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(SCP MF),Sylebra Capital Parc Master Fund (PARC MF), Sylebra Capital Menlo Master Fund (MENLO MF), and other advisory clients. SCP MF, PARC MF, MENLO MF and other advisory clients are referred to collectively as the Affiliated Investment Entities. Sylebra Capital Management (Sylebra Cayman) is the investment manager and parent of Sylebra HK. Sylebra Cayman owns 100% of the shares of Sylebra HK, and Daniel Patrick Gibson (Gibson) owns 100% of the Class A shares of Sylebra Cayman and 100% of the membership interests of Sylebra US. Gibson is a founder and Chief Investment Officer of Sylebra Cayman. In such capacities, Sylebra HK, Sylebra US, Sylebra Cayman and Gibson may be deemed to share voting and dispositive power over the securities of the Issuer held by the Affiliated Investment Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are held by the Affiliated Investment Entities. Sylebra HK, Sylebra US, Sylebra Cayman, and Gibson disclaim beneficial ownership of these securities, and this report shall not be deemed an admission that Sylebra HK, Sylebra US, Sylebra Cayman, and Gibson are the beneficial owners of such securities, except to the extent of their pecuniary interest, if any, therein."}],"balance_after":13781823,"source":{"system":"sec-edgar","filing":"0002003074-25-000011","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1023731/000200307425000011/primary_doc.xml","form_type":"4"}},{"id":1112313,"issuer":{"id":6065,"kind":"organization","name":"8X8 INC /DE/","symbol":"EGHT"},"owners":[{"id":33011,"kind":"person","name":"SYLEBRA CAPITAL LLC","position":1,"cik":"0002003074","reported_name":"SYLEBRA CAPITAL LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":43263,"kind":"person","name":"Gibson Daniel Patrick","position":2,"cik":"0001745725","reported_name":"Gibson Daniel Patrick","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-06-13T13:38:17.000Z","date":"2025-06-11","kind":"sale","planned":false,"acquired":false,"shares":200000,"price":1.84,"value":368000.0,"ownership":{"direct":false,"nature":"See Footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Sylebra Capital Limited (Sylebra HK) and Sylebra Capital LLC (Sylebra US) are the investment sub-advisers to Sylebra Capital Partners Master Fund, Ltd. (SCP MF),Sylebra Capital Parc Master Fund (PARC MF), Sylebra Capital Menlo Master Fund (MENLO MF), and other advisory clients. SCP MF, PARC MF, MENLO MF and other advisory clients are referred to collectively as the Affiliated Investment Entities. Sylebra Capital Management (Sylebra Cayman) is the investment manager and parent of Sylebra HK. Sylebra Cayman owns 100% of the shares of Sylebra HK, and Daniel Patrick Gibson (Gibson) owns 100% of the Class A shares of Sylebra Cayman and 100% of the membership interests of Sylebra US. Gibson is a founder and Chief Investment Officer of Sylebra Cayman. In such capacities, Sylebra HK, Sylebra US, Sylebra Cayman and Gibson may be deemed to share voting and dispositive power over the securities of the Issuer held by the Affiliated Investment Entities."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are held by the Affiliated Investment Entities. Sylebra HK, Sylebra US, Sylebra Cayman, and Gibson disclaim beneficial ownership of these securities, and this report shall not be deemed an admission that Sylebra HK, Sylebra US, Sylebra Cayman, and Gibson are the beneficial owners of such securities, except to the extent of their pecuniary interest, if any, therein."}],"balance_after":13885649,"source":{"system":"sec-edgar","filing":"0002003074-25-000011","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1023731/000200307425000011/primary_doc.xml","form_type":"4"}},{"id":1116817,"issuer":{"id":6065,"kind":"organization","name":"8X8 INC /DE/","symbol":"EGHT"},"owners":[{"id":37832,"kind":"person","name":"Wilson Samuel C.","position":1,"cik":"0001814487","reported_name":"Wilson Samuel C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Common Stock","published_at":"2025-06-10T20:10:07.000Z","date":"2025-06-06","kind":"grant","planned":false,"acquired":true,"shares":614517,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the grant of a restricted stock award. 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Each restricted stock unit represents a contingent right to receive one share of EGHT common stock."}],"balance_after":812525,"source":{"system":"sec-edgar","filing":"0001915510-25-000008","document":"wk-form4_1749586019.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1023731/000191551025000008/wk-form4_1749586019.xml","form_type":"4"}},{"id":1116813,"issuer":{"id":6065,"kind":"organization","name":"8X8 INC /DE/","symbol":"EGHT"},"owners":[{"id":25181,"kind":"person","name":"Kraus Kevin","position":1,"cik":"0001956914","reported_name":"Kraus Kevin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2025-06-10T20:05:19.000Z","date":"2025-06-06","kind":"grant","planned":false,"acquired":true,"shares":251250,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the grant of a restricted stock award. The RSUs shall vest with respect to one-third (33.3%) of the total number of underlying shares on the first anniversary of the Vesting Commencement Date of June 6, 2025, then eight and one-third percent (8.3375%) vesting each quarter thereafter, over a period of eight (8) quarters, subject to the participant's continued employment or other association with the Company. Each restricted stock unit represents a contingent right to receive one share of EGHT common stock."}],"balance_after":734362,"source":{"system":"sec-edgar","filing":"0001956914-25-000009","document":"wk-form4_1749585912.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1023731/000195691425000009/wk-form4_1749585912.xml","form_type":"4"}},{"id":1116812,"issuer":{"id":6065,"kind":"organization","name":"8X8 INC /DE/","symbol":"EGHT"},"owners":[{"id":37834,"kind":"person","name":"Denny Laurence","position":1,"cik":"0001956959","reported_name":"Denny Laurence","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2025-06-10T20:03:20.000Z","date":"2025-06-06","kind":"grant","planned":false,"acquired":true,"shares":174200,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the grant of a restricted stock award. 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