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These shares were sold as part of block trades for multiple security holders of the Issuer at prices ranging from $4.96 to $5.07 inclusive. The Reporting Person undertakes to provide to 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 herein with regard to the block trades."}],"balance_after":38373,"source":{"system":"sec-edgar","filing":"0002081627-26-000013","document":"form4-08112026_060804.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208162726000013/form4-08112026_060804.xml","form_type":"4"}},{"id":690275,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-11T22:10:07.000Z","date":"2026-08-07","kind":"sale","planned":false,"acquired":false,"shares":91,"price":5.0154,"value":456.4014,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units to satisfy tax withholding obligations to be funded by a \"sell to cover\" transaction."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in this line item is a weighted average price. These shares were sold as part of block trades for multiple security holders of the Issuer at prices ranging from $4.96 to $5.07, inclusive. The Reporting Person undertakes to provide to 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 herein with regard to the block trades."}],"balance_after":582398,"source":{"system":"sec-edgar","filing":"0002084812-26-000015","document":"form4-08112026_060803.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208481226000015/form4-08112026_060803.xml","form_type":"4"}},{"id":690274,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24470,"kind":"person","name":"Fang Chen","position":1,"cik":"0002084950","reported_name":"Fang Chen","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class A Common Stock","published_at":"2026-08-11T22:10:05.000Z","date":"2026-08-07","kind":"sale","planned":false,"acquired":false,"shares":234,"price":5.0154,"value":1173.6036,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units to satisfy tax withholding obligations to be funded by a \"sell to cover\" transaction."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in this line item is a weighted average price. These shares were sold as part of block trades for multiple security holders of the Issuer at prices ranging from $4.96 to $5.07, inclusive. The Reporting Person undertakes to provide to 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 herein with regard to the block trades."}],"balance_after":1256924,"source":{"system":"sec-edgar","filing":"0002084950-26-000011","document":"form4-08112026_060801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208495026000011/form4-08112026_060801.xml","form_type":"4"}},{"id":702036,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":28182,"kind":"person","name":"Belshe Michael","position":1,"cik":"0001908561","reported_name":"Belshe Michael","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO, President, CTO"}}],"security":"Class A Common Stock","published_at":"2026-07-28T23:11:17.000Z","date":"2026-07-24","kind":"sale","planned":false,"acquired":false,"shares":38691,"price":4.8887,"value":189148.6917,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a \"sell to cover\" transaction."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in this line item is a weighted average price. These shares were sold as part of block trades for multiple security holders of the Issuer at prices ranging from $4.78 to $5.04, inclusive. The Reporting Person undertakes to provide to 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 herein with regard to the block trades."}],"balance_after":798464,"source":{"system":"sec-edgar","filing":"0001908561-26-000012","document":"form4-07282026_110713.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000012/form4-07282026_110713.xml","form_type":"4"}},{"id":702032,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class A Common Stock","published_at":"2026-07-28T23:10:33.000Z","date":"2026-07-24","kind":"sale","planned":false,"acquired":false,"shares":9021,"price":4.8887,"value":44100.9627,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of restricted stock units. The sales were to satisfy tax withholding obligations to be funded by a \"sell to cover\" transaction."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in this line item is a weighted average price. These shares were sold as part of block trades for multiple security holders of the Issuer at prices ranging from $4.78 to $5.04, inclusive. The Reporting Person undertakes to provide to 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 herein with regard to the block trades."}],"balance_after":582489,"source":{"system":"sec-edgar","filing":"0002084812-26-000013","document":"form4-07282026_110729.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208481226000013/form4-07282026_110729.xml","form_type":"4"}},{"id":702034,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":28181,"kind":"person","name":"Horowitz Jeff Peter","position":1,"cik":"0002083617","reported_name":"Horowitz Jeff Peter","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Compliance Officer"}}],"security":"Phantom Stock Units (Cash-settled Restricted Stock Units)","published_at":"2026-07-28T23:09:46.000Z","date":"2026-07-22","kind":"exercise","planned":false,"acquired":false,"shares":782,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each phantom stock unit (each a \"Unit\") represents the economic equivalent of one share of the Issuer's Class A common stock. On July 24, 2026, certain Units held by the Reporting Person were settled for cash as described in footnotes (2) and (4) to this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each phantom stock unit (each a \"Unit\") represents the economic equivalent of one share of the Issuer's Class A common stock. On July 24, 2026, certain Units held by the Reporting Person were settled for cash as described in footnotes (2) and (4) to this Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The\treported transaction represents the vesting of 782 Units on July 22, 2026, which transaction settled on July 24, 2026.  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On July 24, 2026, certain Units held by the Reporting Person were settled for cash as described in footnotes (2) and (4) to this Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each phantom stock unit (each a \"Unit\") represents the economic equivalent of one share of the Issuer's Class A common stock. On July 24, 2026, certain Units held by the Reporting Person were settled for cash as described in footnotes (2) and (4) to this Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The\treported transaction represents the vesting of 261 Units on July 22, 2026, which transaction settled on July 24, 2026.  The remaining 5,217 Units vest in substantially equal monthly installments through March 1, 2028, subject to the Reporting Person's provision of service to the Issuer on each vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This award does not expire; it either vests or is canceled prior to the vesting date."}],"balance_after":5217,"derivative":{"underlying":"Class A Common Stock","underlying_shares":261},"source":{"system":"sec-edgar","filing":"0002083617-26-000012","document":"form4-07282026_110742.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208361726000012/form4-07282026_110742.xml","form_type":"4"}},{"id":711004,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class A Common Stock","published_at":"2026-07-10T22:14:45.000Z","date":"2026-07-08","kind":"sale","planned":false,"acquired":false,"shares":94,"price":4.9737,"value":467.5278,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The sales were to satisfy tax withholding obligations to be funded by a \"sell to cover\" transaction."}],"balance_after":591510,"source":{"system":"sec-edgar","filing":"0002084812-26-000011","document":"form4-07102026_100741.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208481226000011/form4-07102026_100741.xml","form_type":"4"}},{"id":711003,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Class A Common Stock","published_at":"2026-07-10T22:14:45.000Z","date":"2026-06-11","kind":"sale","planned":false,"acquired":false,"shares":91,"price":5.1189,"value":465.8199,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported on this Form 4 represent shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting and settlement of RSUs. 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automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"These shares are held by The CW Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee."}],"balance_after":910489,"derivative":{"underlying":"Class A Common Stock","underlying_shares":910489},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931931,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":28182,"kind":"person","name":"Belshe Michael","position":1,"cik":"0001908561","reported_name":"Belshe 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automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the 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pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"These shares are held by The AB Non-Grantor GST Exempt Trust under The Belshe/Xu Family 2021 Irrevocable Trust, of which the Reporting Person is Trustee."}],"balance_after":723589,"derivative":{"underlying":"Class A Common Stock","underlying_shares":723589},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931928,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":28182,"kind":"person","name":"Belshe Michael","position":1,"cik":"0001908561","reported_name":"Belshe Michael","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO, President, CTO"}}],"security":"Class B Common Stock","published_at":"2026-01-24T00:41:24.000Z","date":"2025-09-30","kind":"other","planned":false,"acquired":true,"shares":910489,"ownership":{"direct":false,"nature":"By 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automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the 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Equity Exchange Rights Agreement between the Issuer and the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."}],"balance_after":2319070,"derivative":{"underlying":"Class A Common Stock","underlying_shares":1227310},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931926,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, 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described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."}],"balance_after":1091760,"derivative":{"underlying":"Class A Common Stock","underlying_shares":1064405},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931925,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, 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conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."}],"balance_after":27355,"derivative":{"underlying":"Class A Common Stock","underlying_shares":23167},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931924,"issuer":{"id":5106,"kind":"organization","name":"BITGO 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Reporting Person elected to exchange shares of the Issuer's Series B-3 Preferred Stock for shares of the Issuer's Class B Common Stock pursuant to the terms of an Equity Exchange Rights Agreement between the Issuer and the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible into one share of the Issuer's Class A Common Stock at any time, at the election of the holder or automatically upon certain transfers, whether or not for value, or upon the occurrence of certain events or conditions described in the Issuer's Amended and Restated Certificate of Incorporation."}],"balance_after":4188,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4188},"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931923,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":28182,"kind":"person","name":"Belshe Michael","position":1,"cik":"0001908561","reported_name":"Belshe Michael","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":false,"officer_title":"CEO, President, CTO"}}],"security":"Class A Common Stock","published_at":"2026-01-24T00:41:24.000Z","date":"2026-01-21","kind":"tax_withholding","planned":false,"acquired":false,"shares":127613,"price":18,"value":2297034.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction represents the number of shares of Class A Common Stock withheld by the Issuer to satisfy tax withholding liabilities in connection with the net settlement of restricted stock units."}],"balance_after":872387,"source":{"system":"sec-edgar","filing":"0001908561-26-000004","document":"form4-01242026_120120.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000190856126000004/form4-01242026_120120.xml","form_type":"4"}},{"id":931941,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-01-24T00:39:53.000Z","date":"2025-09-25","kind":"exercise","planned":false,"acquired":false,"shares":48000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":".The transaction occurred prior to the Issuer's registration of a class of equity securities under Section 12 of the Exchange Act in connection with the Issuer's initial public offering, and the transaction is reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The options vested as to 25% of the award, from which certain shares have been previously exercised, on September 15, 2023. The remaining 75% of the option will vest in equal monthly installments thereafter until such time as the options are 100% vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date."}],"balance_after":16000,"derivative":{"exercise_price":0.21,"expiration_date":"2032-10-06","underlying":"Class A Common Stock","underlying_shares":48000},"source":{"system":"sec-edgar","filing":"0002084812-26-000005","document":"form4-01242026_120149.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208481226000005/form4-01242026_120149.xml","form_type":"4"}},{"id":931940,"issuer":{"id":5106,"kind":"organization","name":"BITGO HOLDINGS, INC.","symbol":"BTGO"},"owners":[{"id":24472,"kind":"person","name":"Reginelli Edward","position":1,"cik":"0002084812","reported_name":"Reginelli Edward","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO"}}],"security":"Stock Option (Right to Buy)","published_at":"2026-01-24T00:39:53.000Z","date":"2025-09-25","kind":"exercise","planned":false,"acquired":false,"shares":125000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":".The transaction occurred prior to the Issuer's registration of a class of equity securities under Section 12 of the Exchange Act in connection with the Issuer's initial public offering, and the transaction is reported herein pursuant to Rule 16a-2(a)."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The options are fully vested."}],"balance_after":0,"derivative":{"exercise_price":0.21,"expiration_date":"2032-06-29","underlying":"Class A Common Stock","underlying_shares":125000},"source":{"system":"sec-edgar","filing":"0002084812-26-000005","document":"form4-01242026_120149.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1740604/000208481226000005/form4-01242026_120149.xml","form_type":"4"}}],"next_cursor":"2026-01-24T00:39:53.000000Z,931940"}