# Elon Musk CEO roles entity: /record/elon-musk.md predicate: ceo_of page: /record/elon-musk/ceo_of as_of: 2026-11-08 cite: AsOf. "Elon Musk ceo of: SpaceX", as of 2002-05-01. Claim clm_620199055F27, https://asof.is/claim/clm_620199055F27, accessed 2026-11-08. Source: https://www.sec.gov/Archives/edgar/data/1181412/000162828026036936/spaceexplorationtechnologi.htm. As of November 8, 2026, the AsOf record says Elon Musk is CEO of SpaceX (since May 1, 2002) and Tesla (since October 1, 2008), from a primary source (sec.gov) and one further source (craft.co); it also holds 1 earlier term, Twitter, Inc. (2022 to 2023). 4 claims on Elon Musk's CEO roles, 3 open and 1 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted. ## Current CEO roles What the record asserts on 2026-11-08. - [Elon Musk](/record/elon-musk.md) | ceo_of | [SpaceX](/record/spacex.md) | valid 2002-05-01 to present | conf 0.95 | valid | [clm_620199055F27](/claim/clm_620199055F27.md) sources: https://craft.co/spacex/executives, https://www.wikidata.org/wiki/Q193701, https://www.sec.gov/Archives/edgar/data/1181412/000162828026036936/spaceexplorationtechnologi.htm - [Elon Musk](/record/elon-musk.md) | ceo_of | [Tesla](/record/tesla.md) | valid 2008-10-01 to present | conf 0.80 | valid | [clm_FFFA3D1133D8](/claim/clm_FFFA3D1133D8.md) sources: https://www.unifygtm.com/insights/executives/tesla-ceo, https://www.sec.gov/Archives/edgar/data/0001318605/000110465926116700/tm267596-1_def14a.htm, https://www.wikidata.org/wiki/Q478214, https://www.sec.gov/Archives/edgar/data/1318605/000119312511092509/ddef14a.htm ## Every dated value One claim per line, oldest first. Superseded claims stay visible. - [Elon Musk](/record/elon-musk.md) | ceo_of | [SpaceX](/record/spacex.md) | valid 2002-05-01 to present | conf 0.95 | valid | [clm_620199055F27](/claim/clm_620199055F27.md) sources: https://craft.co/spacex/executives, https://www.wikidata.org/wiki/Q193701, https://www.sec.gov/Archives/edgar/data/1181412/000162828026036936/spaceexplorationtechnologi.htm - [Elon Musk](/record/elon-musk.md) | ceo_of | [Tesla](/record/tesla.md) | valid 2008-10-01 to present | conf 0.80 | valid | [clm_FFFA3D1133D8](/claim/clm_FFFA3D1133D8.md) sources: https://www.unifygtm.com/insights/executives/tesla-ceo, https://www.sec.gov/Archives/edgar/data/0001318605/000110465926116700/tm267596-1_def14a.htm, https://www.wikidata.org/wiki/Q478214, https://www.sec.gov/Archives/edgar/data/1318605/000119312511092509/ddef14a.htm - [Elon Musk](/record/elon-musk.md) | ceo_of | [Twitter, Inc.](/record/twitter-inc.md) | valid 2022-10-27 to 2023-06-05 | conf 0.90 | superseded | [clm_622CA71B334D](/claim/clm_622CA71B334D.md) sources: https://www.theguardian.com/technology/2022/oct/31/twitter-layoffs-elon-musk-takeover, https://www.wikidata.org/wiki/Q1390577, https://www.reuters.com/technology/elon-musk-says-he-will-be-twitter-ceo-2022-10-31/, https://www.cnn.com/2023/06/05/tech/linda-yaccarino-twitter-ceo-elon-musk - [Elon Musk](/record/elon-musk.md) | ceo_of | [xAI](/record/xai.md) | valid 2023-01-01 to present | conf 0.60 | unverified | [clm_A7C4E3120637](/claim/clm_A7C4E3120637.md) sources: https://www.revenuememo.com/p/who-owns-xai ## Questions this record answers ### What is Elon Musk CEO of? SpaceX, since May 1, 2002 and Tesla, since October 1, 2008, as the record asserts on November 8, 2026, from a primary source (sec.gov) and one further source (craft.co). ### Where was Elon Musk CEO before? Twitter, Inc. (October 27, 2022 to June 5, 2023), each a closed claim on the record with its sources. ### When did Elon Musk's CEO roles last change? The latest value on the record is xAI, dated January 1, 2023; before it the record holds Twitter, Inc., dated October 27, 2022 and closed on June 5, 2023. ### What was Elon Musk's CEO roles before xAI? Twitter, Inc., valid from October 27, 2022 to June 5, 2023 (status superseded), from 3 secondary sources (theguardian.com, reuters.com and cnn.com). ## Read on - This page: /record/elon-musk/ceo_of (markdown: /record/elon-musk/ceo_of.md) - Entity twin: /record/elon-musk.md ยท timeline: /timelines/elon-musk.md --- AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.