Ark Invest Elevates SpaceX and Circle Into Top Ten Holdings Amid Sustained Buying

Innovation Fund Targets Crypto and Space Infrastructure

Cathie Wood’s Ark Innovation ETF (ARKK) has elevated SpaceX and Circle into its top-ten holdings, cementing the investment firm’s conviction in blockchain payments and space-based technology infrastructure. According to Ark’s latest holdings disclosure, SpaceX ranks as the fund’s fifth-largest position at 4.73% of the portfolio, valued at nearly $282 million. Circle, which issues the widely-adopted USDC stablecoin, secured the eighth spot with approximately $233 million invested, representing 3.90% of ARKK’s assets. This positioning reflects intensified accumulation by Ark across both companies following their second-quarter earnings releases, with the firm purchasing over 181,000 SpaceX shares worth roughly $20 million and approximately 273,000 Circle shares valued at $17.3 million across multiple exchange-traded funds.

Circle’s Blockchain Growth Validates Stablecoin Expansion

Circle’s latest quarterly results demonstrate accelerating adoption of blockchain-based payment infrastructure. The company generated $701 million in second-quarter revenue, marking 7% growth compared to the prior year, while adjusted EBITDA expanded 8% to $143 million. More significantly, USDC circulation reached $73.3 billion—a 19% increase—while on-chain transaction volume surged to $14.8 trillion, reflecting staggering 151% growth. These figures suggest stablecoins are transitioning from speculative assets toward genuine financial utility, with billions in daily settlement activity flowing through blockchain networks. The transaction volume expansion particularly underscores the practical shift in how value moves across decentralized networks.

SpaceX’s AI-Focused Capital Strategy Aligns with Ark’s Thesis

SpaceX’s position in Ark’s portfolio reflects Wood’s broader conviction in companies positioned at technological inflection points. The aerospace manufacturer reported 92% revenue growth to $7.8 billion in the second quarter, demonstrating substantial expansion despite an initial market pullback following the earnings announcement. Executives highlighted $18.4 billion in capital expenditures dedicated to expanding artificial intelligence capabilities, signaling SpaceX’s evolution beyond traditional aerospace into next-generation infrastructure. This capital deployment mirrors Ark’s investment philosophy centered on identifying companies building foundational technologies for emerging economic paradigms.

Ark’s broader ARKK positioning reveals substantial concentration in artificial intelligence, cryptocurrency, and fintech innovation, with meaningful stakes in Tesla, Coinbase, Robinhood, OpenAI, Bitmine, and Palantir. The fund undertook a significant rebalancing in late July, trimming Bitmine, Robinhood, Block, and Bullish positions while deploying approximately $43.5 million into combined Coinbase and Circle holdings, plus another $14.5 million into SpaceX. These moves suggest Ark views the current moment as optimal for expanding exposure to both distributed payment systems and space-based infrastructure development.

Institutional capital flowing into stablecoin networks and blockchain infrastructure signals mainstream acceptance that distributed payment systems represent genuine economic progress worthy of significant long-term investment.

Source: Ark Invest, via Decrypt. Not financial advice.