ARK Invest Sold SpaceX and AMD Stock Positions

The firm offloaded shares of both companies while significantly increasing its stake in Kratos Defense.

Updated on Oct. 9, 2026 in Investing

ARK Invest Sold SpaceX and AMD Stock Positions

Live Poll

Is now a good time for you to invest in defense industry stocks?

ARK Invest disclosed the sale of 29,048 SpaceX shares and 22,500 AMD shares through its actively managed exchange-traded funds. Simultaneously, the firm purchased 159,918 shares of Kratos Defense & Security Solutions.

Why it matters

The trades signal a tactical reallocation of capital as ARK Invest adjusts its portfolio holdings. The moves come amidst Kratos Defense raising its full-year 2026 revenue guidance.

ARK Invest offloaded 29,048 SpaceX shares and 22,500 AMD shares, while acquiring 159,918 shares of Kratos Defense. Kratos recently reported Q2 2026 revenue of $458.8 million, despite sustaining a $1.6 million operating loss.

The players

ARK Invest

This is an American investment management firm that focuses on thematic investing in disruptive technologies.

Kratos Defense & Security Solutions

This is a technology company that specializes in unmanned systems, satellite communications, and cyber security for national security.

SpaceX

This is a private aerospace manufacturer and space transportation services company founded by Elon Musk.

AMD

This is a global semiconductor company that develops computer processors and related technologies for business and consumer markets.

Federal Communications Commission

This is an independent United States government agency that regulates interstate and international communications.

The details

ARK Invest executed these shifts following recent corporate developments, including SpaceX signing an agreement for a new low-band spectrum portfolio. Kratos Defense, which saw its revenue grow 30.5% in the second quarter, has also raised its full-year 2026 revenue guidance to between $1.750 billion and $1.810 billion.

Kratos reported revenue and operating loss figures during Q2 2026.
ARK Invest released the official trade disclosure on October 8, 2026.

Market Landscape

ARK Invest's portfolio shifts reflect broader institutional efforts to capitalize on companies optimizing their infrastructure, such as Kratos Defense. This activity follows the path set by the Federal Communications Commission's spectrum acquisition approval protocols, which will determine the viability of recent expansion efforts by companies like SpaceX.

Individual investors should note that ARK Invest's active management strategy involves frequent adjustments to its holdings, which can impact the value of related exchange-traded funds. Changes in portfolio composition may affect retail investor exposure to aerospace and defense sector volatility.

The takeaway

Investors often monitor ARK Invest trades as a proxy for the firm's outlook on high-growth sectors like defense and technology. Diversification remains a key strategy for individual portfolios to mitigate the impact of active selling and buying activities by large investment firms.