{"person":{"slug":"cruger-william-frank-jr","name":"Cruger William Frank Jr.","type":"insider","q":["cruger","william","frank","jr"],"role":"Director","tradeCount":1,"topTickers":["MKTX"],"cat":"insider","buys":0,"sells":1,"disclosedVolume":1005965,"estPnl":0,"pnlCoverage":0,"netFlow":-1005965,"lastTrade":"2026-09-10","firstTrade":"2026-09-10","medianLagDays":1,"rankTrades":3370,"rankVolume":1278,"cohortSize":7107},"series":[["2026-09-10",0,1005965,1,0,-1005965]],"months":[["2026-09",0,1,1005965]],"lagBuckets":[1,0,0,0,0,0],"tickers":[{"ticker":"MKTX","buys":0,"sells":1,"vol":1005965,"pnl":0,"first":"2026-09-10","last":"2026-09-10"}],"trades":[{"id":"insider:2026-09-10:MKTX:561","source":"form4","personId":"cruger-william-frank-jr","personName":"Cruger William Frank Jr.","role":"Director","onBehalfOf":"self","issuerName":"MKTX","ticker":"MKTX","side":"sell","shares":6164,"pricePerShare":163.2,"transactionDate":"2026-09-10","filedDate":"2026-09-11","disclosureLagDays":1,"sourceUrl":"https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany"}]}