Alkeon Capital Management

From 1993, founder Panayotis (Takis) Sparaggis worked at Credit Suisse First Boston Investment Management, responsible for security analysis and portfolio management for domestic investments, including proprietary trading in long-short equities and convertible arbitrage. From May 1995 he was with CIBC World Markets and its predecessor, the then brokerage Oppenheimer, as a managing director; from January 1996 to December 2001 he was also a senior portfolio manager at Oppenheimer Investment Advisers, an investment management program offered by CIBC World Markets, responsible for its MidCap Managed Account Portfolios.⁠[1][1][1][1]

In January 2002, Sparaggis founded Alkeon Capital Management, of which he is the controlling person and chief investment officer. Alkeon is a Delaware limited liability company registered with the US Securities and Exchange Commission as an investment adviser; the control persons schedule of its Form ADV lists Sparaggis as managing director with a start date of November 2001.⁠[1][1][2][3]

On May 14, 2003, Alkeon Capital Management filed its first quarterly 13F-HR holdings report with the US Securities and Exchange Commission, and it has since continued to report its holdings of US-listed securities quarterly.⁠[4][4]

On June 26, 2009, ACAP Strategic Fund was formed as a Delaware statutory trust, and it formally commenced investment operations on March 1, 2010. It is a diversified closed-end investment company registered in the United States that operates as an interval fund with the objective of maximum capital appreciation; its investment adviser is SilverBay Capital Management LLC, controlled by Alkeon as sole managing member, and Sparaggis has been its principal portfolio manager since inception. As of September 30, 2025, ACAP Strategic Fund had net assets of about US$10.65 billion.⁠[2][2][2][2][1][1]

On January 18, 2022, Innovation Access Fund (IAF) was formed as a Delaware statutory trust, also advised by SilverBay. It is a non-diversified registered closed-end investment company that provides liquidity through periodic repurchase offers, with the objective of maximum capital appreciation.⁠[2][2][2]

On January 13, 2023, the US Securities and Exchange Commission issued an exemptive order (Release No. IC-34806) to ACAP Strategic Fund and other applicants permitting regulated funds and affiliated entities to co-invest under certain conditions. On August 4, 2025, Alkeon filed a new co-investment exemptive application; on March 9, 2026, ACAP, IAF, SilverBay, Alkeon and several private funds it manages filed an amendment as applicants (File No. 812-15872), seeking a new order to supersede the 2023 order.⁠[2][2][2][4][4][2][2]

As of September 30, 2025, in addition to ACAP Strategic Fund, Sparaggis managed or helped manage one registered investment company with about US$3.15 billion in assets and 13 other pooled investment vehicles with about US$12.82 billion in assets, all with performance-based advisory fees.⁠[1][1]

On March 30, 2026, Alkeon filed its annual Form ADV amendment with the US Securities and Exchange Commission, reporting regulatory assets under management of about US$25.29 billion across 35 accounts and about 82 employees.⁠[3][3][3][3]

On September 30, 2026, the AI voice company ElevenLabsElevenLabsElevenLabs is an artificial intelligence audio company founded in 2022 by Mati Staniszewski and Piotr Dąbkowski. Starting from voice generation, voice cloning, and dubbing tools, it has built ElevenCreative for creators, the enterprise conversational agent platform ElevenAgents, and the developer interface ElevenAPI, and also operates music generation and voice licensing businesses.Open the full entry announced that it had closed a US$300 million employee tender offer valuing it at US$22 billion, led by Wellington and T. Rowe Price; Alkeon took part as an existing investor alongside Andreessen HorowitzAndreessen HorowitzAndreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. It invests from the seed stage through the growth stage and provides operational support to its portfolio companies.Open the full entry, D.E. ShawD. E. Shaw & Co.D. E. Shaw & Co. (the D. E. Shaw group) is a global investment and technology development firm headquartered in New York. Founded in 1988 by computer scientist David E. Shaw, it was an early pioneer of computational finance and systematic investing, and its businesses span multi-strategy hedge funds, private markets, active equity and multi-asset class strategies. As of September 1, 2026, it had more than US$115 billion in investment and committed capital.Open the full entry, DISRUPTIVE, Evantic, ICONIQ and Lightspeed, among others.⁠[5][5][5][5]

Alkeon describes itself as having invested in transformative companies for more than two decades, with a platform able to invest throughout a company’s lifecycle. Its private funds invest in a variety of equity and equity-related securities and include the Alkeon Growth, Alkeon Select and Alkeon Innovation series; in Europe, it is investment manager to the DMS UCITS Platform ICAV Alkeon UCITS Fund and portfolio manager to Alkeon Innovation Lux SCSp SICAV-RAIF.⁠[6][6][2][2][2][2][7]

As of October 2026, Alkeon’s VC portfolio includes more than 50 private companies across stages and industries, spanning AI and data, application software, infrastructure and security, fintech, vertical software and consumer. The publicly announced private company investments of its Innovation strategy that it lists, regardless of whether they are still held, include AnthropicAnthropicAnthropic is an artificial intelligence research and product company founded in 2021 that develops the Claude models, assistant, and tools such as Claude Code, and operates as a public benefit corporation. Dario Amodei and Daniela Amodei are its co-founders, and its research covers model safety, interpretability, and steerability.Open the full entry, ElevenLabs, Stripe, CanvaCanvaCanva is an online design platform company headquartered in Sydney, Australia. Founded in 2012 by Melanie Perkins, Cliff Obrecht and Cameron Adams and launched in 2013, it offers template-based drag-and-drop design tools for non-designers and later expanded into team collaboration, video, email, forms and generative AI features.Open the full entry, Revolut, Cognition, Crusoe, Helsing, LegoraLegoraLegora is a legal AI company founded in Stockholm, Sweden, in 2023, originally named Leya. Its platform combines internal documents, legal information and AI agents to support research, review, drafting and collaboration for law firms and in-house legal teams, with integrations including Microsoft Word.Open the full entry, OpenEvidence, Physical Intelligence, Suno and Verkada, among others.⁠[6][8][8][8][8][8][8][8][8][8][8][8][8][8][8][8]

As of October 2026, Alkeon is headquartered at 350 Madison Avenue in New York and also has offices in Hong Kong, San Francisco and Florida; its SEC investment adviser file number is 801-60773.⁠[2][6][9]

Alkeon Capital Management: Official website: https://www.alkeoncapital.com/ (opens in a new window).⁠[3]

LinkedInLinkedInLinkedIn is a social networking platform for professionals. It was founded in 2002 by Reid Hoffman and others, launched in 2003, and listed on the New York Stock Exchange in 2011; after Microsoft acquired it for approximately $26.2 billion in 2016, it became a wholly owned Microsoft subsidiary. Its revenue comes from membership subscriptions, advertising, and recruitment solutions.Open the full entry: Public profile: https://www.linkedin.com/company/alkeon-capital/ (opens in a new window)⁠[3]