BlackRock and Apollo Back Circle's $222M Arc Blockchain Raise in 2026

Circle Internet Group disclosed on May 11 that it closed a $222 million token presale for Arc, a new Layer-1 blockchain purpose-built for stablecoin settlement, at a fully diluted valuation of $3 billion. The round drew a roster of institutional heavyweights: Andreessen Horowitz (a16z crypto) led with $75 million, joined by BlackRock, Apollo Global Management, Intercontinental Exchange (ICE — NYSE’s parent company), ARK Invest, Standard Chartered Ventures, SBI Group, Janus Henderson, Marshall Wace, General Catalyst, Haun Ventures, IDG Capital, and Bullish.

For Circle — the world’s second-largest stablecoin issuer and operator of the $60-plus billion USDC — Arc marks a decisive strategic pivot. The company is no longer only building a stablecoin. It is building the blockchain that stablecoin-native institutional finance will run on.

The $222M Raise: Who’s In and What They’re Buying

The presale sold 740 million ARC tokens at $0.30 each. Tokens are subject to vesting and lockup terms that begin only after mainnet launches, and they are not currently trading on any public exchange.

The investor composition is deliberate and reads as a statement of intent. a16z crypto’s $75 million commitment is among the firm’s largest individual infrastructure bets of the year. BlackRock, the world’s largest asset manager with $14 trillion under management, gains exposure to the settlement rails that already underpin USDC — the same stablecoin embedded in BlackRock’s tokenized money-market fund, BUIDL. Apollo Funds, which has been tokenizing private credit portfolios at scale, gets infrastructure specifically designed for institutional settlement with configurable privacy. ICE — the parent company of the New York Stock Exchange — signals to the broader market that Arc’s programmable settlement layer meets exchange-grade institutional standards.

The breadth of the cap table makes the message clear: Arc is not a DeFi chain for retail users. It is infrastructure for institutions already managing trillions in real-world assets.

Arc: A Layer-1 Built for Stablecoin Settlement

Circle describes Arc as “settlement infrastructure for businesses that already move money for a living.” The architecture differs meaningfully from every general-purpose chain on the market.

Where Ethereum prioritizes programmability and Solana prioritizes throughput, Arc prioritizes three things that matter specifically to corporate finance and institutional compliance:

• Deterministic settlement finality – Transactions confirm with hard finality guarantees, not probabilistic windows — critical for clearing and settlement use cases where legal and accounting treatments depend on definitiveness.
• Stablecoin-denominated gas fees – No exposure to native token price volatility when executing business-critical transactions. A corporate treasury cannot book ARC token gas costs as a line item if the cost denominator swings 40% in a week.
• Configurable privacy – Institutional counterparties can transact with privacy configurations required for compliance and competitive sensitivity — a feature absent from fully transparent public chains.

Arc will also feature institutional validators — a curated set including regulated financial institutions — and standard staking and governance capabilities tied to ARC token holders.

CEO Jeremy Allaire has described Arc as “the Economic OS for the internet,” positioning it not as a competitor to Ethereum or Solana for DeFi activity but as a dedicated layer for money that clears between businesses.

USDC as the Foundation

Arc is designed to be USDC-native from inception. Circle is building settlement rails on Arc optimized specifically for stablecoin transactions — not added as an afterthought but as the primary use case.

USDC market cap has exceeded $60 billion as of May 2026, with usage spanning DeFi protocols, corporate cross-border payments, and institutional custody. Businesses already using USDC for payroll, treasury management, or supplier settlement could migrate transaction settlement to Arc without changing their stablecoin or their counterparty relationships.

The competitive logic is self-reinforcing: more settlement on Arc drives more demand for USDC, which drives more revenue for Circle, which funds further Arc development. BlackRock’s participation is in part a bet on this loop materializing.

Arc also complements rather than cannibalizes Circle’s existing Ethereum infrastructure. Base — Circle’s Ethereum Layer-2 — processes hundreds of millions of USDC transactions monthly in the DeFi ecosystem. Arc targets a different segment: institutional settlement workflows that require hard finality guarantees and compliance-configurable privacy that Base’s architecture doesn’t natively provide.

Token Economics: ARC and the Burn Mechanism

The ARC token is designed to capture value as network activity grows. Gas fees on Arc are paid in stablecoins, but the protocol converts a portion of those fees into ARC at the protocol level. The fee split flows to validator and staker compensation and a permanent burn mechanism — gradually reducing ARC supply as network usage increases.

This attempts to solve a foundational problem in stablecoin-gas blockchain economics: if end users never hold the native token, why does it have value? Circle’s answer is that ARC’s value derives from the burn-and-yield mechanics tied to actual settlement volume, not speculative demand.

A key open question is whether gas fees are effectively priced in stablecoin values or ARC token values at the point of protocol conversion. The answer determines whether ARC’s burn rate scales with transaction volume or merely tracks nominal throughput. Circle has not yet published full tokenomics documentation, and price discovery will happen post-mainnet with significant institutional overhang from presale lockups.

The Institutional Logic: Why Each Major Backer Is In

Each major investor in the Arc round has a distinct thesis:

• BlackRock is already the largest single institutional holder of USDC outside Circle itself, via the BUIDL tokenized fund. It is also filing for additional tokenized money-market funds targeting stablecoin capital. The settlement layer those funds route through will matter operationally and commercially. Investing in Arc secures preferential positioning on infrastructure BlackRock is already dependent on.
• Apollo has tokenized over $1 billion in private credit assets across multiple chains. Institutional settlement infrastructure with configurable privacy and deterministic finality solves genuine operational problems when routing large, compliance-sensitive transactions through public blockchains.
• ICE operates global financial markets for derivatives, equities, energy, and data. ICE backing Arc — at the level of equity exposure and not just a partnership agreement — signals that the world’s largest exchange infrastructure company sees programmable settlement converging with traditional clearing over the next decade.
• a16z has backed the infrastructure layer of every major technology platform transition. Its $75 million lead position is a directional statement that Arc is a credible candidate to become the settlement standard for institutional tokenized finance.

Circle’s Bigger Bet: Beyond Stablecoin Issuance

Arc represents Circle’s most significant effort to diversify its business model beyond yield-sensitive stablecoin issuance.

Circle’s core economics are tied to interest income from the Treasury assets backing USDC reserves. That model generated substantial revenue in the 2022–2025 rate environment. In a lower-rate cycle, those margins compress. Arc introduces a transaction-fee revenue stream that scales with network settlement volume rather than with the federal funds rate.

Circle targeted a $5.4 billion IPO valuation in May 2025. Its market cap has since fluctuated between $16 billion and $70 billion as public markets alternately priced it as a rate-sensitive financial company and a crypto infrastructure platform. As of May 2026, the company sits around $30 billion — still a significant premium to a pure stablecoin business but not yet pricing in the optionality of Arc at scale.

The competition is real. Ethereum L2s, Solana, and Stellar already process institutional stablecoin flows at volume. Circle’s argument — embedded in Arc’s architecture — is that those chains were designed for other purposes and will always require compliance workarounds. Arc is compliance-first from the ground up.

What This Means for Investors

Arc’s mainnet has no specific launch quarter committed beyond 2026, and ARC tokens are not publicly available. For most investors, the near-term relevance is not ARC exposure but what the raise signals about institutional crypto infrastructure as an asset class.

Key observations:

• GENIUS Act tailwinds are operative. The GENIUS Act — the federal stablecoin regulatory framework passed in July 2025 — creates a compliant environment for exactly the institutional stablecoin settlement Arc is targeting. Circle’s timing reflects confidence that the regulatory foundation for this infrastructure is in place.
• USDC’s competitive moat deepens if Arc ships. Tether dominates retail and cross-border payments. USDC has increasingly become the institutional stablecoin of choice. Arc, if mainnet delivers, could embed USDC into institutional settlement workflows at a level of stickiness that compounds rather than plateaus.
• The cap table is a proxy for institutional intent. BlackRock, Apollo, ICE, Standard Chartered, Janus Henderson, and Marshall Wace are not making directional crypto bets. They are positioning for infrastructure ownership in a system they are actively helping construct.

For traders, the key catalyst to watch is ARC token public listing announcements post-mainnet as the first liquid entry point. For institutional observers, the Arc investor list is a clear signal of where the world’s largest financial institutions expect crypto settlement to route by the end of the decade.