GMTX Insider Trading

GMTX · full profile →Last filing Oct 26, 2022
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 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

20 shown
DateInsiderRoleActionSharesPriceValue
Oct 26, 2022Leonard Braden Michael10% OwnerSell(S)23K$2.09$47K
May 31, 2022Piekos BrianCFOGrant(A)10K$1.09$11K
Apr 13, 2022Leonard Braden Michael10% OwnerBuy(P)192K$1.52$291K
Apr 12, 2022Leonard Braden Michael10% OwnerBuy(P)204K$1.42$289K
Apr 12, 2022Leonard Braden Michael10% OwnerBuy(P)55K$1.37$75K
Apr 11, 2022Leonard Braden Michael10% OwnerBuy(P)504K$1.35$681K
Jan 13, 2022Piekos BrianCFOGrant(A)281K$0
Jan 3, 2022Gemayel GeorgesExecutive Chair of the Board, DirectorGrant(A)793K$0
Jan 3, 2022Meyenburg Jason PatrickChief Executive Officer, DirectorGrant(A)124K$0
Nov 15, 2021Gemayel GeorgesSee Remarks, DirectorGrant(A)17K$0
Nov 15, 2021Gemayel GeorgesSee Remarks, DirectorGrant(A)24K$0
Oct 18, 2021Piekos BrianChief Financial OfficerGrant(A)91K$0
Oct 4, 2021Lubner David CharlesDirectorGrant(A)0$0
Oct 4, 2021Ong TuyenDirectorGrant(A)16K$0
Oct 4, 2021Gordon Carl LDirector, 10% OwnerGrant(A)17K$0
Oct 4, 2021Rhodes Jason PDirector, 10% OwnerGrant(A)17K$0
Oct 4, 2021Tananbaum James B.Director, 10% OwnerGrant(A)17K$0
May 14, 2021Meyenburg Jason PatrickPresident & CEO, DirectorBuy(P)13K$9.46$123K
May 14, 2021Piekos BrianChief Financial OfficerBuy(P)8K$9.46$72K
Mar 12, 2021Lubner David CharlesDirectorGrant(A)18K$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).