{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-063983","form_type":"8-K","ticker":"TSLX","cik":"0001508655","company_name":"Sixth Street Specialty Lending, Inc.","filed_at":"2026-02-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.267757+00:00","generated_at":"2026-05-16T01:07:58.604454+00:00","sec_items":["5.02","7.01","8.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Joshua Easterly to retire as Chairman and Co-CIO; Bo Stanley named Co-CIO of Adviser","bullets":["Joshua Easterly not seeking re-election at May 21, 2026 Annual Meeting; will retire from Sixth Street effective June 30, 2026.","Bo Stanley named Co-Chief Investment Officer of the Adviser; Easterly steps down as Co-CIO as of June 30, 2026.","Investment team continues under Stanley, Co-Head Michael Griffin, and Co-Founding Partner Alan Waxman; no disagreement cited.","Easterly will continue as Chairman of the Board until the Annual Meeting; Board to appoint successor Chairman.","Internal letter from CEO Stanley expresses confidence in platform and team."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-063983","json":"https://secwatch.observer/filing/0001193125-26-063983.json","markdown":"https://secwatch.observer/filing/0001193125-26-063983.md","text":"https://secwatch.observer/filing/0001193125-26-063983.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1508655/000119312526063983/0001193125-26-063983-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1508655/000119312526063983/d53156d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T01:07:58.604454+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}