{"transactions":[{"id":709613,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":false,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":518008,"derivative":{"underlying":"Class A Common Stock","underlying_shares":259005},"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":27,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709612,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":false,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":740067,"derivative":{"underlying":"Class A Common Stock","underlying_shares":370033},"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":26,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709611,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":false,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":940297,"derivative":{"underlying":"Class A Common Stock","underlying_shares":470148},"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709610,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":false,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":483153,"derivative":{"underlying":"Class A Common Stock","underlying_shares":241577},"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":24,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709609,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":false,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":2081182,"derivative":{"underlying":"Class A Common Stock","underlying_shares":1040590},"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709608,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-13","kind":"sale","planned":false,"acquired":false,"shares":3979,"price":83.1,"value":330654.9,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F26","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.81 to $83.33 inclusive. 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F22","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709607,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":6308,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 3"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (13)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F25","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 3."}],"balance_after":96525,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709606,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":34399,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 2"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F20","text":"Represents receipt of shares in the distribution in kind described in footnote (9)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F24","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 2."}],"balance_after":511537,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709605,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":11874,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F23","text":"Represents receipt of shares in the distribution in kind described in footnote (19)."}],"balance_after":125351,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709604,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":3979,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F20","text":"Represents receipt of shares in the distribution in kind described in footnote (9)."},{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (13)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F22","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":3979,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709603,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":94030,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F19","text":"Represents an in-kind distribution by LS SPV without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F18","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709602,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":94030,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F17","text":"Represents receipt of shares in the distribution in kind described in footnote (14)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F18","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":94030,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709601,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F16","text":"Represents an in-kind distribution by Lightspeed SPV I-C without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709600,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F15","text":"Represents an in-kind distribution by Lightspeed SPV I-B without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709599,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F14","text":"Represents an in-kind distribution by Lightspeed SPV I without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709598,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":51215,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F13","text":"Represents an in-kind distribution by LGP Select II without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709597,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":51215,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F11","text":"Represents receipt of shares in the distribution in kind described in footnote (10)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":51215,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709596,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F10","text":"Represents an in-kind distribution by Lightspeed Select II without consideration to its partners (including LGP Select II)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709595,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":271855,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F9","text":"Represents an in-kind distribution by LGP IX without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709594,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":true,"shares":271855,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F7","text":"Represents receipt of shares in the distribution in kind described in footnote (6)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":271855,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709593,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"other","planned":false,"acquired":false,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F6","text":"Represents an in-kind distribution by Lightspeed IX without consideration to its partners (including LGP IX)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709592,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":true,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":259005,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709591,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":true,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":370033,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709590,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":true,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":470148,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709589,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":true,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":241577,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":709588,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-07-14T20:15:09.000Z","date":"2026-07-10","kind":"exercise","planned":false,"acquired":true,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1040590,"source":{"system":"sec-edgar","filing":"0001366050-26-000010","document":"form4-07142026_040701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000010/form4-07142026_040701.xml","form_type":"4"}},{"id":725315,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":false,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":777013,"derivative":{"underlying":"Class A Common Stock","underlying_shares":259005},"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":27,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725314,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":false,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1110100,"derivative":{"underlying":"Class A Common Stock","underlying_shares":370033},"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":26,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725313,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":false,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1410445,"derivative":{"underlying":"Class A Common Stock","underlying_shares":470148},"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725312,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":false,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":724730,"derivative":{"underlying":"Class A Common Stock","underlying_shares":241577},"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":24,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725311,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":false,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F28","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":3121772,"derivative":{"underlying":"Class A Common Stock","underlying_shares":1040590},"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725310,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-26","kind":"sale","planned":false,"acquired":false,"shares":3979,"price":71.49,"value":284458.71,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F26","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.36 to $71.58 inclusive. 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F22","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725309,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":6308,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 3"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (13)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F25","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 3."}],"balance_after":90217,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725308,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":34399,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 2"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F20","text":"Represents receipt of shares in the distribution in kind described in footnote (9)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F24","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 2."}],"balance_after":477138,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725307,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":11874,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F23","text":"Represents receipt of shares in the distribution in kind described in footnote (19)."}],"balance_after":113477,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725306,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":3979,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F20","text":"Represents receipt of shares in the distribution in kind described in footnote (9)."},{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (13)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F22","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":3979,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725305,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":94030,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F19","text":"Represents an in-kind distribution by LS SPV without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F18","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725304,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":94030,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F17","text":"Represents receipt of shares in the distribution in kind described in footnote (14)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F18","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":94030,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725303,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F16","text":"Represents an in-kind distribution by Lightspeed SPV I-C without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725302,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F15","text":"Represents an in-kind distribution by Lightspeed SPV I-B without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725301,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F14","text":"Represents an in-kind distribution by Lightspeed SPV I without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725300,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":51215,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F13","text":"Represents an in-kind distribution by LGP Select II without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725299,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":51215,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F11","text":"Represents receipt of shares in the distribution in kind described in footnote (10)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":51215,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725298,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F10","text":"Represents an in-kind distribution by Lightspeed Select II without consideration to its partners (including LGP Select II)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725297,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":271855,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F9","text":"Represents an in-kind distribution by LGP IX without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725296,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":true,"shares":271855,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F7","text":"Represents receipt of shares in the distribution in kind described in footnote (6)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":271855,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725295,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"other","planned":false,"acquired":false,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F6","text":"Represents an in-kind distribution by Lightspeed IX without consideration to its partners (including LGP IX)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725294,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":true,"shares":259005,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":259005,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725293,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":true,"shares":370033,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":370033,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725292,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":true,"shares":470148,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":470148,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725291,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":true,"shares":241577,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":241577,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":725290,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-26T22:46:26.000Z","date":"2026-06-24","kind":"exercise","planned":false,"acquired":true,"shares":1040590,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1040590,"source":{"system":"sec-edgar","filing":"0001366050-26-000008","document":"form4-06262026_100622.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000008/form4-06262026_100622.xml","form_type":"4"}},{"id":747606,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-06-05T22:58:32.000Z","date":"2026-06-03","kind":"grant","planned":false,"acquired":true,"shares":3709,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the grant of restricted stock units (\"RSUs\") that will vest over a one-year period, in four (4) successive equal quarterly installments on each of September 15, 2026, December 15, 2026, March 15, 2027 and June 15, 2027, subject to the reporting person's continuous service with the Issuer on each such vest date."}],"balance_after":101603,"source":{"system":"sec-edgar","filing":"0001366050-26-000006","document":"form4-06052026_100628.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000006/form4-06052026_100628.xml","form_type":"4"}},{"id":937026,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-01-17T01:00:19.000Z","date":"2026-01-15","kind":"grant","planned":false,"acquired":true,"shares":220,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the grant of restricted stock units that are fully vested as of the date of grant."}],"balance_after":97894,"source":{"system":"sec-edgar","filing":"0001366050-26-000004","document":"form4-01162026_080115.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000004/form4-01162026_080115.xml","form_type":"4"}},{"id":937028,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-01-17T00:00:26.000Z","date":"2025-12-12","kind":"sale","planned":false,"acquired":false,"shares":1600,"price":85.99,"value":137584.0,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-26-000002","document":"form4a-01172026_120122.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000002/form4a-01172026_120122.xml","form_type":"4/A","original_submission_date":"2025-12-15"}},{"id":937027,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2026-01-17T00:00:26.000Z","date":"2025-12-12","kind":"sale","planned":false,"acquired":false,"shares":3707,"price":84.96,"value":314946.72,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.60 to $85.31 inclusive. The Reporting Person undertakes 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1600,"source":{"system":"sec-edgar","filing":"0001366050-26-000002","document":"form4a-01172026_120122.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605026000002/form4a-01172026_120122.xml","form_type":"4/A","original_submission_date":"2025-12-15"}},{"id":969056,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":101659,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners X, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares are held by Lightspeed Venture Partners X, L.P. (\"Lightspeed X\"). Lightspeed General Partner X, L.P. (\"LGP X\") is the general partner of Lightspeed X. Lightspeed Ultimate General Partner X, Ltd. (\"LUGP X\") is the general partner of LGP X. The Reporting Person is a director of LUGP X and shares voting and dispositive power with respect to the shares held by Lightspeed X. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":101659},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":30,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969055,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":345340,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1036018,"derivative":{"underlying":"Class A Common Stock","underlying_shares":345340},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":29,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969054,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":493378,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1480133,"derivative":{"underlying":"Class A Common Stock","underlying_shares":493378},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":28,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969053,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":626864,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1880593,"derivative":{"underlying":"Class A Common Stock","underlying_shares":626864},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":27,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969052,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":322103,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":966307,"derivative":{"underlying":"Class A Common Stock","underlying_shares":322103},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":26,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969051,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":false,"shares":1387454,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F30","text":"Each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon the sale or transfer of such share of Class B Common Stock, subject to certain exceptions, and in certain other circumstances described in the Issuer's amended and restated certificate of incorporation. Each share of Class B Common Stock is also convertible at any time at the option of the holder into one share of Class A Common Stock."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":4162362,"derivative":{"underlying":"Class A Common Stock","underlying_shares":1387454},"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969050,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-12","kind":"sale","planned":false,"acquired":false,"shares":4001,"price":85.5,"value":342085.5,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners X, L.P."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F28","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.04 to $85.99 inclusive. The Reporting Person undertakes 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares are held by Lightspeed Venture Partners X, L.P. (\"Lightspeed X\"). Lightspeed General Partner X, L.P. (\"LGP X\") is the general partner of Lightspeed X. Lightspeed Ultimate General Partner X, Ltd. (\"LUGP X\") is the general partner of LGP X. The Reporting Person is a director of LUGP X and shares voting and dispositive power with respect to the shares held by Lightspeed X. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969049,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-12","kind":"sale","planned":false,"acquired":false,"shares":97658,"price":81.67,"value":7975728.86,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners X, L.P."},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F27","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.275 to $82.19 inclusive. The Reporting Person undertakes 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 within the range set forth in this footnote."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares are held by Lightspeed Venture Partners X, L.P. (\"Lightspeed X\"). Lightspeed General Partner X, L.P. (\"LGP X\") is the general partner of Lightspeed X. Lightspeed Ultimate General Partner X, Ltd. (\"LUGP X\") is the general partner of LGP X. The Reporting Person is a director of LUGP X and shares voting and dispositive power with respect to the shares held by Lightspeed X. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":4001,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":22,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969048,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":8410,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 3"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F22","text":"Represents receipt of shares in the distribution in kind described in footnote (14)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F26","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 3."}],"balance_after":83909,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969047,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":45865,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Mhatre Investments LP - Fund 2"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (10)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F25","text":"The Reporting Person serves as trustee of the general partner of Mhatre Investments LP - Fund 2."}],"balance_after":442739,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969046,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":15832,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F24","text":"Represents receipt of shares in the distribution in kind described in footnote (20)."}],"balance_after":97674,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969045,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":5307,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Management Company, L.L.C."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F21","text":"Represents receipt of shares in the distribution in kind described in footnote (10)."},{"field":"kind","element":"transactionCoding","label":"F22","text":"Represents receipt of shares in the distribution in kind described in footnote (14)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F23","text":"Shares are held by Lightspeed Management Company, L.L.C. (\"LMC\"). The Reporting Person is a managing member of LMC and shares voting and dispositive power with respect to the shares held by LMC. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":5307,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969044,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":125373,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F20","text":"Represents an in-kind distribution by LS SPV without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F19","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969043,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":125373,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By LS SPV Management, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F18","text":"Represents receipt of shares in the distribution in kind described in footnote (15)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F19","text":"Shares are held by LS SPV. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by LS SPV. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":125373,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969042,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":345340,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F17","text":"Represents an in-kind distribution by Lightspeed SPV I-C without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969041,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":493378,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F16","text":"Represents an in-kind distribution by Lightspeed SPV I-B without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969040,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":626864,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F15","text":"Represents an in-kind distribution by Lightspeed SPV I without consideration to its members."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969039,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":68285,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F14","text":"Represents an in-kind distribution by LGP Select II without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969038,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":68285,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F12","text":"Represents receipt of shares in the distribution in kind described in footnote (11)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Shares are held by LGP Select II. LUGP Select II is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by LGP Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":68285,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969037,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":322103,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F11","text":"Represents an in-kind distribution by Lightspeed Select II without consideration to its partners (including LGP Select II)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969036,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":362473,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F10","text":"Represents an in-kind distribution by LGP IX without consideration to its partners."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969035,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":true,"shares":362473,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed General Partner IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F8","text":"Represents receipt of shares in the distribution in kind described in footnote (7)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Shares are held by LGP IX. LUGP IX is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by LGP IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":362473,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969034,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"other","planned":false,"acquired":false,"shares":1387454,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F7","text":"Represents an in-kind distribution by Lightspeed IX without consideration to its partners (including LGP IX)."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969033,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":101659,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners X, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"Shares are held by Lightspeed Venture Partners X, L.P. (\"Lightspeed X\"). Lightspeed General Partner X, L.P. (\"LGP X\") is the general partner of Lightspeed X. Lightspeed Ultimate General Partner X, Ltd. (\"LUGP X\") is the general partner of LGP X. The Reporting Person is a director of LUGP X and shares voting and dispositive power with respect to the shares held by Lightspeed X. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":101659,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969032,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":345340,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-C, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Shares are held by Lightspeed SPV I-C, LLC (\"Lightspeed SPV I-C\"). LS SPV is the manager of Lightspeed SPV I-C. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-C. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":345340,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969031,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":493378,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I-B, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Shares are held by Lightspeed SPV I-B, LLC (\"Lightspeed SPV I-B\"). LS SPV is the manager of Lightspeed SPV I-B. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I-B. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":493378,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969030,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":626864,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed SPV I, LLC"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Shares are held by Lightspeed SPV I, LLC (\"Lightspeed SPV I\"). LS SPV Management, LLC (\"LS SPV\") is the manager of Lightspeed SPV I. The Reporting Person is a managing member of LS SPV and shares voting and dispositive power with respect to the shares held by Lightspeed SPV I. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":626864,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969029,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":322103,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners Select II, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Shares are held by Lightspeed Venture Partners Select II, L.P. (\"Lightspeed Select II\"). Lightspeed General Partner Select II, L.P. (\"LGP Select II\") is the general partner of Lightspeed Select II. Lightspeed Ultimate General Partner Select II, Ltd. (\"LUGP Select II\") is the general partner of LGP Select II. The Reporting Person is a director of LUGP Select II and shares voting and dispositive power with respect to the shares held by Lightspeed Select II. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":322103,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":969028,"issuer":{"id":2594,"kind":"organization","name":"Rubrik, Inc.","symbol":"RBRK"},"owners":[{"id":30508,"kind":"person","name":"Mhatre Ravi","position":1,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-12-16T01:46:54.000Z","date":"2025-12-11","kind":"exercise","planned":false,"acquired":true,"shares":1387454,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Lightspeed Venture Partners IX, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Shares are held by Lightspeed Venture Partners IX, L.P. (\"Lightspeed IX\"). Lightspeed General Partner IX, L.P. (\"LGP IX\") is the general partner of Lightspeed IX. Lightspeed Ultimate General Partner IX, Ltd. (\"LUGP IX\") is the general partner of LGP IX. The Reporting Person is a director of LUGP IX and shares voting and dispositive power with respect to the shares held by Lightspeed IX. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein."}],"balance_after":1387454,"source":{"system":"sec-edgar","filing":"0001366050-25-000005","document":"form4-12162025_011249.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1366050/000136605025000005/form4-12162025_011249.xml","form_type":"4"}},{"id":1035114,"issuer":{"id":3824,"kind":"organization","name":"Netskope Inc","symbol":"NTSK"},"owners":[{"id":31313,"kind":"organization","name":"Lightspeed SPV II, LLC","position":1,"cik":"0001756164","reported_name":"Lightspeed SPV II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":31314,"kind":"organization","name":"Lightspeed SPV II-B, LLC","position":2,"cik":"0001804081","reported_name":"Lightspeed SPV II-B, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":31315,"kind":"organization","name":"LS SPV Management, LLC","position":3,"cik":"0001978139","reported_name":"LS SPV Management, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":75076,"kind":"person","name":"Eggers Barry","position":4,"cik":"0001366048","reported_name":"Eggers Barry","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":30508,"kind":"person","name":"Mhatre Ravi","position":5,"cik":"0001366050","reported_name":"Mhatre Ravi","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":75077,"kind":"person","name":"Nieh Peter","position":6,"cik":"0001366051","reported_name":"Nieh Peter","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class B Common Stock","published_at":"2025-09-23T00:22:07.000Z","date":"2025-09-19","kind":"other","planned":false,"acquired":true,"shares":500,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F17","text":"Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was reclassified into one share of Class B Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the \"IPO\")."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was reclassified into one share of Class B Common Stock immediately prior to the completion of the Issuer's initial public offering of Class A Common Stock (the \"IPO\")."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F17","text":"Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the holder."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F18","text":"The shares of Class B Common Stock automatically convert to shares of Class A common stock on a 1:1 basis on or prior to September 19, 2035 as set forth in the Issuer's amended and restated certificate of incorporation."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F16","text":"The shares are held of record by LSS Fund II, LLC, or LSS Fund II. Lightspeed Scout Management, LLC, or Lightspeed Scout Mgmt, is the manager of LSS Fund II. Messrs. Eggers, Mhatre and Nieh, the managing members of Lightspeed Scout Mgmt, share voting and investment power with respect to the shares held of record by LSS Fund II. Each of Lightspeed Scout Mgmt and Messrs. 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