{"transactions":[{"id":3022399,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2020-09-25T16:43:08.000Z","date":"2020-09-25","kind":"sale","acquired":false,"shares":54655,"price":7.8674,"value":429992.747,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. is a manager of 1347 Investors with share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Mr. Swets may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Mr. Swets serves on the Board of Directors of the Issuer. Mr. Swets holds 16,399 shares of common stock of the Issuer, and Mr. Swets holds 6,401 restricted stock units granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001628280-20-013918","document":"wf-form4_160106657040576.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000162828020013918/wf-form4_160106657040576.xml","form_type":"4"}},{"id":3022966,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2020-09-24T16:26:54.000Z","date":"2020-09-23","kind":"sale","acquired":false,"shares":115,"price":8.5,"value":977.5,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. is a manager of 1347 Investors with share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Mr. Swets may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Mr. Swets serves on the Board of Directors of the Issuer. Mr. Swets holds 16,399 shares of common stock of the Issuer, and Mr. Swets holds 6,401 restricted stock units granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."}],"balance_after":54655,"source":{"system":"sec-edgar","filing":"0001628280-20-013890","document":"wf-form4_160097919995946.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000162828020013890/wf-form4_160097919995946.xml","form_type":"4"}},{"id":3022965,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2020-09-24T16:26:54.000Z","date":"2020-09-22","kind":"sale","acquired":false,"shares":7000,"price":8.7168,"value":61017.6,"ownership":{"direct":true},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. is a manager of 1347 Investors with share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Mr. Swets may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Mr. Swets serves on the Board of Directors of the Issuer. Mr. Swets holds 16,399 shares of common stock of the Issuer, and Mr. Swets holds 6,401 restricted stock units granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."}],"balance_after":54770,"source":{"system":"sec-edgar","filing":"0001628280-20-013890","document":"wf-form4_160097919995946.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000162828020013890/wf-form4_160097919995946.xml","form_type":"4"}},{"id":3364247,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"$15 Exercise Price Sponsor Warrant","published_at":"2019-11-20T17:06:58.000Z","date":"2019-11-19","kind":"other","acquired":false,"shares":500000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each $15 Exercise Price Sponsor Warrant is exercisable to purchase one share of common stock at an exercise price of $15.00 per share, subject to adjustment as described under the heading \"Description of Securities--$15 Exercise Price Sponsor Warrants\" in the Issuer's registration statement on Form S-1 (File No. 333-195695)."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents a distribution of Common Stock and $15 Exercise Price Sponsor Warrants to certain members of 1347 Investors pursuant to a Distribution and Redemption Agreement, dated September 30, 2019. The distribution was completed on November 19, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,080 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":0,"derivative":{"exercise_price":15,"exercise_date":"2016-08-19","expiration_date":"2023-07-20","underlying":"Common Stock","underlying_shares":500000},"source":{"system":"sec-edgar","filing":"0001104659-19-065925","document":"tm1923452d1_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000110465919065925/tm1923452d1_4.xml","form_type":"4"}},{"id":3364246,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-11-20T17:06:58.000Z","date":"2019-11-19","kind":"other","acquired":false,"shares":1236344,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents a distribution of Common Stock and $15 Exercise Price Sponsor Warrants to certain members of 1347 Investors pursuant to a Distribution and Redemption Agreement, dated September 30, 2019. The distribution was completed on November 19, 2019."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,080 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":61770,"source":{"system":"sec-edgar","filing":"0001104659-19-065925","document":"tm1923452d1_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000110465919065925/tm1923452d1_4.xml","form_type":"4"}},{"id":3498916,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"$11.50 Exercise Price Warrants","published_at":"2019-06-06T15:44:26.000Z","date":"2019-06-04","kind":"other","acquired":false,"shares":43667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Each $11.50 Exercise Price Warrant is exercisable to purchase one-half of one share of common stock at an exercise price of $11.50 per whole share, subject to adjustment as described under the heading \"Description of Securities--Warrants included as part of units\" in the Issuer's registration statement on Form S-1 (File No. 333-195695)."},{"field":"kind","element":"transactionCoding","label":"F5","text":"Represents a transfer of $11.50 Exercise Price Warrants pursuant to a Loan and Security Agreement, dated July 18, 2016, between 1347 Investors and American Service Insurance Company, Inc. (\"ASIC\").  1347 Investors previously transferred 122,500 of the $11.50 Exercise Price Warrants to ASIC (as reported on a Form 4 filed on July 13, 2018)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer.  Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,080 shares of common stock for the accounts of individual investors.  CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":154333,"derivative":{"exercise_price":11.5,"exercise_date":"2016-08-19","expiration_date":"2021-07-20","underlying":"Common Stock","underlying_shares":21833},"source":{"system":"sec-edgar","filing":"0001144204-19-030088","document":"tv523217_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419030088/tv523217_form4.xml","form_type":"4"}},{"id":3507568,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-30T20:33:12.000Z","date":"2019-05-30","kind":"sale","acquired":false,"shares":200000,"price":9.001,"value":1800200.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.00 and $9.26 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1298114,"source":{"system":"sec-edgar","filing":"0001144204-19-029014","document":"tv522795_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419029014/tv522795_4.xml","form_type":"4"}},{"id":3510371,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-28T18:47:51.000Z","date":"2019-05-28","kind":"sale","acquired":false,"shares":194440,"price":10.0961,"value":1963085.684,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.00 and $10.30 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1498114,"source":{"system":"sec-edgar","filing":"0001144204-19-028490","document":"tv522590_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419028490/tv522590_form4.xml","form_type":"4"}},{"id":3510370,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-28T18:47:51.000Z","date":"2019-05-24","kind":"sale","acquired":false,"shares":34146,"price":10.1056,"value":345065.8176,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.00 and $10.25 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1692554,"source":{"system":"sec-edgar","filing":"0001144204-19-028490","document":"tv522590_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419028490/tv522590_form4.xml","form_type":"4"}},{"id":3510369,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-28T18:47:51.000Z","date":"2019-05-23","kind":"sale","acquired":false,"shares":71030,"price":10.0245,"value":712040.235,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.0050 and $10.0597 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1726700,"source":{"system":"sec-edgar","filing":"0001144204-19-028490","document":"tv522590_form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419028490/tv522590_form4.xml","form_type":"4"}},{"id":3515394,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-22T19:58:06.000Z","date":"2019-05-22","kind":"sale","acquired":false,"shares":70443,"price":10.4698,"value":737524.1214,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.20 and $10.75 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1797730,"source":{"system":"sec-edgar","filing":"0001144204-19-027786","document":"tv522296_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419027786/tv522296_4.xml","form_type":"4"}},{"id":3515393,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-22T19:58:06.000Z","date":"2019-05-21","kind":"sale","acquired":false,"shares":450342,"price":10.6237,"value":4784298.3054,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $10.50 and $11.175 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":1868173,"source":{"system":"sec-edgar","filing":"0001144204-19-027786","document":"tv522296_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419027786/tv522296_4.xml","form_type":"4"}},{"id":3515392,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30752,"kind":"person","name":"Cerminara Kyle","position":3,"cik":"0001619991","reported_name":"Cerminara Kyle","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, $0.0001 par value","published_at":"2019-05-22T19:58:06.000Z","date":"2019-05-20","kind":"sale","acquired":false,"shares":25000,"price":11.11,"value":277750.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $11.00 and $11.2456 per share. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. and D. Kyle Cerminara are each a manager of 1347 Investors and share voting and dispositive control over the securities held by 1347 Investors. Accordingly, Messrs. Swets and Cerminara may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F5","text":"Messrs. Swets and Cerminara each serve on the Board of Directors of the Issuer. Mr. Swets holds 13,198 shares of common stock of the Issuer, and Messrs. Swets and Cerminara hold 6,402 and 3,200 restricted stock units, respectively, granted by the Issuer. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock upon vesting."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F6","text":"In addition, CWA Asset Management Group, LLC, of which 50% is owned by Fundamental Global Investors, LLC, holds 7,580 shares of common stock for the accounts of individual investors. CWA, in its role as investment advisor for customer accounts, Fundamental Global Investors, LLC, as a 50% owner of CWA, and Mr. Cerminara, as manager of CWA, may each be deemed to beneficially own the number of shares held in CWA's customer accounts. Each of Fundamental Global Investors, LLC and Mr. Cerminara expressly disclaims such beneficial ownership."}],"balance_after":2318515,"source":{"system":"sec-edgar","filing":"0001144204-19-027786","document":"tv522296_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420419027786/tv522296_4.xml","form_type":"4"}},{"id":3868013,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Public Warrants (right to buy)","published_at":"2018-07-13T20:59:58.000Z","date":"2018-06-05","kind":"other","acquired":false,"shares":122500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Public Warrant is exercisable to purchase one-half of one share of common stock at $11.50 per whole share, subject to adjustment as described under the heading \"Description of Securities--Warrants included as part of units\" in the Issuer's registration statement on Form S-1 (File No. 333-195695)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents transfers of Public Warrants pursuant to certain loan and security agreements, dated July 18, 2016, which required 1347 Investors LLC (\"1347 Investors\") to transfer to the lenders thereunder a number of Public Warrants that 1347 Investors purchased in the open market contemporaneously with the execution of the loan and security agreements on July 18, 2016 for a purchase price of $0.25 per warrant (as reported previously on a Form 4)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The securities are held directly by 1347 Investors. Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":0,"derivative":{"exercise_price":11.5,"exercise_date":"2016-08-19","expiration_date":"2021-07-20","underlying":"Common Stock","underlying_shares":61250},"source":{"system":"sec-edgar","filing":"0001144204-18-038397","document":"tv498579_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420418038397/tv498579_4.xml","form_type":"4"}},{"id":3868012,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Public Warrants (right to buy)","published_at":"2018-07-13T20:59:58.000Z","date":"2018-02-21","kind":"other","acquired":false,"shares":26667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Public Warrant is exercisable to purchase one-half of one share of common stock at $11.50 per whole share, subject to adjustment as described under the heading \"Description of Securities--Warrants included as part of units\" in the Issuer's registration statement on Form S-1 (File No. 333-195695)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents transfers of Public Warrants pursuant to certain loan and security agreements, dated July 18, 2016, which required 1347 Investors LLC (\"1347 Investors\") to transfer to the lenders thereunder a number of Public Warrants that 1347 Investors purchased in the open market contemporaneously with the execution of the loan and security agreements on July 18, 2016 for a purchase price of $0.25 per warrant (as reported previously on a Form 4)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The securities are held directly by 1347 Investors. Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":122500,"derivative":{"exercise_price":11.5,"exercise_date":"2016-08-19","expiration_date":"2021-07-20","underlying":"Common Stock","underlying_shares":13334},"source":{"system":"sec-edgar","filing":"0001144204-18-038397","document":"tv498579_4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420418038397/tv498579_4.xml","form_type":"4"}},{"id":4097881,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Preferred Stock","published_at":"2018-01-17T17:46:27.000Z","date":"2018-01-12","kind":"disposition_to_issuer","acquired":false,"shares":280000,"price":32.5,"value":9100000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class A Preferred Stock may be converted (at the holder's election) into 2.00 shares of the Issuer's common stock (as may be adjusted for any stock splits, reverse stock splits or similar transactions), representing a conversion price of $12.50 per share of the Issuer's common stock; provided, that such conversion is in compliance with the Issuer's listing requirements with NASDAQ, if its shares are listed at such time."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On January 12, 2018, the Issuer provided 1347 Investors LLC (\"1347 Investors\") with a written notice to exercise Issuer's option (under the Preferred Stock Repurchase Agreement, dated as of July 14, 2017, between 1347 Investors and the Issuer) pursuant to which the Issuer purchased from 1347 Investors 280,000 shares of Class A Preferred Stock for $9,100,000 (consisting of 130% of the liquidation value on the $25.00 per share price of each Class A Preferred Stock)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The Issuer would have been required to redeem all outstanding shares of Class A Preferred Stock by July 20, 2022 (the six-year anniversary of the date of issuance)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors. Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":0,"derivative":{"exercise_price":12.5,"exercise_date":"2016-07-20","underlying":"Common Stock","underlying_shares":560000},"source":{"system":"sec-edgar","filing":"0001144204-18-002498","document":"tv483511_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420418002498/tv483511_form4.xml","form_type":"4"}},{"id":4136489,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":1,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":146442,"kind":"person","name":"1347 Investors LLC","position":2,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2017-12-11T21:01:39.000Z","date":"2017-12-07","kind":"sale","acquired":false,"shares":500000,"price":12.8511,"value":6425550.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"The securities are held directly by 1347 Investors LLC (\"1347 Investors\"). Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":2343515,"source":{"system":"sec-edgar","filing":"0001144204-17-063224","document":"tv481199_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420417063224/tv481199_4.xml","form_type":"4"}},{"id":4252610,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Preferred Stock","published_at":"2017-07-24T16:03:53.000Z","date":"2017-07-14","kind":"disposition_to_issuer","acquired":false,"shares":120000,"price":34.1,"value":4092000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class A Preferred Stock may be converted (at the holder's election) into 2.00 shares of common stock (as may be adjusted for any stock splits, reverse stock splits or similar transactions), representing a conversion price of $12.50 per share of common stock; provided, that such conversion is in compliance with the Issuer's listing requirements with NASDAQ, if its shares are listed at such time."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On July 14, 2017, the Issuer entered into an agreement with 1347 Investors LLC (\"1347 Investors\") pursuant to which (a) the Issuer purchased from 1347 Investors 120,000 shares of Class A Preferred Stock for $4,092,153 (consisting of 130% of the liquidation value of $25.00, plus 130% of accrued but unpaid dividends, less certain transaction fees), (b) for a period of six months, the Issuer will have the right to repurchase all or a portion of the remaining 280,000 shares of Class A Preferred Stock owned by 1347 Investors for a purchase price equal to 130% of the liquidation value per share plus 130% of any and all accrued but unpaid dividends thereon and (c) 1347 Investors will not, with respect to the 509,500 shares of common stock held in escrow pursuant to its current lock-up arrangement that is to expire on July 20, 2017, sell or otherwise transfer such shares during the period from such expiration to October 20, 2017."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Class A Preferred Stock does not have an expiration date."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F4","text":"The securities are held directly by 1347 Investors. Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":280000,"derivative":{"exercise_price":12.5,"exercise_date":"2016-07-20","underlying":"Common Stock","underlying_shares":240000},"source":{"system":"sec-edgar","filing":"0001144204-17-037845","document":"v471343_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420417037845/v471343_form4.xml","form_type":"4"}},{"id":4520622,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":35234,"kind":"person","name":"SWETS LARRY G JR","position":2,"cik":"0001409891","reported_name":"SWETS LARRY G JR","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Public Warrants","published_at":"2016-12-15T14:32:05.000Z","date":"2016-09-02","kind":"other","acquired":false,"shares":247833,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each Public Warrant is exercisable to purchase one-half of one share of common stock at $11.50 per whole share, subject to adjustment as described under the heading \"Description of Securities--Warrants included as part of units\" in the Issuer's registration statement on Form S-1 (File No. 333-195695)."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents transfers of Public Warrants pursuant to certain loan and security agreements, dated July 18, 2016, which required 1347 Investors LLC, a Delaware limited liability company (\"1347 Investors\"), to transfer to the lenders thereunder, for $0, a specified number of Public Warrants which 1347 Investors purchased contemporaneously with the execution of the loan and security agreements on July 18, 2016 for a purchase price of $0.25 per warrant (as reported previously on a Form 4)."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"The securities are held directly by 1347 Investors. Larry G. Swets, Jr. is a manager of 1347 Investors and shares voting and dispositive control over the securities held by 1347 Investors. Accordingly, Larry G. Swets, Jr. may be deemed to share beneficial ownership over the securities held directly by 1347 Investors. Each of the Reporting Persons disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein, and this Report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 or for any other purpose."}],"balance_after":149167,"derivative":{"exercise_price":11.5,"exercise_date":"2016-08-19","expiration_date":"2021-07-20","underlying":"Common Stock","underlying_shares":123916},"source":{"system":"sec-edgar","filing":"0001144204-16-139699","document":"v455042_form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416139699/v455042_form4.xml","form_type":"4"}},{"id":4584432,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2016-10-05T21:49:49.000Z","date":"2016-07-19","kind":"sale","acquired":false,"shares":18000,"price":8.33,"value":149940.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This form amends a Form 4 previously filed by the Reporting Person on July 21, 2016 to correct the number of shares that should have been reported on such date by increasing the number of shares disposed by 3,000. Such shares were included in error on the Reporting Person's Form 4 filed on August 4, 2016 in the description of the disposition of shares therein."}],"balance_after":2563314,"source":{"system":"sec-edgar","filing":"0001144204-16-127110","document":"v450136_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127110/v450136_4a.xml","form_type":"4/A","original_submission_date":"2016-07-21"}},{"id":4584431,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Private Warrants","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-23","kind":"purchase","acquired":true,"shares":18000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The reported securities will become exercisable on the later of (i) 30 days after the completion of the Issuer's initial business combination, and (ii) 12 months from the closing of the Issuer's initial public offering, provided in each case that the Issuer has an effective registration statement under the Securities Act of 1933, as amended, covering the shares of common stock issuable upon exercise of the reported securities and a current prospectus relating to them is available (or the Issuer permits holders to exercise the reported securities on a cashless basis under the circumstances specified in the warrant agreement between the Issuer and Continental Stock Transfer & Trust Company)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The reported securities expire five years after the date on which they first became exercisable, at 5:00 p.m., New York time, or earlier upon redemption or liquidation."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":198000,"derivative":{"exercise_price":11.5,"underlying":"Common Stock","underlying_shares":9000},"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584430,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Private Rights","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-23","kind":"purchase","acquired":true,"shares":18000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The reported securities represent the right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The Issuer has until 18 months from the closing of its initial public offering (or 24 months from the closing of its initial public offering if the Issuer has executed a letter of intent or definitive agreement for an initial business combination within 18 months from the closing of the Issuer's initial public offering but has not completed the initial business combination within such 18-month period) to consummate its initial business combination. In the event that the Issuer is unable to consummate its initial business combination within such time period, the reported securities will expire and will be worthless."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":198000,"derivative":{"exercise_price":11.5,"underlying":"Common Stock","underlying_shares":1800},"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584429,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"$15 Exercise Price Sponsor Warrants","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-21","kind":"purchase","acquired":true,"shares":600000,"price":0.5,"value":300000.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"The reported securities will become exercisable on the later of (i) 30 days after the completion of the Issuer's initial business combination, and (ii) 12 months from the closing of the Issuer's initial public offering, provided in each case that the Issuer has an effective registration statement under the Securities Act of 1933, as amended, covering the shares of common stock issuable upon exercise of the reported securities and a current prospectus relating to them is available."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F7","text":"The reported securities expire seven years after the date on which they first became exercisable, at 5:00 p.m., New York time, or earlier upon redemption or liquidation."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":600000,"derivative":{"exercise_price":15,"underlying":"Common Stock","underlying_shares":600000},"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584428,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Private Warrants","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-21","kind":"purchase","acquired":true,"shares":180000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The reported securities will become exercisable on the later of (i) 30 days after the completion of the Issuer's initial business combination, and (ii) 12 months from the closing of the Issuer's initial public offering, provided in each case that the Issuer has an effective registration statement under the Securities Act of 1933, as amended, covering the shares of common stock issuable upon exercise of the reported securities and a current prospectus relating to them is available (or the Issuer permits holders to exercise the reported securities on a cashless basis under the circumstances specified in the warrant agreement between the Issuer and Continental Stock Transfer & Trust Company)."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The reported securities expire five years after the date on which they first became exercisable, at 5:00 p.m., New York time, or earlier upon redemption or liquidation."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":180000,"derivative":{"exercise_price":11.5,"underlying":"Common Stock","underlying_shares":90000},"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584427,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Private Rights","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-21","kind":"purchase","acquired":true,"shares":180000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The reported securities represent the right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The Issuer has until 18 months from the closing of its initial public offering (or 24 months from the closing of its initial public offering if the Issuer has executed a letter of intent or definitive agreement for an initial business combination within 18 months from the closing of the Issuer's initial public offering but has not completed the initial business combination within such 18-month period) to consummate its initial business combination. In the event that the Issuer is unable to consummate its initial business combination within such time period, the reported securities will expire and will be worthless."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":180000,"derivative":{"exercise_price":11.5,"underlying":"Common Stock","underlying_shares":18000},"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584426,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-23","kind":"purchase","acquired":true,"shares":18000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":1348000,"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}},{"id":4584425,"issuer":{"id":5430,"kind":"organization","name":"Limbach Holdings, Inc.","symbol":"LMB"},"owners":[{"id":146442,"kind":"person","name":"1347 Investors LLC","position":1,"cik":"0001612411","reported_name":"1347 Investors LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":181789,"kind":"person","name":"1347 Capital LLC","position":2,"cik":"0001612412","reported_name":"1347 Capital LLC","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}}],"security":"Common Stock","published_at":"2016-10-05T21:48:49.000Z","date":"2014-07-21","kind":"purchase","acquired":true,"shares":180000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The reported securities are included in Private Units purchased from the Issuer in a private placement. The Private Units were purchased at a price of $10.00 per Private Unit. Each Private Unit consists of one share of the Issuer's common stock, one right to receive one-tenth (1/10) of a share of the Issuer's common stock automatically on the consummation of an initial business combination by the Issuer, and one warrant to purchase one-half of one share of the Issuer's common stock."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F8","text":"The reported securities are held directly by 1347 Investors LLC and indirectly by 1347 Capital LLC, which is the manager of 1347 Investors LLC."}],"balance_after":1330000,"source":{"system":"sec-edgar","filing":"0001144204-16-127109","document":"v450133_4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1612411/000114420416127109/v450133_4a.xml","form_type":"4/A","original_submission_date":"2014-07-23"}}]}