{"transactions":[{"id":2725624,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-06T19:17:25.000Z","date":"2021-05-05","kind":"grant","acquired":true,"shares":4307,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted shares awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors. The shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"As of the date of this filing, only the 4,307 shares just awarded are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":43866,"source":{"system":"sec-edgar","filing":"0000874238-21-000051","document":"wf-form4_162032862416188.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423821000051/wf-form4_162032862416188.xml","form_type":"4"}},{"id":3158627,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-07T18:21:04.000Z","date":"2020-05-06","kind":"grant","acquired":true,"shares":7885,"price":10.78,"value":85000.3,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This is calculated using a trailing 90 day average stock price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Of these shares, only the 7,885 shares just awarded are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":39559,"source":{"system":"sec-edgar","filing":"0000874238-20-000071","document":"wf-form4_158887564596799.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423820000071/wf-form4_158887564596799.xml","form_type":"4"}},{"id":3198476,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-03-23T18:48:55.000Z","date":"2020-03-20","kind":"purchase","acquired":true,"shares":12000,"price":8.13,"value":97560.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This is the average price per share at which the shares were purchased. The shares were purchased at prices ranging from $8.11 to $8.14 per share. Upon request, the Reporting Person will provide to the staff of the SEC, to the issuer, or to a security holder the full information regarding the number of shares purchased at each separate price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of these shares, 7,013 shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":31674,"source":{"system":"sec-edgar","filing":"0000874238-20-000047","document":"wf-form4_158498930922263.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423820000047/wf-form4_158498930922263.xml","form_type":"4"}},{"id":3534122,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-05-09T13:18:55.000Z","date":"2019-05-08","kind":"grant","acquired":true,"shares":7013,"price":12.12,"value":84997.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors.  The shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of these shares, only the 7,013 shares just awarded are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":19674,"source":{"system":"sec-edgar","filing":"0000874238-19-000090","document":"wf-form4_155740791910738.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423819000090/wf-form4_155740791910738.xml","form_type":"4"}},{"id":3941742,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-05-09T14:29:14.000Z","date":"2018-05-08","kind":"grant","acquired":true,"shares":7404,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors.  The shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of these shares, only the 7,404 shares just awarded are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":12661,"source":{"system":"sec-edgar","filing":"0000874238-18-000057","document":"wf-form4_152587614020592.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423818000057/wf-form4_152587614020592.xml","form_type":"4"}},{"id":4340927,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":139676,"kind":"person","name":"MESSER RAYMOND F","position":1,"cik":"0001702639","reported_name":"MESSER RAYMOND F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-05-01T19:53:41.000Z","date":"2017-04-28","kind":"grant","acquired":true,"shares":5257,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors.  The shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"These shares were awarded to the Reporting Person by the Company pursuant to the Company's standard director compensation arrangements for non-employee directors.  The shares are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":5257,"source":{"system":"sec-edgar","filing":"0001140361-17-017586","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000114036117017586/doc1.xml","form_type":"4"}}]}