InvestmentAltimeter Capital participated in ARDA Industries' $160M Series A at a $1.5B valuation for AI manufacturing software.ArdaArdaAltimeter
InvestmentAltimeter Capital led a $65M Series A in Vulcan Elements, a rare earth magnet manufacturer based in Durham, North Carolina.Vulcan ElementsVulcan ElementsAltimetervulcanelements.comOCT 2026OCT 2026
InvestmentAltimeter Capital participated in SciFin AI's $44M Seed funding round alongside Madrona, Zetta Venture Partners, S32, and Foundation Capital.SciFinSciFinAltimeterintelligence360.newsSEP 1, 2026SEP 1, 2026
InvestmentAltimeter Capital participated in Castelion's Series C round alongside J.P. Morgan and other investors.CastelionCastelionAltimetertracxn.comAUG 13, 2026AUG 13, 2026
InvestmentAltimeter Capital participated in Attestable's Seed round alongside TLV Partners and others.AttestableAttestableAltimetertracxn.comAUG 11, 2026AUG 11, 2026
InvestmentAltimeter Capital participated in Hadrian's Series D round alongside WCM Investment Management and others.hadrian.cohadrian.coAltimetertracxn.comAUG 6, 2026AUG 6, 2026
ExitPermiso, an Altimeter portfolio company, was acquired by Okta in July 2026.PermisoPermisoAltimetertracxn.comJUL 30, 2026JUL 30, 2026
InvestmentCo-led Baseten's $1.5B Series F round alongside Conviction and Spark Capital for AI inference infrastructure.BasetenBasetenAltimeterbusinesswire.comJUN 22, 2026JUN 22, 2026
InvestmentParticipated as an existing investor in Sigma's $80M Series E round, valuing the company at $3B.Sigma ComputingSigma ComputingAltimetersiliconangle.comMAY 18, 2026MAY 18, 2026
ExitCerebras, an Altimeter portfolio company, went public on NASDAQ in May 2026 at a $5.55B market cap.Cerebras SystemsCerebras SystemsAltimetertracxn.comMAY 14, 2026MAY 14, 2026
ExitPortfolio company Cerebras Systems raised $5.5B in a ~$40B IPO, the largest tech IPO of 2026 so far.CerebrasCerebrasAltimetertechcrunch.comMAY 14, 2026MAY 14, 2026
InvestmentParticipated in OpenAI's $122B funding round at $852B valuation, investing approximately $250M.OpenAIOpenAIAltimeteropenai.comMAR 25, 2026MAR 25, 2026
InvestmentParticipated in Anthropic's $30B Series G round at a $380B post-money valuation.AnthropicAnthropicAltimetertechcrunch.comFEB 12, 2026FEB 12, 2026
InvestmentParticipated in Cerebras Systems' $1B Series H round at $23B valuation, led by Tiger Global.Cerebras SystemsCerebras SystemsAltimetercerebras.aiFEB 2026FEB 2026