{"transactions":[{"id":4619149,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-09-16T20:04:16.000Z","date":"2026-09-15","kind":"purchase","planned":false,"acquired":true,"shares":500,"price":50.575,"value":25287.5,"ownership":{"direct":false,"nature":"By SEP-IRA"},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The ownership amounts reported herein reflect the separate presentation of shares held through the Reporting Person's SEP IRA, shares held jointly with the Reporting Person's spouse and shares held by the Laurel J. Krzeminski Revocable Trust, of which the Reporting Person is the settlor and a co-trustee. Prior reports presented these holdings in the aggregate as directly owned. This reclassification does not reflect an acquisition or disposition of securities or change in the Reporting Person's aggregate beneficial ownership. The 500-share purchase reported herein is included in the SEP IRA balance."}],"balance_after":4000,"source":{"system":"sec-edgar","filing":"0001628280-26-062237","document":"wk-form4_1789589054.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828026062237/wk-form4_1789589054.xml","form_type":"4"}},{"id":951354,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-01-05T21:48:49.000Z","date":"2026-01-01","kind":"grant","planned":false,"acquired":true,"shares":1498,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on January 1, 2026. The RSUs are scheduled to cliff vest on January 1, 2027."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on January 1, 2026. The RSUs are scheduled to cliff vest on January 1, 2027."}],"balance_after":1498,"derivative":{"underlying":"Common Stock","underlying_shares":1498},"source":{"system":"sec-edgar","filing":"0001628280-26-000526","document":"wk-form4_1767649725.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828026000526/wk-form4_1767649725.xml","form_type":"4"}},{"id":951353,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-01-05T21:48:49.000Z","date":"2026-01-01","kind":"exercise","planned":false,"acquired":false,"shares":956,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on January 1, 2025. The RSUs cliff vested on January 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on January 1, 2025. The RSUs cliff vested on January 1, 2026."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":956},"source":{"system":"sec-edgar","filing":"0001628280-26-000526","document":"wk-form4_1767649725.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828026000526/wk-form4_1767649725.xml","form_type":"4"}},{"id":951352,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-01-05T21:48:49.000Z","date":"2026-01-01","kind":"exercise","planned":false,"acquired":true,"shares":956,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":36452,"source":{"system":"sec-edgar","filing":"0001628280-26-000526","document":"wk-form4_1767649725.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828026000526/wk-form4_1767649725.xml","form_type":"4"}},{"id":1314673,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-01-03T22:07:11.000Z","date":"2025-01-01","kind":"grant","planned":false,"acquired":true,"shares":956,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on January 1, 2025. The RSUs are scheduled to cliff vest on January 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on January 1, 2025. The RSUs are scheduled to cliff vest on January 1, 2026."}],"balance_after":956,"derivative":{"underlying":"Common Stock","underlying_shares":956},"source":{"system":"sec-edgar","filing":"0001628280-25-000365","document":"wk-form4_1735942023.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828025000365/wk-form4_1735942023.xml","form_type":"4"}},{"id":1314672,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-01-03T22:07:11.000Z","date":"2025-01-01","kind":"exercise","planned":false,"acquired":false,"shares":1914,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on January 1, 2024. The RSUs cliff vested on January 1, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on January 1, 2024. The RSUs cliff vested on January 1, 2025."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1914},"source":{"system":"sec-edgar","filing":"0001628280-25-000365","document":"wk-form4_1735942023.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828025000365/wk-form4_1735942023.xml","form_type":"4"}},{"id":1314671,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-01-03T22:07:11.000Z","date":"2025-01-01","kind":"exercise","planned":false,"acquired":true,"shares":1914,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":35496,"source":{"system":"sec-edgar","filing":"0001628280-25-000365","document":"wk-form4_1735942023.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828025000365/wk-form4_1735942023.xml","form_type":"4"}},{"id":1692360,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-01-03T23:24:34.000Z","date":"2024-01-01","kind":"grant","planned":false,"acquired":true,"shares":1914,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This award of RSUs was granted on 01/01/2024. The RSUs are scheduled to cliff vest on January 1, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This award of RSUs was granted on 01/01/2024. The RSUs are scheduled to cliff vest on January 1, 2025."}],"balance_after":1914,"derivative":{"underlying":"Common Stock","underlying_shares":1914},"source":{"system":"sec-edgar","filing":"0001628280-24-000303","document":"wk-form4_1704324258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828024000303/wk-form4_1704324258.xml","form_type":"4"}},{"id":1692359,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-01-03T23:24:34.000Z","date":"2024-01-01","kind":"exercise","planned":false,"acquired":false,"shares":6906,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on 01/04/2023. The RSUs cliff vested on January 1, 2024."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on 01/04/2023. The RSUs cliff vested on January 1, 2024."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":6906},"source":{"system":"sec-edgar","filing":"0001628280-24-000303","document":"wk-form4_1704324258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828024000303/wk-form4_1704324258.xml","form_type":"4"}},{"id":1692358,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2024-01-03T23:24:34.000Z","date":"2024-01-01","kind":"exercise","planned":false,"acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 01/01/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 01/01/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"}],"balance_after":6906,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-24-000303","document":"wk-form4_1704324258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828024000303/wk-form4_1704324258.xml","form_type":"4"}},{"id":1692357,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-01-03T23:24:34.000Z","date":"2024-01-01","kind":"exercise","planned":false,"acquired":true,"shares":6906,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":33582,"source":{"system":"sec-edgar","filing":"0001628280-24-000303","document":"wk-form4_1704324258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828024000303/wk-form4_1704324258.xml","form_type":"4"}},{"id":1692356,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-01-03T23:24:34.000Z","date":"2024-01-01","kind":"exercise","planned":false,"acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":26676,"source":{"system":"sec-edgar","filing":"0001628280-24-000303","document":"wk-form4_1704324258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828024000303/wk-form4_1704324258.xml","form_type":"4"}},{"id":1888143,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2023-05-18T19:18:02.000Z","date":"2023-05-16","kind":"grant","planned":false,"acquired":true,"shares":1468.74,"price":119.15,"value":175000.371,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Restricted Stock Units immediately vested on May 16, 2023, for non-employee director services performed for the period May 12, 2021, to May 11, 2022. Restricted Stock Units settle by conversion into Common Stock on a one-for-one basis."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"N/A"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Restricted Stock Units immediately vested on May 16, 2023, for non-employee director services performed for the period May 12, 2021, to May 11, 2022. Restricted Stock Units settle by conversion into Common Stock on a one-for-one basis."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Restricted Stock Units immediately vested on May 16, 2023, for non-employee director services performed for the period May 12, 2021, to May 11, 2022. Restricted Stock Units settle by conversion into Common Stock on a one-for-one basis."}],"balance_after":2888.16,"derivative":{"underlying":"Common Stock","underlying_shares":1468.74},"source":{"system":"sec-edgar","filing":"0001127602-23-016115","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760223016115/form4.xml","form_type":"4"}},{"id":2067578,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-04","kind":"grant","acquired":true,"shares":6906,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This award of RSUs was granted on 01/04/2023. The RSUs are scheduled to cliff vest on January 1, 2024."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"This award of RSUs was granted on 01/04/2023. The RSUs are scheduled to cliff vest on January 1, 2024."}],"balance_after":7973,"derivative":{"underlying":"Common Stock","underlying_shares":6906},"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067577,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":false,"shares":8876,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This award of RSUs was granted on 01/01/2022. The RSUs are scheduled to cliff vest on January 1, 2023."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This award of RSUs was granted on 01/01/2022. The RSUs are scheduled to cliff vest on January 1, 2023."}],"balance_after":1067,"derivative":{"underlying":"Common Stock","underlying_shares":8876},"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067576,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on 01/01/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on 01/01/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"}],"balance_after":9943,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067575,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."}],"balance_after":11010,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067574,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":true,"shares":8876,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":25609,"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067573,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":16733,"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2067572,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-01-04T23:17:42.000Z","date":"2023-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":15666,"source":{"system":"sec-edgar","filing":"0001628280-23-000312","document":"wf-form4_167287423005254.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828023000312/wf-form4_167287423005254.xml","form_type":"4"}},{"id":2271472,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2022-05-16T15:55:40.000Z","date":"2022-05-12","kind":"exercise","acquired":false,"shares":1550.46,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Represents Restricted Stock Units that were granted, and vested, on May 12, 2021, and settled by the issuance of Common Stock on a one-for-one basis on May 12, 2022."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents Restricted Stock Units that were granted, and vested, on May 12, 2021, and settled by the issuance of Common Stock on a one-for-one basis on May 12, 2022."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents Restricted Stock Units that were granted, and vested, on May 12, 2021, and settled by the issuance of Common Stock on a one-for-one basis on May 12, 2022."}],"balance_after":1419.42,"derivative":{"underlying":"Common Stock","underlying_shares":1550.46},"source":{"system":"sec-edgar","filing":"0001127602-22-014572","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760222014572/form4.xml","form_type":"4"}},{"id":2271471,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Common Stock","published_at":"2022-05-16T15:55:40.000Z","date":"2022-05-12","kind":"exercise","acquired":true,"shares":1550.46,"price":122.15,"value":189388.689,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents Restricted Stock Units that were granted, and vested, on May 12, 2021, and settled by the issuance of Common Stock on a one-for-one basis on May 12, 2022."}],"balance_after":5444.76,"source":{"system":"sec-edgar","filing":"0001127602-22-014572","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760222014572/form4.xml","form_type":"4"}},{"id":2273026,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2022-05-13T18:43:31.000Z","date":"2022-05-11","kind":"grant","acquired":true,"shares":1419.42,"price":123.29,"value":175000.2918,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"RSUs will be settled by the issuance of shares of Common Stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Restricted Stock Units scheduled to vest May 9, 2023 (subject to continued service), with immediate vesting in the event of death, disability, or involuntary termination following a change of control."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Restricted Stock Units scheduled to vest May 9, 2023 (subject to continued service), with immediate vesting in the event of death, disability, or involuntary termination following a change of control."}],"balance_after":2969.88,"derivative":{"underlying":"Common Stock","underlying_shares":1419.42},"source":{"system":"sec-edgar","filing":"0001127602-22-014364","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760222014364/form4.xml","form_type":"4"}},{"id":2315311,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-03-29T18:05:47.000Z","date":"2022-03-28","kind":"purchase","acquired":true,"shares":3500,"price":6.8137,"value":23847.95,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.80 to $6.85 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price."}],"balance_after":14599,"source":{"system":"sec-edgar","filing":"0001628280-22-007574","document":"wf-form4_164857713405728.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022007574/wf-form4_164857713405728.xml","form_type":"4"}},{"id":2449155,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"grant","acquired":true,"shares":8876,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This award of RSUs was granted on 01/01/2022. The RSUs are scheduled to cliff vest on January 1, 2023."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"This award of RSUs was granted on 01/01/2022. The RSUs are scheduled to cliff vest on January 1, 2023."}],"balance_after":12077,"derivative":{"underlying":"Common Stock","underlying_shares":8876},"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449154,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":false,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This award of RSUs was granted on 01/1/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This award of RSUs was granted on 01/1/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date"}],"balance_after":3201,"derivative":{"underlying":"Common Stock","underlying_shares":1066},"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449153,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."}],"balance_after":4267,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449152,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."}],"balance_after":5334,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449151,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":true,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":11099,"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449150,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10033,"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2449149,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-01-04T22:52:34.000Z","date":"2022-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":8966,"source":{"system":"sec-edgar","filing":"0001628280-22-000221","document":"wf-form4_164133674171436.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828022000221/wf-form4_164133674171436.xml","form_type":"4"}},{"id":2478932,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-12-09T21:08:34.000Z","date":"2021-12-07","kind":"purchase","acquired":true,"shares":1500,"price":7.5998,"value":11399.7,"ownership":{"direct":true},"balance_after":7899,"source":{"system":"sec-edgar","filing":"0001628280-21-024769","document":"wf-form4_163908410180305.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021024769/wf-form4_163908410180305.xml","form_type":"4"}},{"id":2512167,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2021-11-16T21:52:09.000Z","date":"2021-11-15","kind":"grant","acquired":true,"shares":99.25,"price":125.95,"value":12500.5375,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."}],"balance_after":3046.88,"derivative":{"underlying":"Common Stock","underlying_shares":99.25},"source":{"system":"sec-edgar","filing":"0001127602-21-029345","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221029345/form4.xml","form_type":"4"}},{"id":2601766,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2021-08-17T16:46:45.000Z","date":"2021-08-13","kind":"grant","acquired":true,"shares":107.31,"price":116.48,"value":12499.4688,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."}],"balance_after":2947.63,"derivative":{"underlying":"Common Stock","underlying_shares":107.31},"source":{"system":"sec-edgar","filing":"0001127602-21-023822","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221023822/form4.xml","form_type":"4"}},{"id":2709798,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2021-05-18T20:32:56.000Z","date":"2021-05-14","kind":"grant","acquired":true,"shares":105.02,"price":119.02,"value":12499.4804,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."}],"balance_after":2840.32,"derivative":{"underlying":"Common Stock","underlying_shares":105.02},"source":{"system":"sec-edgar","filing":"0001127602-21-017214","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221017214/form4.xml","form_type":"4"}},{"id":2711794,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2021-05-17T20:50:58.000Z","date":"2021-05-13","kind":"exercise","acquired":false,"shares":2893.52,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted Stock Units convert into Common Stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On May 13, 2020, the reporting person was granted the Restricted Stock Units, which were distributed on May 13, 2021."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On May 13, 2020, the reporting person was granted the Restricted Stock Units, which were distributed on May 13, 2021."}],"balance_after":1550.46,"derivative":{"underlying":"Common Stock","underlying_shares":2893.52},"source":{"system":"sec-edgar","filing":"0001127602-21-017055","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221017055/form4.xml","form_type":"4"}},{"id":2711793,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Common Stock","published_at":"2021-05-17T20:50:58.000Z","date":"2021-05-13","kind":"exercise","acquired":true,"shares":2893.52,"price":116.34,"value":336632.1168,"ownership":{"direct":true},"balance_after":3894.3,"source":{"system":"sec-edgar","filing":"0001127602-21-017055","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221017055/form4.xml","form_type":"4"}},{"id":2713815,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2021-05-14T20:04:59.000Z","date":"2021-05-12","kind":"grant","acquired":true,"shares":1550.46,"price":112.87,"value":175000.4202,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."}],"balance_after":4443.98,"derivative":{"underlying":"Common Stock","underlying_shares":1550.46},"source":{"system":"sec-edgar","filing":"0001127602-21-016800","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221016800/form4.xml","form_type":"4"}},{"id":2861981,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2021-02-17T00:15:30.000Z","date":"2021-02-12","kind":"grant","acquired":true,"shares":118.96,"price":105.08,"value":12500.3168,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":2735.3,"derivative":{"underlying":"Common Stock","underlying_shares":118.96},"source":{"system":"sec-edgar","filing":"0001127602-21-006027","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760221006027/form4.xml","form_type":"4"}},{"id":2920501,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"grant","acquired":true,"shares":3200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"This award of RSUs was granted on 1/1/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued employment through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"This award of RSUs was granted on 1/1/2021. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2022, January 1, 2023 and January 1, 2024, subject to continued employment through the applicable vesting date."}],"balance_after":6401,"derivative":{"underlying":"Common Stock","underlying_shares":3200},"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920500,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":false,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."}],"balance_after":3201,"derivative":{"underlying":"Common Stock","underlying_shares":1066},"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920499,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."}],"balance_after":4267,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920498,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."}],"balance_after":5334,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920497,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":true,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":6399,"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920496,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":5333,"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2920495,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:47:32.000Z","date":"2021-01-01","kind":"exercise","acquired":true,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":4266,"source":{"system":"sec-edgar","filing":"0001628280-21-000075","document":"wf-form4_160988323643043.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000162828021000075/wf-form4_160988323643043.xml","form_type":"4"}},{"id":2979304,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2020-11-17T21:53:27.000Z","date":"2020-11-13","kind":"grant","acquired":true,"shares":287.36,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis following death or separation from service as a director."}],"balance_after":2616.34,"derivative":{"underlying":"Common Stock","underlying_shares":287.36},"source":{"system":"sec-edgar","filing":"0001127602-20-029298","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220029298/form4.xml","form_type":"4"}},{"id":3055439,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2020-08-18T20:04:57.000Z","date":"2020-08-14","kind":"grant","acquired":true,"shares":329.73,"price":75.82,"value":25000.1286,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. Non-Employee Directors Deferred Compensation Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":2328.98,"derivative":{"underlying":"Common Stock","underlying_shares":329.73},"source":{"system":"sec-edgar","filing":"0001127602-20-023783","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220023783/form4.xml","form_type":"4"}},{"id":3144894,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2020-05-19T19:40:51.000Z","date":"2020-05-15","kind":"grant","acquired":true,"shares":405.45,"price":61.66,"value":25000.047,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":1999.25,"derivative":{"underlying":"Common Stock","underlying_shares":405.45},"source":{"system":"sec-edgar","filing":"0001127602-20-017135","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220017135/form4.xml","form_type":"4"}},{"id":3148348,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2020-05-15T17:03:01.000Z","date":"2020-05-13","kind":"grant","acquired":true,"shares":2893.52,"price":60.48,"value":175000.0896,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."}],"balance_after":2893.52,"derivative":{"underlying":"Common Stock","underlying_shares":2893.52},"source":{"system":"sec-edgar","filing":"0001127602-20-016694","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220016694/form4.xml","form_type":"4"}},{"id":3148347,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2020-05-15T17:03:01.000Z","date":"2020-05-08","kind":"exercise","acquired":false,"shares":1000.78,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted Stock Units convert into Common Stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On May 9, 2019, the reporting person was granted the Restricted Stock Units, which vested on May 8, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On May 9, 2019, the reporting person was granted the Restricted Stock Units, which vested on May 8, 2020."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1000.78},"source":{"system":"sec-edgar","filing":"0001127602-20-016694","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220016694/form4.xml","form_type":"4"}},{"id":3148346,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Common Stock","published_at":"2020-05-15T17:03:01.000Z","date":"2020-05-08","kind":"exercise","acquired":true,"shares":1000.78,"price":65.46,"value":65511.0588,"ownership":{"direct":true},"balance_after":1000.78,"source":{"system":"sec-edgar","filing":"0001127602-20-016694","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220016694/form4.xml","form_type":"4"}},{"id":3269730,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2020-02-18T20:17:17.000Z","date":"2020-02-14","kind":"grant","acquired":true,"shares":315.7,"price":79.19,"value":25000.283,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":1593.8,"derivative":{"underlying":"Common Stock","underlying_shares":315.7},"source":{"system":"sec-edgar","filing":"0001127602-20-005979","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760220005979/form4.xml","form_type":"4"}},{"id":3323155,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2020-01-03T22:25:17.000Z","date":"2020-01-01","kind":"grant","acquired":true,"shares":3200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This award of RSUs was granted on 01/01/2020. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2021, January 1, 2022 and January 1, 2023, subject to continued service through the applicable vesting date."}],"balance_after":6401,"derivative":{"underlying":"Common Stock","underlying_shares":3200},"source":{"system":"sec-edgar","filing":"0001104659-20-000987","document":"tm1928451d6_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000110465920000987/tm1928451d6_4.xml","form_type":"4"}},{"id":3323154,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2020-01-03T22:25:17.000Z","date":"2020-01-01","kind":"exercise","acquired":false,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."}],"balance_after":3201,"derivative":{"underlying":"Common Stock","underlying_shares":1066},"source":{"system":"sec-edgar","filing":"0001104659-20-000987","document":"tm1928451d6_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000110465920000987/tm1928451d6_4.xml","form_type":"4"}},{"id":3323153,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2020-01-03T22:25:17.000Z","date":"2020-01-01","kind":"exercise","acquired":false,"shares":1067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."}],"balance_after":4267,"derivative":{"underlying":"Common Stock","underlying_shares":1067},"source":{"system":"sec-edgar","filing":"0001104659-20-000987","document":"tm1928451d6_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000110465920000987/tm1928451d6_4.xml","form_type":"4"}},{"id":3323152,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T22:25:17.000Z","date":"2020-01-01","kind":"exercise","acquired":true,"shares":1066,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."}],"balance_after":3199,"source":{"system":"sec-edgar","filing":"0001104659-20-000987","document":"tm1928451d6_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000110465920000987/tm1928451d6_4.xml","form_type":"4"}},{"id":3323151,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-01-03T22:25:17.000Z","date":"2020-01-01","kind":"exercise","acquired":true,"shares":1067,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."}],"balance_after":2133,"source":{"system":"sec-edgar","filing":"0001104659-20-000987","document":"tm1928451d6_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000110465920000987/tm1928451d6_4.xml","form_type":"4"}},{"id":3369549,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2019-11-18T17:59:23.000Z","date":"2019-11-15","kind":"grant","acquired":true,"shares":312.23,"price":80.07,"value":25000.2561,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":1278.1,"derivative":{"underlying":"Common Stock","underlying_shares":312.23},"source":{"system":"sec-edgar","filing":"0001127602-19-032947","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760219032947/form4.xml","form_type":"4"}},{"id":3437191,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2019-08-16T21:31:04.000Z","date":"2019-08-15","kind":"grant","acquired":true,"shares":378.56,"price":66.04,"value":25000.1024,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a 1 for 1 basis, following termination of services as a Director, the occurence of an unforeseeable emergency or a change in control as defined in the Plan"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a 1 for 1 basis, following termination of services as a Director, the occurence of an unforeseeable emergency or a change in control as defined in the Plan"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock issued under the Arrow Electronics, Inc. 2004 Omnibus Incentive Plan and settled by issuance of Common Stock on a 1 for 1 basis, following termination of services as a Director, the occurence of an unforeseeable emergency or a change in control as defined in the Plan"}],"balance_after":965.87,"derivative":{"underlying":"Common Stock","underlying_shares":378.56},"source":{"system":"sec-edgar","filing":"0001127602-19-026891","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760219026891/form4.xml","form_type":"4"}},{"id":3525419,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2019-05-16T15:55:49.000Z","date":"2019-05-15","kind":"grant","acquired":true,"shares":363.06,"price":68.86,"value":25000.3116,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":587.31,"derivative":{"underlying":"Common Stock","underlying_shares":363.06},"source":{"system":"sec-edgar","filing":"0001127602-19-018673","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760219018673/form4.xml","form_type":"4"}},{"id":3531066,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Restricted Stock Units","published_at":"2019-05-13T20:31:52.000Z","date":"2019-05-09","kind":"grant","acquired":true,"shares":1000.78,"price":70.82,"value":70875.2396,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Restricted Stock Units settled (i) by the issuance of shares of Common Stock on a one-for-one basis following termination of services as a Director, (ii) payment of the fair market value of an equivalent number of shares of common stock following a change of control, or (iii) thirty days after the grantee dies or becomes disabled."}],"balance_after":1000.78,"derivative":{"underlying":"Common Stock","underlying_shares":1000.78},"source":{"system":"sec-edgar","filing":"0001127602-19-018312","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760219018312/form4.xml","form_type":"4"}},{"id":3623194,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2019-03-02T01:51:46.000Z","date":"2019-02-27","kind":"grant","acquired":true,"shares":3200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 02/27/2019. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2020, January 1, 2021 and January 1, 2022, subject to continued service through the applicable vesting date."}],"balance_after":5334,"derivative":{"underlying":"Common Stock","underlying_shares":3200},"source":{"system":"sec-edgar","filing":"0001144204-19-011748","document":"tv515288_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000114420419011748/tv515288_form4.xml","form_type":"4"}},{"id":3653061,"issuer":{"id":3513,"kind":"organization","name":"ARROW ELECTRONICS, INC.","symbol":"ARW"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true}}],"security":"Phantom Stock","published_at":"2019-02-19T17:42:36.000Z","date":"2019-02-15","kind":"grant","acquired":true,"shares":224.25,"price":81.19,"value":18206.8575,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Phantom Stock units issued under the Arrow Electronics, Inc. 2002 Non-Employee Directors Deferred Compensation Plan convert to common stock on a one-for-one basis, following termination of services as a Director, the occurrence of an unforeseeable emergency or a change in control as defined in the Plan."}],"balance_after":224.25,"derivative":{"underlying":"Common Stock","underlying_shares":224.25},"source":{"system":"sec-edgar","filing":"0001127602-19-006576","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/7536/000112760219006576/form4.xml","form_type":"4"}},{"id":3708960,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2019-01-03T22:09:30.000Z","date":"2019-01-01","kind":"exercise","acquired":false,"shares":1066,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This award of RSUs was granted on 06/01/2018. The award is subject to service-based vesting conditions and vests in equal annual installments on each of January 1, 2019, January 1, 2020 and January 1, 2021, subject to continued service through the applicable vesting date."}],"balance_after":2134,"derivative":{"underlying":"Common Stock","underlying_shares":1066},"source":{"system":"sec-edgar","filing":"0001144204-19-000446","document":"tv510352_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000114420419000446/tv510352_form4.xml","form_type":"4"}},{"id":3708959,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2019-01-03T22:09:30.000Z","date":"2019-01-01","kind":"exercise","acquired":true,"shares":1066,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit (\"RSU\") represents a contingent right to receive one share of Limbach Holdings, Inc. (the \"Company\") common stock, exempt under Rule 16b-3."}],"balance_after":1066,"source":{"system":"sec-edgar","filing":"0001144204-19-000446","document":"tv510352_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1606163/000114420419000446/tv510352_form4.xml","form_type":"4"}},{"id":3879618,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-07-02T18:47:34.000Z","date":"2018-06-30","kind":"tax_withholding","acquired":false,"shares":1053,"price":55.66,"value":58609.98,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Shares surrendered for taxes due to vesting on June 30, 2018 (initial grant date 3/14/18)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Total adjusted to include dividend equivalents (DEUs: 13 - 4/13/18) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated 2012 Equity Incentive Plan since the Reporting Person's last report, and shares purchased pursuant to the Granite Construction Incorporated 2009 Employee Stock Purchase Program (the \"Purchase Plan\"), purchases of 42 shares on 5/14/18."}],"balance_after":66810.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-022128","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218022128/form4.xml","form_type":"4"}},{"id":3879617,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-07-02T18:47:34.000Z","date":"2018-06-30","kind":"tax_withholding","acquired":false,"shares":856,"price":55.66,"value":47644.96,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares surrendered for taxes due to vesting on June 30, 2018 (initial grant date 3/14/17)."}],"balance_after":67863.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-022128","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218022128/form4.xml","form_type":"4"}},{"id":3879616,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-07-02T18:47:34.000Z","date":"2018-06-30","kind":"tax_withholding","acquired":false,"shares":850,"price":55.66,"value":47311.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on June 30, 2018 (initial grant date 3/14/16)."}],"balance_after":68719.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-022128","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218022128/form4.xml","form_type":"4"}},{"id":3983469,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-26T21:02:57.000Z","date":"2018-03-24","kind":"tax_withholding","acquired":false,"shares":4169,"price":53.71,"value":223916.99,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 24, 2018."}],"balance_after":69514.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-012783","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218012783/form4.xml","form_type":"4"}},{"id":3993723,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-16T21:16:13.000Z","date":"2018-03-14","kind":"grant","acquired":true,"shares":2117,"price":61.42,"value":130026.14,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Stock units granted pursuant to the Granite Construction Incorporated 2012 Equity Incentive Plan (the \"Plan\").  The stock units vest 100% on June 30, 2018."}],"balance_after":73683.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-011869","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218011869/form4.xml","form_type":"4"}},{"id":3993722,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-16T21:16:13.000Z","date":"2018-03-14","kind":"grant","acquired":true,"shares":11261,"price":35.49,"value":399652.89,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Stock units granted pursuant to the Granite Construction Incorporated 2012 Equity Incentive Plan (the \"Plan\"). The stock units vest 100% ten days after the date of grant."}],"balance_after":71566.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-011869","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218011869/form4.xml","form_type":"4"}},{"id":3993721,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-16T21:16:13.000Z","date":"2018-03-14","kind":"tax_withholding","acquired":false,"shares":298,"price":61.42,"value":18303.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares surrendered for taxes due to vesting on March 14, 2018 (initial grant date 3/14/17)."}],"balance_after":60305.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-011869","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218011869/form4.xml","form_type":"4"}},{"id":3993720,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-16T21:16:13.000Z","date":"2018-03-14","kind":"tax_withholding","acquired":false,"shares":592,"price":61.42,"value":36360.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 14, 2018 (initial grant date 3/14/16)."}],"balance_after":60603.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-011869","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218011869/form4.xml","form_type":"4"}},{"id":3995460,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2018-03-15T22:20:13.000Z","date":"2018-03-13","kind":"tax_withholding","acquired":false,"shares":678,"price":61.71,"value":41839.38,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 13, 2018 (initial grant date 3/13/15)."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Total adjusted to include dividend equivalents (DEUs: 21 - 4/14/17; 22 - 7/15/17; 18 - 10/13/17; 17 - 1/12/18) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated 2012 Equity Incentive Plan since the Reporting Person's last report, and shares purchased pursuant to the Granite Construction Incorporated 2009 Employee Stock Purchase Program (the \"Purchase Plan\"), purchases of 49 shares on 5/12/17 and 39 shares on 11/14/17."}],"balance_after":61195.9022,"source":{"system":"sec-edgar","filing":"0001127602-18-011728","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760218011728/form4.xml","form_type":"4"}},{"id":4371961,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-27T23:34:38.000Z","date":"2017-03-24","kind":"tax_withholding","acquired":false,"shares":6036,"price":46.59,"value":281217.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 24, 2017."}],"balance_after":61707.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-012988","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217012988/form4.xml","form_type":"4"}},{"id":4383279,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-16T16:24:12.000Z","date":"2017-03-14","kind":"grant","acquired":true,"shares":2558,"price":50.82,"value":129997.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"Stock units granted pursuant to the Granite Construction Incorporated 2012 Equity Incentive Plan (the \"Plan\"). The stock units vest in three equal annual installments on the first, second and third anniversaries of the Grant Date."}],"balance_after":67743.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011886","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011886/form4.xml","form_type":"4"}},{"id":4383278,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-16T16:24:12.000Z","date":"2017-03-14","kind":"grant","acquired":true,"shares":14764,"price":34.77,"value":513344.28,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Stock units granted pursuant to the Granite Construction Incorporated 2012 Equity Incentive Plan (the \"Plan\"). The stock units vest 100% ten days after the date of grant."}],"balance_after":65185.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011886","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011886/form4.xml","form_type":"4"}},{"id":4383277,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-16T16:24:12.000Z","date":"2017-03-14","kind":"tax_withholding","acquired":false,"shares":635,"price":50.82,"value":32270.7,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares surrendered for taxes due to vesting on March 14, 2017 (initial grant date 3/14/16)."}],"balance_after":50421.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011886","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011886/form4.xml","form_type":"4"}},{"id":4383276,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-16T16:24:12.000Z","date":"2017-03-14","kind":"tax_withholding","acquired":false,"shares":623,"price":50.82,"value":31660.86,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 14, 2017 (initial grant date 3/14/14)."}],"balance_after":51056.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011886","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011886/form4.xml","form_type":"4"}},{"id":4387376,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-14T22:59:41.000Z","date":"2017-03-14","kind":"sale","acquired":false,"shares":3174,"price":50.11,"value":159049.14,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The number of securities reported represents an aggregate number of shares sold in multiple open market transactions over a range of sales prices. The price reported represents the weighted average price. The Reporting Person undertakes to provide the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares sold at each separate price within the range."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Total adjusted to include 205 dividends (DEUs: 29 - 4/15/16; 31 - 7/15/16; 28 - 10/14/16; 25 - 1/13/17) credited to the Reporting Person under the dividend reinvestment feature of the Granite Construction Incorporated 2012 Equity Incentive Plan since the Reporting Person's last report, and shares purchased pursuant to the Granite Construction Incorporated 2009 Employee Stock Purchase Program (the \"Purchase Plan\"), purchases of 53 shares on 5/13/16 and 38 shares on 11/14/16."}],"balance_after":51679.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011684","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011684/form4.xml","form_type":"4"}},{"id":4387375,"issuer":{"id":3878,"kind":"organization","name":"GRANITE CONSTRUCTION INC"},"owners":[{"id":70313,"kind":"person","name":"Krzeminski Laurel J","position":1,"cik":"0001493187","reported_name":"Krzeminski Laurel J","relationship":{"officer":true,"officer_title":"Executive Vice President & CFO"}}],"security":"Common Stock","published_at":"2017-03-14T22:59:41.000Z","date":"2017-03-13","kind":"tax_withholding","acquired":false,"shares":728,"price":51.19,"value":37266.32,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares surrendered for taxes due to vesting on March 13, 2017 (initial grant date 3/13/15)."}],"balance_after":54853.9022,"source":{"system":"sec-edgar","filing":"0001127602-17-011684","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/861459/000112760217011684/form4.xml","form_type":"4"}}]}