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These shares were sold in multiple transactions at prices ranging from $175.73 to $176.15. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":7563,"source":{"system":"sec-edgar","filing":"0001514416-20-000193","document":"wf-form4_160167053962905.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000193/wf-form4_160167053962905.xml","form_type":"4"}},{"id":3015517,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-10-02T20:29:12.000Z","date":"2020-10-01","kind":"sale","acquired":false,"shares":400,"price":174.7625,"value":69905.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.57 to $175.16. The reporting person undertakes to provide Bandwidth Inc. 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One half of the Restricted Stock Units vest in four equal quarterly installments beginning on March 31, 2020. The remaining Restricted Stock Units vest in three equal annual installments beginning on January 2, 2022."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On January 2, 2020, the Reporting Person was granted 9,794 Restricted Stock Units. One half of the Restricted Stock Units vest in four equal quarterly installments beginning on March 31, 2020. 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These shares were sold in multiple transactions at prices ranging from $128.86 to $129.63. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":6298,"source":{"system":"sec-edgar","filing":"0001514416-20-000156","document":"wf-form4_159320185332851.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000156/wf-form4_159320185332851.xml","form_type":"4"}},{"id":3098282,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-26T20:04:31.000Z","date":"2020-06-25","kind":"sale","acquired":false,"shares":1499,"price":128.3989,"value":192469.9511,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $127.86 to $128.84. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":8467,"source":{"system":"sec-edgar","filing":"0001514416-20-000156","document":"wf-form4_159320185332851.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000156/wf-form4_159320185332851.xml","form_type":"4"}},{"id":3098281,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-26T20:04:31.000Z","date":"2020-06-25","kind":"sale","acquired":false,"shares":600,"price":126.6368,"value":75982.08,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $126.32 to $127.13. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":9966,"source":{"system":"sec-edgar","filing":"0001514416-20-000156","document":"wf-form4_159320185332851.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000156/wf-form4_159320185332851.xml","form_type":"4"}},{"id":3098280,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-26T20:04:31.000Z","date":"2020-06-25","kind":"sale","acquired":false,"shares":399,"price":125.3104,"value":49998.8496,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $125.15 to $125.47. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":10566,"source":{"system":"sec-edgar","filing":"0001514416-20-000156","document":"wf-form4_159320185332851.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000156/wf-form4_159320185332851.xml","form_type":"4"}},{"id":3098279,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-06-26T20:04:31.000Z","date":"2020-06-25","kind":"sale","acquired":false,"shares":401,"price":124.2574,"value":49827.2174,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $124.08 to $125.00. The reporting person undertakes to provide Bandwidth Inc. (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 sold at each separate price within the range set forth in this footnote."}],"balance_after":10965,"source":{"system":"sec-edgar","filing":"0001514416-20-000156","document":"wf-form4_159320185332851.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000156/wf-form4_159320185332851.xml","form_type":"4"}},{"id":3156033,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Stock option (right to buy)","published_at":"2020-05-08T20:03:55.000Z","date":"2020-05-07","kind":"exercise","acquired":false,"shares":10415,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The stock option is currently exercisable."}],"balance_after":0,"derivative":{"exercise_price":9.16,"expiration_date":"2024-06-03","underlying":"Class A Common Stock","underlying_shares":10415},"source":{"system":"sec-edgar","filing":"0001514416-20-000123","document":"wf-form4_158896821727000.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000123/wf-form4_158896821727000.xml","form_type":"4"}},{"id":3156032,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-08T20:03:55.000Z","date":"2020-05-07","kind":"sale","acquired":false,"shares":1700,"price":106.0741,"value":180325.97,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.965 to $106.20. The reporting person undertakes to provide 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 sold at each separate price within the range set forth in this footnote."}],"balance_after":11366,"source":{"system":"sec-edgar","filing":"0001514416-20-000123","document":"wf-form4_158896821727000.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1514416/000151441620000123/wf-form4_158896821727000.xml","form_type":"4"}},{"id":3156031,"issuer":{"id":350,"kind":"organization","name":"Bandwidth Inc.","symbol":"BAND"},"owners":[{"id":136625,"kind":"person","name":"Hoffman Jeffrey A.","position":1,"cik":"0001721896","reported_name":"Hoffman Jeffrey A.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2020-05-08T20:03:55.000Z","date":"2020-05-07","kind":"sale","acquired":false,"shares":8715,"price":105.5254,"value":919653.861,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.95 to $105.905. The reporting person undertakes to provide Bandwidth Inc. 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