JenniferChief Regulatory OfficerSell(S)774$4.12$3K
Mar 16, 2026Marshak RichardChief Commercial OfficerSell(S)419$4.12$2K
Mar 16, 2026Cox Bryan F.Chief of ResearchSell(S)579$4.12$2K
Mar 16, 2026Devlin JodiChief of Clinical OperationsSell(S)273$4.12$1K
Mar 12, 2026Stevens JenniferChief Regulatory OfficerSell(S)2K$4.09$6K
Mar 12, 2026Marshak RichardChief Commercial OfficerSell(S)2K$4.09$6K
Mar 12, 2026Cox Bryan F.Chief of ResearchSell(S)1K$4.09$6K
Mar 12, 2026Devlin JodiChief of Clinical OperationsSell(S)2K$4.09$7K
Mar 11, 2026Szela Mary TCEO and President, DirectorSell(S)4K$4.13$18K
Mar 11, 2026Stevens JenniferChief Regulatory OfficerSell(S)1K$4.13$5K
Mar 11, 2026Marshak RichardChief Commercial OfficerSell(S)1K$4.13$6K
Mar 11, 2026Cox Bryan F.Chief of ResearchSell(S)1K$4.13$5K
Mar 11, 2026Devlin JodiChief of Clinical OperationsSell(S)1K$4.13$5K
Feb 23, 2026Stansky Michael PDirectorBuy(P)244K$4.10$1000K
Feb 23, 2026Stansky Michael PDirectorBuy(P)117K$4.10$481K
Feb 23, 2026Szela Mary TCEO and President, DirectorBuy(P)30K$4.10$125K
Feb 23, 2026Valle WilliamDirectorBuy(P)30K$4.10$125K
Feb 23, 2026Gordon Gary B.DirectorBuy(P)10K$4.10$40K
Feb 23, 2026Patience DavidChief Financial OfficerBuy(P)4K$4.10$15K
Feb 4, 2026Stansky Michael PDirectorGrant(A)93K$0
Nov 24, 2025Szela Mary TCEO and President, DirectorGrant(A)300K$0
Nov 24, 2025Szela Mary TCEO and President, DirectorGrant(A)125K$0
Nov 24, 2025Szela Mary TCEO and President, DirectorGrant(A)250K$0
Nov 24, 2025Patience DavidChief Financial OfficerGrant(A)65K$0
Nov 24, 2025Patience DavidChief Financial OfficerGrant(A)130K$0
Nov 24, 2025Cox Bryan F.Chief of ResearchGrant(A)40K$0
Nov 24, 2025Cox Bryan F.Chief of ResearchGrant(A)80K$0
Nov 24, 2025Stevens JenniferChief Regulatory OfficerGrant(A)50K$0
Nov 24, 2025Stevens JenniferChief Regulatory OfficerGrant(A)100K$0
Nov 24, 2025Marshak RichardChief Commercial OfficerGrant(A)60K$0
Nov 24, 2025Marshak RichardChief Commercial OfficerGrant(A)120K$0
Nov 24, 2025Devlin JodiChief of Clinical OperationsGrant(A)50K$0
Nov 24, 2025Devlin JodiChief of Clinical OperationsGrant(A)100K$0
Aug 28, 2025Patience DavidChief Financial OfficerGrant(A)249K$0
Aug 14, 2025Patience DavidChief Financial OfficerGrant(A)200K$0
Aug 14, 2025Patience DavidChief Financial OfficerGrant(A)290K$0
Jun 12, 2025Wahlstrom MatsDirectorGrant(A)15K$0
Jun 12, 2025Valle WilliamDirectorGrant(A)15K$0
Jun 12, 2025Murphy SeanDirectorGrant(A)15K$0
Jun 12, 2025Matlin David JDirectorGrant(A)15K$0
Jun 12, 2025Hicks Kerry RDirectorGrant(A)15K$0
Jun 12, 2025Gordon Gary B.DirectorGrant(A)15K$0
Jun 12, 2025Desai Arjun JJDirectorGrant(A)15K$0
May 19, 2025Stevens JenniferChief Regulatory OfficerGrant(A)28K$5.18$147K
May 19, 2025Stevens JenniferChief Regulatory OfficerSell(S)9K$5.18$45K
May 19, 2025Murphy SeanDirectorGrant(A)45K$5.18$232K
May 19, 2025Marshak RichardChief Commercial OfficerSell(S)7K$5.18$34K
May 19, 2025Marshak RichardChief Commercial OfficerGrant(A)21K$5.18$111K
May 19, 2025Devlin JodiChief of Clinical OperationsGrant(A)24K$5.18$125K
May 19, 2025Devlin JodiChief of Clinical OperationsSell(S)5K$5.18$25K
May 19, 2025Cox Bryan F.Chief of ResearchGrant(A)16K$5.18$81K
May 19, 2025Cox Bryan F.Chief of ResearchSell(S)5K$5.18$25K
May 19, 2025Young James EmmettChief Financial OfficerGrant(A)13K$5.18$68K
Feb 18, 2025Devlin JodiChief of Clinical OperationsGrant(A)5K$0
Feb 18, 2025Szela Mary TCEO AND PRESIDENT, DirectorGrant(A)21K$0
Feb 18, 2025Marshak RichardChief Commercial OfficerGrant(A)8K$0
Feb 18, 2025Cox Bryan F.CHIEF OF RESEARCHGrant(A)11K$0
Feb 18, 2025Stevens JenniferCHIEF REGULATORY OFFICERGrant(A)14K$0
Feb 18, 2025Young James EmmettChief Financial OfficerGrant(A)15K$0
Feb 18, 2025Murphy SeanChief Manuf, Strategy&Bus Dev., DirectorGrant(A)16K$0
Feb 10, 2025Frankenius Equity AB10% OwnerOther(J)206K$0
Feb 10, 2025Wahlstrom MatsDirector, 10% OwnerOther(J)45K$0
Feb 10, 2025Matlin David JDirectorOther(J)90K$0
Feb 5, 2025Young James EmmettChief Financial OfficerBuy(P)6K$5.65$34K
Jan 30, 2025Szela Mary TCEO AND PRESIDENT, DirectorBuy(P)5K$5.28$26K
Jan 29, 2025Szela Mary TCEO AND PRESIDENT, DirectorBuy(P)5K$5.03$25K
Jan 29, 2025Valle WilliamDirectorGrant(A)35K$0
Jan 29, 2025Valle WilliamDirectorGrant(A)6K$0
Jan 29, 2025Gordon Gary B.DirectorGrant(A)35K$0
Jan 29, 2025Gordon Gary B.DirectorGrant(A)6K$0
Jan 28, 2025Murphy SeanChief Manuf, Strategy&Bus Dev., DirectorBuy(P)15K$5.17$78K
Jan 28, 2025Szela Mary TCEO AND PRESIDENT, DirectorBuy(P)5K$5.12$24K
Jan 27, 2025Stevens JenniferCHIEF REGULATORY OFFICERGrant(A)11K$0
Jan 27, 2025Stevens JenniferCHIEF REGULATORY OFFICERGrant(A)64K$0
Jan 27, 2025Marshak RichardChief Commercial OfficerGrant(A)13K$0
Jan 27, 2025Marshak RichardChief Commercial OfficerGrant(A)75K$0
Jan 27, 2025Devlin JodiChief of COMMERC. OPERATIONSGrant(A)11K$0
Jan 27, 2025Devlin JodiChief of COMMERC. OPERATIONSGrant(A)64K$0
Jan 27, 2025Young James EmmettChief Financial OfficerBuy(P)24K$5.40$130K
Jan 27, 2025Young James EmmettChief Financial OfficerGrant(A)13K$0
Jan 27, 2025Young James EmmettChief Financial OfficerGrant(A)75K$0
Jan 27, 2025Cox Bryan F.CHIEF OF RESEARCHGrant(A)11K$0
Jan 27, 2025Cox Bryan F.CHIEF OF RESEARCHGrant(A)64K$0
Jan 27, 2025Murphy SeanChief Manuf, Strategy&Bus Dev., DirectorBuy(P)15K$5.31$80K
Jan 27, 2025Murphy SeanChief Manuf, Strategy&Bus Dev., DirectorGrant(A)13K$0
Jan 27, 2025Murphy SeanChief Manuf, Strategy&Bus Dev., DirectorGrant(A)75K$0
Jan 27, 2025Szela Mary TCEO AND PRESIDENT, DirectorBuy(P)5K$5.42$26K
Jan 27, 2025Szela Mary TCEO AND PRESIDENT, DirectorGrant(A)40K$0
Jan 27, 2025Szela Mary TCEO AND PRESIDENT, DirectorGrant(A)240K$0
Jan 2, 2025Hyveled LiselotteDirectorGrant(A)10K$0
Jan 2, 2025Matlin David JDirectorGrant(A)10K$0
Dec 17, 2024Frankenius Equity AB10% OwnerBuy(P)63K$3.97$250K
Dec 17, 2024Wahlstrom MatsDirector, 10% OwnerGrant(A)25K$3.97$100K
Dec 10, 2024Desai Arjun JJDirectorSell(S)30K$3.69$111K
Nov 22, 2024Wahlstrom MatsDirector, 10% OwnerBuy(P)5K$4.55$23K
Nov 21, 2024Wahlstrom MatsDirector, 10% OwnerBuy(P)9K$4.44$39K
Nov 20, 2024Wahlstrom MatsDirector, 10% OwnerBuy(P)2K$4.16$8K
Nov 14, 2024Marshak RichardSR.VP, CORP. DEV. & STRATEGYGrant(A)7K$0
Nov 14, 2024Marshak RichardSR.VP, CORP. DEV. & STRATEGYGrant(A)41K$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.

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