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Stockfacts

EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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Insider Trades & Whales

Insider trades are parsed from SEC Form 4 filings (first-party). The ownership breakdown below is computed first-hand from SEC 13F-HR + Form 4 (institutions from 13F, insiders from Form 4). For the full filer list and quarter-over-quarter position changes, see the Institutional (13F) tab.

Ownership Breakdown

Insiders 43.60%Institutions 37.05%1 filers

Top Institutions

Form 4 Transactions

50 most recent
DateInsiderTitleCodeSharesPriceValue
Jan 9, 2026Royal Jeffrey CCHIEF EXECUTIVE OFFICERA14,324$0.0000$0.00
Jan 9, 2026Keating Brendan JosephDirectorA2,626$0.0000$0.00
Jan 9, 2026Zhu Jeremy QinliDirectorA2,626$0.0000$0.00
Jan 9, 2026HUTCHINS MARK RDirectorA2,626$0.0000$0.00
Jan 9, 2026Peterson Adam KDirector, 10% OwnerP2,149$0.0000$0.00
Dec 17, 2025Radabaugh Mark R.PRESIDENT/CEO OF AMPLEXP2,000$5.5600$11.12K
Dec 16, 2025Radabaugh Mark R.PRESIDENT/CEO OF AMPLEXP100$5.4900$549.00
Nov 24, 2025Flott Dylan J.CONTROLLERA3,089$0.0000$0.00
Oct 6, 2025Peterson Adam KDirector, 10% OwnerP5,493$0.0000$0.00
Oct 6, 2025HUTCHINS MARK RDirectorA5,932$0.0000$0.00
Oct 6, 2025Keating Brendan JosephDirectorA5,932$0.0000$0.00
Oct 6, 2025Zhu Jeremy QinliDirectorA5,932$0.0000$0.00
Oct 6, 2025Royal Jeffrey CCHIEF EXECUTIVE OFFICERA13,183$0.0000$0.00
Sep 10, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP591$5.4100$3.20K
Sep 9, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP84$5.4200$455.00
Sep 3, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP23$5.3600$123.00
Aug 20, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP110$5.3700$590.00
Aug 19, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP447$5.5600$2.48K
Aug 19, 2025Flott Dylan J.CONTROLLERP500$5.6100$2.81K
Jul 30, 2025Krebs CharlesChief Financial OfficerP350$5.8000$2.03K
Jul 23, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP100$6.2700$627.00
Jul 22, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP463$6.2700$2.90K
Jul 15, 2025Radabaugh Mark R.PRESIDENT/CEO OF AMPLEXP14,688$6.4900$95.33K
Jul 14, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP39$6.1600$240.00
Jul 11, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP261$6.1600$1.61K
Jul 10, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP750$6.1200$4.59K
Jul 9, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP1,150$6.1800$7.11K
Jul 8, 2025Krebs CharlesCHIEF FINANCIAL OFFICERA3,636$0.0000$0.00
Jul 7, 2025Krebs CharlesCHIEF FINANCIAL OFFICERP34$5.7000$193.00
Jul 3, 2025Peterson Adam KDirector, 10% OwnerP6,136$0.0000$0.00
Jul 3, 2025HUTCHINS MARK RDirectorA7,500$0.0000$0.00
Jul 3, 2025Royal Jeffrey CCHIEF EXECUTIVE OFFICERA13,352$0.0000$0.00
Jul 3, 2025Zhu Jeremy QinliDirectorA7,500$0.0000$0.00
Jul 3, 2025Keating Brendan JosephDirectorA7,500$0.0000$0.00
Jul 2, 2025Radabaugh Mark R.PRESIDENT/CEO OF AMPLEXP32$5.7500$184.00
Apr 2, 2025Royal Jeffrey CCHIEF EXECUTIVE OFFICERA11,841$0.0000$0.00
Jan 9, 2025Royal Jeffrey CCHIEF EXECUTIVE OFFICERA30,000$0.0000$0.00
Jan 9, 2025Royal Jeffrey CCHIEF EXECUTIVE OFFICERA12,467$0.0000$0.00
Dec 18, 2024Peterson Adam KDirector, 10% OwnerP4,835$6.0200$29.11K
Dec 17, 2024Peterson Adam KDirector, 10% OwnerP12,000$5.9500$71.40K
Dec 13, 2024Royal Jeffrey CCHIEF EXECUTIVE OFFICERP31,500$6.0000$189.00K
Dec 13, 2024Peterson Adam KDirector, 10% OwnerP73,000$6.0000$438.00K
Sep 3, 2024Krebs CharlesCHIEF FINANCIAL OFFICERP2,000$5.9700$11.94K
Jun 6, 2024Peterson Adam KDirector, 10% OwnerP3,077$0.0000$0.00
Jun 6, 2024Royal Jeffrey CCHIEF EXECUTIVE OFFICERA3,077$0.0000$0.00
Jun 6, 2024Zhu Jeremy QinliDirectorA3,077$0.0000$0.00
Jun 6, 2024HUTCHINS MARK RDirectorA3,077$0.0000$0.00
Jun 6, 2024Keating Brendan JosephDirectorA3,077$0.0000$0.00
Mar 7, 2023Peterson Adam KDirector, 10% OwnerP12,000$6.0500$72.60K
Feb 24, 2023Royal Jeffrey CDirectorP643$6.1500$3.95K