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The sale satisfies the tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary trade by the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 7,650 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9284,"source":{"system":"sec-edgar","filing":"0001562180-20-000429","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218020000429/primarydocument.xml","form_type":"4"}},{"id":3391797,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-10-17T22:26:14.000Z","date":"2019-10-16","kind":"sale","acquired":false,"shares":11383,"price":15.647,"value":178109.801,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $15.37 to $16.12, inclusive."}],"balance_after":79396,"source":{"system":"sec-edgar","filing":"0001562180-19-005181","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019005181/primarydocument.xml","form_type":"4"}},{"id":3391796,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-10-17T22:26:14.000Z","date":"2019-10-16","kind":"sale","acquired":false,"shares":222,"price":15.821,"value":3512.262,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale satisfies the tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary trade by the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 8,287 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9545,"source":{"system":"sec-edgar","filing":"0001562180-19-005181","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019005181/primarydocument.xml","form_type":"4"}},{"id":3391795,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-10-17T22:26:14.000Z","date":"2019-10-15","kind":"sale","acquired":false,"shares":10936,"price":16.2969,"value":178222.8984,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $16.1100 to $16.7031, inclusive."}],"balance_after":90779,"source":{"system":"sec-edgar","filing":"0001562180-19-005181","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019005181/primarydocument.xml","form_type":"4"}},{"id":3431128,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-22T20:41:02.000Z","date":"2019-08-21","kind":"sale","acquired":false,"shares":5138,"price":20.1265,"value":103409.957,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $20.00 to $20.24, inclusive."}],"balance_after":101715,"source":{"system":"sec-edgar","filing":"0001562180-19-004441","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004441/primarydocument.xml","form_type":"4"}},{"id":3431127,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-22T20:41:02.000Z","date":"2019-08-20","kind":"sale","acquired":false,"shares":4462,"price":20.0117,"value":89292.2054,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $20.00 to $20.07, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in these footnotes."}],"balance_after":106853,"source":{"system":"sec-edgar","filing":"0001562180-19-004441","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004441/primarydocument.xml","form_type":"4"}},{"id":3434451,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-19T20:09:26.000Z","date":"2019-08-16","kind":"sale","acquired":false,"shares":400,"price":20,"value":8000.0,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."}],"balance_after":111315,"source":{"system":"sec-edgar","filing":"0001562180-19-004346","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004346/primarydocument.xml","form_type":"4"}},{"id":3434450,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-19T20:09:26.000Z","date":"2019-08-15","kind":"sale","acquired":false,"shares":10133,"price":18.3936,"value":186382.3488,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $18.11 to $18.67, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."}],"balance_after":111715,"source":{"system":"sec-edgar","filing":"0001562180-19-004346","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004346/primarydocument.xml","form_type":"4"}},{"id":3443529,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-08T17:40:45.000Z","date":"2019-08-06","kind":"sale","acquired":false,"shares":649,"price":17.07,"value":11078.43,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."}],"balance_after":121848,"source":{"system":"sec-edgar","filing":"0001562180-19-004207","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004207/primarydocument.xml","form_type":"4"}},{"id":3449137,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-08-03T00:17:57.000Z","date":"2019-08-02","kind":"sale","acquired":false,"shares":376,"price":17.81,"value":6696.56,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 8,925 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9391,"source":{"system":"sec-edgar","filing":"0001562180-19-004154","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004154/primarydocument.xml","form_type":"4"}},{"id":3458573,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-19T18:04:49.000Z","date":"2019-07-18","kind":"sale","acquired":false,"shares":10000,"price":20.0147,"value":200147.0,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $20.00 to $20.14, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":122873,"source":{"system":"sec-edgar","filing":"0001562180-19-004001","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004001/primarydocument.xml","form_type":"4"}},{"id":3458572,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-19T18:04:49.000Z","date":"2019-07-18","kind":"sale","acquired":false,"shares":217,"price":20,"value":4340.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale satisfies the tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary trade by the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 8,925 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9767,"source":{"system":"sec-edgar","filing":"0001562180-19-004001","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019004001/primarydocument.xml","form_type":"4"}},{"id":3459865,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-17T22:15:51.000Z","date":"2019-07-15","kind":"sale","acquired":false,"shares":10133,"price":19.6121,"value":198729.4093,"ownership":{"direct":false,"nature":"by Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $18.89 to $19.93, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":132873,"source":{"system":"sec-edgar","filing":"0001562180-19-003981","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003981/primarydocument.xml","form_type":"4"}},{"id":3464146,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-10T18:18:03.000Z","date":"2019-07-08","kind":"sale","acquired":false,"shares":648,"price":19.01,"value":12318.48,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":143006,"source":{"system":"sec-edgar","filing":"0001562180-19-003911","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003911/primarydocument.xml","form_type":"4"}},{"id":3471134,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-02T21:14:44.000Z","date":"2019-07-02","kind":"sale","acquired":false,"shares":376,"price":20.14,"value":7572.64,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":143654,"source":{"system":"sec-edgar","filing":"0001562180-19-003788","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003788/primarydocument.xml","form_type":"4"}},{"id":3471133,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-07-02T21:14:44.000Z","date":"2019-06-28","kind":"sale","acquired":false,"shares":30000,"price":20.0001,"value":600003.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $20.00 to $20.015, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":144030,"source":{"system":"sec-edgar","filing":"0001562180-19-003788","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003788/primarydocument.xml","form_type":"4"}},{"id":3484178,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-06-19T21:34:53.000Z","date":"2019-06-18","kind":"sale","acquired":false,"shares":4433,"price":17.656,"value":78269.048,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted-average price.  The shares were sold in multiple transactions ranging from $17.55 to $17.90, inclusive."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":174030,"source":{"system":"sec-edgar","filing":"0001562180-19-003594","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003594/primarydocument.xml","form_type":"4"}},{"id":3484177,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-06-19T21:34:53.000Z","date":"2019-06-17","kind":"sale","acquired":false,"shares":5700,"price":17.414,"value":99259.8,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $17.22 to $17.60, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in these footnotes."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":178463,"source":{"system":"sec-edgar","filing":"0001562180-19-003594","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003594/primarydocument.xml","form_type":"4"}},{"id":3495736,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-06-10T20:51:42.000Z","date":"2019-06-06","kind":"sale","acquired":false,"shares":648,"price":17.19,"value":11139.12,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 9,562 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":8960,"source":{"system":"sec-edgar","filing":"0001562180-19-003442","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003442/primarydocument.xml","form_type":"4"}},{"id":3500436,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-06-05T20:24:27.000Z","date":"2019-06-03","kind":"sale","acquired":false,"shares":376,"price":16.62,"value":6249.12,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 9,562 shares issuable on settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9608,"source":{"system":"sec-edgar","filing":"0001562180-19-003340","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019003340/primarydocument.xml","form_type":"4"}},{"id":3520804,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-05-17T19:48:18.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":10133,"price":16.0539,"value":162674.1687,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in column 4 is a weighted-average price. The shares were sold in multiple transactions ranging from $15.60 to $16.39, inclusive. The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":185187,"source":{"system":"sec-edgar","filing":"0001562180-19-002941","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019002941/primarydocument.xml","form_type":"4"}},{"id":3537983,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-05-06T22:09:00.000Z","date":"2019-05-06","kind":"sale","acquired":false,"shares":648,"price":16.93,"value":10970.64,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":195320,"source":{"system":"sec-edgar","filing":"0001562180-19-002641","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019002641/primarydocument.xml","form_type":"4"}},{"id":3537982,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-05-06T22:09:00.000Z","date":"2019-05-02","kind":"sale","acquired":false,"shares":376,"price":16.57,"value":6230.32,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares held by The Yerby Family Trust Dated May 22, 2007"}],"balance_after":195968,"source":{"system":"sec-edgar","filing":"0001562180-19-002641","document":"primarydocument.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000156218019002641/primarydocument.xml","form_type":"4"}},{"id":3553791,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-04-17T23:55:38.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":10133,"price":16.9458,"value":171711.7914,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The sale reported on this Form 4 was effected pursuant to a 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in column 4 is a weighted-average price.  The shares were sold in multiple transactions ranging from $16.55 to $17.40, inclusive.  The Reporting Person undertakes to provide the Issuer, any securityholder 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares held by The Yerby Family Trust Dated May 22, 2007."}],"balance_after":196344,"source":{"system":"sec-edgar","filing":"0001209191-19-025173","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000120919119025173/doc4.xml","form_type":"4"}},{"id":3553790,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-04-17T23:55:38.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":216,"price":16.59,"value":3583.44,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units.  The sale satisfies the tax withholding obligations to be funded by a \"sell to cover\" transaction and does not represent a discretionary trade by the Reporting Person."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 9,562 shares issuable on settlement of restricted stock units granted to the Reporting Person.  Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock."}],"balance_after":9984,"source":{"system":"sec-edgar","filing":"0001209191-19-025173","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000120919119025173/doc4.xml","form_type":"4"}},{"id":3692955,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Stock Option (right to buy)","published_at":"2019-01-17T23:46:11.000Z","date":"2019-01-15","kind":"grant","acquired":true,"shares":22100,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The shares subject to the option vest in equal monthly installments over four years commencing on January 15, 2019, subject to Reporting Person's continued service through each relevant vesting date."}],"balance_after":22100,"derivative":{"exercise_price":22,"expiration_date":"2029-01-15","underlying":"Common Stock","underlying_shares":22100},"source":{"system":"sec-edgar","filing":"0001209191-19-004393","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000120919119004393/doc4.xml","form_type":"4"}},{"id":3692954,"issuer":{"id":2501,"kind":"organization","name":"SI-BONE, Inc.","symbol":"SIBN"},"owners":[{"id":152310,"kind":"person","name":"Yerby Scott A","position":1,"cik":"0001754756","reported_name":"Yerby Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Common Stock","published_at":"2019-01-17T23:46:11.000Z","date":"2019-01-15","kind":"grant","acquired":true,"shares":10200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Reflects shares issuable on settlement of restricted stock units granted to the Reporting Person.  Each restricted stock unit represents a contingent right to receive one shares of the Issuer's common stock.  The shares subject to the restricted stock unit vest in equal quarterly installments over four years commencing on January 15, 2019, subject to the Reporting Person's continued service through each relevant vesting date."}],"balance_after":108182,"source":{"system":"sec-edgar","filing":"0001209191-19-004393","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1459839/000120919119004393/doc4.xml","form_type":"4"}}]}