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The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price."}],"balance_after":183864,"source":{"system":"sec-edgar","filing":"0001415889-22-003126","document":"form4-03172022_010317.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000141588922003126/form4-03172022_010317.xml","form_type":"4"}},{"id":2478639,"issuer":{"id":1700,"kind":"organization","name":"Information Services Group Inc.","symbol":"III"},"owners":[{"id":71632,"kind":"person","name":"Pfau Bruce","position":1,"cik":"0001781412","reported_name":"Pfau Bruce","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Shares of Common Stock","published_at":"2021-12-09T21:36:43.000Z","date":"2021-12-07","kind":"grant","acquired":true,"shares":15605,"price":8.01,"value":124996.05,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 07, 2021 (or earlier in the event of a change of control of ISG or such director's death or disability)."}],"balance_after":139839,"source":{"system":"sec-edgar","filing":"0001415889-21-005805","document":"form4-12092021_011231.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000141588921005805/form4-12092021_011231.xml","form_type":"4"}},{"id":2949853,"issuer":{"id":1700,"kind":"organization","name":"Information Services Group Inc.","symbol":"III"},"owners":[{"id":71632,"kind":"person","name":"Pfau Bruce","position":1,"cik":"0001781412","reported_name":"Pfau Bruce","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Shares of Common Stock","published_at":"2020-12-10T22:00:07.000Z","date":"2020-12-08","kind":"grant","acquired":true,"shares":34921,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 08, 2020 (or earlier in the event of a change of control of ISG or such director's death or disability)."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 08, 2020 (or earlier in the event of a change of control of ISG or such director's death or disability)."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 08, 2020 (or earlier in the event of a change of control of ISG or such director's death or disability)."}],"balance_after":124234,"source":{"system":"sec-edgar","filing":"0001104659-20-134261","document":"tm2038242d3_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000110465920134261/tm2038242d3_4.xml","form_type":"4"}},{"id":3146878,"issuer":{"id":1700,"kind":"organization","name":"Information Services Group Inc.","symbol":"III"},"owners":[{"id":71632,"kind":"person","name":"Pfau Bruce","position":1,"cik":"0001781412","reported_name":"Pfau Bruce","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Shares of Common Stock","published_at":"2020-05-15T20:11:35.000Z","date":"2020-05-14","kind":"purchase","acquired":true,"shares":10000,"price":2.0718,"value":20718.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Price reflected is the weighted-average purchase price for shares purchased. The range of purchase prices for the transactions reported was $2.0488 - $2.0949 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Price reflected is the weighted-average purchase price for shares purchased. The range of purchase prices for the transactions reported was $2.0488 - $2.0949 per share. The reporting person undertakes to provide, upon request by the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares purchased at each separate price."}],"balance_after":89313,"source":{"system":"sec-edgar","filing":"0001104659-20-062610","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000110465920062610/a4.xml","form_type":"4"}},{"id":3343448,"issuer":{"id":1700,"kind":"organization","name":"Information Services Group Inc.","symbol":"III"},"owners":[{"id":71632,"kind":"person","name":"Pfau Bruce","position":1,"cik":"0001781412","reported_name":"Pfau Bruce","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Shares of Common Stock","published_at":"2019-12-12T23:06:38.000Z","date":"2019-12-10","kind":"grant","acquired":true,"shares":49107,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 10, 2019 (or earlier in the event of a change of control of ISG or such director's death or disability)."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 10, 2019 (or earlier in the event of a change of control of ISG or such director's death or disability)."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of December 10, 2019 (or earlier in the event of a change of control of ISG or such director's death or disability)."}],"balance_after":79313,"source":{"system":"sec-edgar","filing":"0001104659-19-072285","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000110465919072285/a4.xml","form_type":"4"}},{"id":3470502,"issuer":{"id":1700,"kind":"organization","name":"Information Services Group Inc.","symbol":"III"},"owners":[{"id":71632,"kind":"person","name":"Pfau Bruce","position":1,"cik":"0001781412","reported_name":"Pfau Bruce","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Shares of Common Stock","published_at":"2019-07-02T21:12:02.000Z","date":"2019-07-01","kind":"grant","acquired":true,"shares":17460,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of July 1, 2019 (or earlier in the event of a change of control of ISG or such director's death or disability)."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Grant of restricted stock units which vest in 3 equal installments on each of the first, second and third anniversaries of July 1, 2019 (or earlier in the event of a change of control of ISG or such director's death or disability)."}],"balance_after":30206,"source":{"system":"sec-edgar","filing":"0001104659-19-039073","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1371489/000110465919039073/a4.xml","form_type":"4"}}]}