{"person":{"slug":"payne-shawn-p","name":"Payne Shawn P","type":"insider","q":["payne","shawn"],"role":"President & CEO, Director","tradeCount":14,"topTickers":["MTRX"],"cat":"ceo","buys":5,"sells":9,"disclosedVolume":244827,"estPnl":0,"pnlCoverage":0,"netFlow":-244827,"lastTrade":"2026-08-30","firstTrade":"2026-08-25","medianLagDays":4,"rankTrades":158,"rankVolume":2500,"cohortSize":7107},"series":[["2026-08-25",0,0,1,0,0],["2026-08-27",0,140794,7,0,-140794],["2026-08-29",0,61525,3,0,-61525],["2026-08-30",0,42508,3,0,-42508]],"months":[["2026-08",5,9,244827]],"lagBuckets":[7,7,0,0,0,0],"tickers":[{"ticker":"MTRX","buys":5,"sells":9,"vol":244827,"pnl":0,"first":"2026-08-25","last":"2026-08-30"}],"trades":[{"id":"insider:2026-08-30:MTRX:8203","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":1108,"pricePerShare":10.83,"transactionDate":"2026-08-30","filedDate":"2026-08-31","disclosureLagDays":1,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-30:MTRX:8205","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":2817,"pricePerShare":10.83,"transactionDate":"2026-08-30","filedDate":"2026-08-31","disclosureLagDays":1,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-30:MTRX:8209","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"buy","shares":2817,"transactionDate":"2026-08-30","filedDate":"2026-08-31","disclosureLagDays":1,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-29:MTRX:8200","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":1604,"pricePerShare":10.83,"transactionDate":"2026-08-29","filedDate":"2026-08-31","disclosureLagDays":2,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-29:MTRX:8202","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":4077,"pricePerShare":10.83,"transactionDate":"2026-08-29","filedDate":"2026-08-31","disclosureLagDays":2,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-29:MTRX:8207","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"buy","shares":4077,"transactionDate":"2026-08-29","filedDate":"2026-08-31","disclosureLagDays":2,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8198","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":1614,"pricePerShare":10.91,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8199","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":2843,"pricePerShare":10.91,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8201","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"buy","shares":4104,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8204","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":4104,"pricePerShare":10.91,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8206","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":3226,"pricePerShare":10.91,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8208","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"buy","shares":2843,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-27:MTRX:8210","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"sell","shares":1118,"pricePerShare":10.91,"transactionDate":"2026-08-27","filedDate":"2026-08-31","disclosureLagDays":4,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"},{"id":"insider:2026-08-25:MTRX:9737","source":"form4","personId":"payne-shawn-p","personName":"PAYNE SHAWN P","role":"President & CEO, Director","onBehalfOf":"self","issuerName":"MTRX","ticker":"MTRX","side":"buy","shares":30437,"transactionDate":"2026-08-25","filedDate":"2026-08-27","disclosureLagDays":2,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"}]}