SPTX Insider Trading

Net Buying · 180d
Open-Market Buys (180d)
$20.0M
2 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$20.0M
open market, 180d
Reporting Insiders
2
2 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

41 shown
DateInsiderRoleActionSharesPriceValue
Jun 22, 2026Hombach Robert J.DirectorBuy(P)13K$18.14$236K
May 4, 2026PureTech Health plc10% OwnerConversion(C)3.0M$0
May 4, 2026PureTech Health plc10% OwnerConversion(C)8.4M$0
May 4, 2026PureTech Health plc10% OwnerConversion(C)40.0M$0
May 4, 2026PureTech Health plc10% OwnerConversion(C)965K
May 4, 2026PureTech Health plc10% OwnerConversion(C)2.7M
May 4, 2026PureTech Health plc10% OwnerConversion(C)12.7M
May 4, 2026Torres DeniceDirectorConversion(C)42K$0
May 4, 2026Torres DeniceDirectorConversion(C)13K
May 4, 2026Paul Steven MDirectorConversion(C)211K$0
May 4, 2026Paul Steven MDirectorConversion(C)67K
May 4, 2026White LaurenChief Financial OfficerConversion(C)21K$0
May 4, 2026White LaurenChief Financial OfficerConversion(C)7K
May 4, 2026Loebel AntonyChief Medical OfficerConversion(C)63K$0
May 4, 2026Loebel AntonyChief Medical OfficerConversion(C)20K
May 4, 2026Healy JamesDirectorConversion(C)2.5M$0
May 4, 2026Healy JamesDirectorConversion(C)6.1M$0
May 4, 2026Healy JamesDirectorConversion(C)804K
May 4, 2026Healy JamesDirectorConversion(C)1.9M
May 4, 2026Gladstein LanaGeneral CounselConversion(C)105K$0
May 4, 2026Gladstein LanaGeneral CounselConversion(C)34K
May 4, 2026ARCH Venture Partners XII, LLC10% OwnerConversion(C)2.7M$0
May 4, 2026ARCH Venture Partners XII, LLC10% OwnerConversion(C)2.5M$0
May 4, 2026ARCH Venture Partners XII, LLC10% OwnerBuy(P)1.1M$18.00$19.8M
May 4, 2026ARCH Venture Partners XII, LLC10% OwnerConversion(C)2.7M
May 4, 2026ARCH Venture Partners XII, LLC10% OwnerConversion(C)2.5M
May 4, 2026Chen Michael CunyuanChief Scientific OfficerConversion(C)11K$0
May 4, 2026Chen Michael CunyuanChief Scientific OfficerConversion(C)3K
Apr 30, 2026Zohar DaphneChief Executive Officer, DirectorGrant(A)1.5M$0
Apr 30, 2026Wheadon David E.DirectorGrant(A)12K$0
Apr 30, 2026Torres DeniceDirectorGrant(A)12K$0
Apr 30, 2026Peterson Sandra EDirectorGrant(A)12K$0
Apr 30, 2026Paul Steven MDirectorGrant(A)991K$0
Apr 30, 2026Paul Steven MDirectorGrant(A)12K$0
Apr 30, 2026Zohar DaphneChief Executive Officer, DirectorGrant(A)272K$0
Apr 30, 2026White LaurenChief Financial OfficerGrant(A)64K$0
Apr 30, 2026Mates SharonDirectorGrant(A)49K$0
Apr 30, 2026Hombach Robert J.DirectorGrant(A)12K$0
Apr 30, 2026Loebel AntonyChief Medical OfficerGrant(A)64K$0
Apr 30, 2026Gladstein LanaGeneral CounselGrant(A)64K$0
Apr 30, 2026Chen Michael CunyuanChief Scientific OfficerGrant(A)64K$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 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

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