{"transactions":[{"id":3941740,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":166891,"kind":"person","name":"HEMSLEY MAARTEN D","position":1,"cik":"0001018000","reported_name":"HEMSLEY MAARTEN D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-05-09T14:27:32.000Z","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":188630,"source":{"system":"sec-edgar","filing":"0000874238-18-000054","document":"wf-form4_152587599661985.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423818000054/wf-form4_152587599661985.xml","form_type":"4"}},{"id":4127380,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":166891,"kind":"person","name":"HEMSLEY MAARTEN D","position":1,"cik":"0001018000","reported_name":"HEMSLEY MAARTEN D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-12-19T20:06:46.000Z","date":"2017-12-18","kind":"sale","acquired":false,"shares":200,"price":17.46,"value":3492.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Of these shares 5,257 are subject to restrictions on their sale or other transfer, and are subject to forfeiture under certain circumstances."}],"balance_after":181226,"source":{"system":"sec-edgar","filing":"0000874238-17-000025","document":"wf-form4_151371399228901.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423817000025/wf-form4_151371399228901.xml","form_type":"4"}},{"id":4127377,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":166891,"kind":"person","name":"HEMSLEY MAARTEN D","position":1,"cik":"0001018000","reported_name":"HEMSLEY MAARTEN D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-12-19T19:57:05.000Z","date":"2017-12-15","kind":"sale","acquired":false,"shares":29800,"price":17.32,"value":516136.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This is the weighted average price per share at which the shares were sold. The prices ranged from $17.30 to $17.47 per share. Upon request the Reporting Person will provide to the staff of the SEC, or to a security holder the full information regarding the number of shares sold at each price."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of these shares 5,257 are subject to restrictions on their sale or other transfer, and are subject to forfeiture under certain circumstances."}],"balance_after":181426,"source":{"system":"sec-edgar","filing":"0000874238-17-000023","document":"wf-form4_151371341169639.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000087423817000023/wf-form4_151371341169639.xml","form_type":"4"}},{"id":4340923,"issuer":{"id":3384,"kind":"organization","name":"STERLING INFRASTRUCTURE, INC.","symbol":"STRL"},"owners":[{"id":166891,"kind":"person","name":"HEMSLEY MAARTEN D","position":1,"cik":"0001018000","reported_name":"HEMSLEY MAARTEN D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-05-01T18:38:45.000Z","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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Of these shares, only the 5,257 shares just awarded are subject to restrictions on their sale or other transfer and to forfeiture under certain circumstances."}],"balance_after":211226,"source":{"system":"sec-edgar","filing":"0001140361-17-017560","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/874238/000114036117017560/doc1.xml","form_type":"4"}}]}