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August 8, 2026

Mintmark Brief: Stablecoins & Tokenization, Week Ending August 7, 2026

See how the week's biggest developments connect at mintmarkresearch.com.

Coverage window: Saturday, August 1 – Friday, August 7, 2026

1. Executive Summary

  1. Incumbent rails committed to on-chain money. Wells Fargo became the fourth major US commercial bank to put a date on its own tokenized deposits (this fall), and Circle named DTCC, ICE, Mastercard, and Visa among the eleven institutions that will run validators for its Arc blockchain ahead of a September 16 launch. The market's existing plumbing is now building and securing the new rails.

  2. The GENIUS Act's economics are reshaping products. With issuers barred from paying yield, BlackRock launched two tokenized money market funds purpose-built as stablecoin reserve assets. The returns have moved to the reserve layer, and the large asset managers are now competing for that mandate.

  3. The regulatory gate widened. Augustus National Bank became the first of the digital-asset de novo applicants to clear both the OCC and the FDIC for a full deposit-taking and lending model, a higher bar than the trust charters granted so far.

  4. GENIUS rule-writing moved to its coordination fight. The comment windows have closed, and the bank trade groups' parting demand was that agencies re-propose conflicting pieces before finalizing anything. The coming months decide whether issuers get one consistent rulebook or several conflicting ones.

2. Stablecoins

Circle's second quarter (August 5). Revenue and reserve income of $701 million grew 7% year over year: $668 million of reserve income (average USDC circulation up 25%, offset by a 66 basis point decline in reserve return rate) plus $34 million of other revenue, up 41% on subscriptions and services. Net income from continuing operations was $48 million and adjusted EBITDA $143 million. USDC ended the quarter at $73.3 billion in circulation, up 19% year over year, with Q2 on-chain transaction volume of $14.8 trillion, up 151%. The Circle Payments Network reached $14.7 billion in annualized volume (up 76% quarter over quarter) across 175 enrolled financial institutions, and commercial updates included USDC minting and redemption inside BNY's digital custody platform, a Grupo Bind collaboration in Argentina, and JCB cross-border treasury and in-store stablecoin payments work in Japan. On the earnings call the company said its USDC distribution agreement with Coinbase was renewed on existing terms. (Circle; ChainCatcher)

The supply backdrop turned negative. Total stablecoin supply fell to roughly $307.6 billion by August 2, a decline of about $15 billion that Bitcoin.com News calls the largest since Terra's 2022 collapse, with USDT easing from about $189 billion in early May to $183.2 billion. The same analysis puts tokenized Treasuries near $17 billion, and its read is that the GENIUS Act's prohibition on issuer-paid yield is pushing yield-seeking cash from stablecoins into tokenized money market products, the segment BlackRock entered this week (Section 5). Coinbase's July 30 results carry the same signal from the distribution side: stablecoin revenue of $292 million fell $17 million year over year even as average USDC held in Coinbase products hit a record $20 billion. (Bitcoin.com News; CNBC)

Tether Gold's second quarter (August 3). Tether Gold holdings rose 9.5% in Q2 per the company's August 3 report. (Tether)

Japan's yen stablecoin had its strongest week yet. JPYC, issuer of Japan's first registered yen stablecoin, closed a Series B extension on August 5 that brings the round to 6 billion yen (about $38 million), with logistics group AZ-COM Maruwa Holdings contributing about 1 billion yen for a 2.9 percent stake and evaluating JPYC payments to about 2,300 partner carriers and contractors. The next day, convenience-store chain Lawson ran its first in-store JPYC checkout at the Takanawa Gateway City store in Tokyo under its agreement with KDDI and HashPort: an invited participant paid 322 yen by barcode scan from a HashPort wallet, with the pilot continuing through August. (JPYC via PR TIMES; CoinDesk; The Block; The Defiant; Crowdfund Insider)

3. Tokenized Deposits & Bank Networks

Wells Fargo's tokenized deposits (August 4). The bank will roll out blockchain-based tokenized deposits for select corporate and commercial clients this fall, beginning with a limited US dollar to British pound exchange and expanding to all eligible clients, more countries, and more currencies over 2027. The system runs on Wells Fargo's proprietary blockchain, supports in-house custodial wallets and smart-contract releases of funds, and will route eligible payments through tokenized deposits automatically without changing how clients interact with the bank; tokenized balances keep the same protections and FDIC insurance eligibility as conventional deposits. CFO Mike Santomassimo says the product lets clients "move money between accounts and across borders with greater ease and increased speed." The bank has been building here since Digital Cash in 2019 and filed a WFUSD trademark in March; per the Wall Street Journal (via CoinDesk), the platform can also connect to The Clearing House's shared tokenized-deposit network targeted for 2027. Business read: JPMorgan and Citi already operate institutional tokenized-deposit services, so Wells Fargo's entry means three of the four founding banks of the shared 2027 network are shipping proprietary rails first, and the client relationships those rails capture will shape what the shared network is worth when it arrives. (Wells Fargo; Wells Fargo via Business Wire; CoinDesk; PYMNTS)

4. Regulation & Policy

FDIC insures the first deposit-taking bank of the digital-asset cohort (August 4). The FDIC approved deposit insurance for Augustus National Bank, N.A., Dallas, which received OCC preliminary conditional approval on May 8 after applying December 18, 2025. Approval conditions reported from the order include initial paid-in capital of at least $73.7 million and a leverage ratio of 10% or greater for the first three years. Augustus plans deposit and lending products for digital asset companies, high-net-worth individuals, AI and technology companies, and international financial institutions, plus virtual currency, payment, and treasury services, and intends to issue a stablecoin through a subsidiary contingent on GENIUS Act regulatory approval; the approval lapses if the bank does not open within twelve months. Why it matters: the national trust banks approved over the past year custody assets but cannot take insured deposits or lend. Augustus is the first of this cycle's crypto-focused de novo applicants to clear both the OCC and the FDIC for a full banking model, a materially higher regulatory bar. (FDIC; Banking Dive; Davis Wright Tremaine)

GENIUS rulemaking: comment windows are closed, coordination is the open question. The FDIC's comment window on its proposed Bank Secrecy Act and sanctions compliance standards for the stablecoin issuers it supervises closed August 4. The Bank Policy Institute and The Clearing House Association filed a joint letter that day. Their argument: multiple agencies are writing pieces of the GENIUS Act framework on separate schedules, the pieces depend on each other, and finishing each rule on its own clock is likely to produce conflicts. Their request: re-propose the parts that conflict, take another round of comments, and finalize the rules together. The groups also reserved the right to update their comments as other agencies act. The OCC's proposal, whose comment window closed July 21, is still the likeliest source of a first final rule; the statutory effective date of January 18, 2027 stands. (BPI; Federal Register)

First charter denials of the year (August 4). The OCC denied bunq's application for a US banking charter on August 4, its second outright denial of a charter application this year after Wise National Trust on July 21, which cited a 2025 multistate AML consent order. Neither application involved digital-asset powers, but the two decisions mark the compliance bar facing the 15 applications pending on the digital-assets docket. (OCC, bunq; OCC, Wise; OCC docket)

FDIC reporting forms for stablecoin issuers (July 20). The FDIC published the reporting forms for its proposed stablecoin-issuer standards: supervised issuers would file confidential weekly reserve reports for each stablecoin brand plus quarterly reports covering reserve composition, issuance, redemption, and burn activity by blockchain, with comments due September 18. (Federal Register)

Hong Kong holds at two licensees (August 6). The HKMA pushed back on speculation that a second batch of stablecoin issuer licences would land around National Day in early October, telling Cailian it has no timetable and describing an open but cautious stance: future rounds will weigh application quality, market demand, real-world use cases, and international regulatory trends. HSBC and Anchorpoint Financial, licensed April 10, both target product launches in the second half of 2026. (CoinGape; Cryptopolitan)

Clarity Act: stablecoin yield is the sticking point. The Senate has the Clarity Act on its calendar, but Republicans remain split over whether stablecoins may pay yield. A compromise under discussion would bar yield structures that resemble bank interest while allowing some form of rewards; banking groups argue the current language still lets rewards function as interest in everything but name, pulling deposits out of banks. The Senate opened its first procedural votes on August 8, after this coverage window closed. (Crypto Briefing)

5. Infrastructure & Interoperability

Arc gets its validator set (August 5). Circle named the 11 founding validators for Arc, its Layer-1 for stablecoin finance, ahead of the September 16 public mainnet launch: BlackRock, DTCC, Galaxy, Global Payments, ICE, Mastercard, MoneyGram, SBI Group, Standard Chartered, Sumitomo Corporation, and Visa. Named integrations reach beyond validation: BlackRock is deploying BUIDL on Arc for single-environment subscription, redemption, and deployment; DTCC will work with Circle to tokenize assets custodied at DTC beginning in the second half of 2027, supporting stablecoin-native settlement against them; BNY and Standard Chartered are building toward tokenized settlement, custody, stablecoin access, and FX and repo infrastructure. More than 100 builders are active on the private mainnet, with Aave, Uniswap, Morpho, Rain, Thunes, Wirex, Binance Wallet, Kraken, and MetaMask expected at launch. Business read: a validator list is a commitment device. Putting DTCC, ICE, Mastercard, and Visa inside the consensus set ties the incumbent market plumbing to Circle's chain months before the first block. (Circle)

BlackRock's tokenized cash expansion (August 3). BSTBL brings the Select Treasury Based Liquidity Fund on chain as OnChain Shares recorded on Ethereum with BNY as transfer agent (the share class cleared SEC registration July 31), while BRSRV, the Daily Reinvestment Stablecoin Reserve Vehicle, uses Securitize as transfer agent with multi-blockchain accessibility for digitally native institutions. Both invest in cash, short-term Treasuries, and overnight repo; BUIDL, the firm's first tokenized fund, has passed $2.6 billion under management. Jon Steel, BlackRock's global head of product and platform for cash management, points to growing demand for high-quality reserve assets to support stablecoins. Business read: with issuer-paid yield banned under GENIUS, the reserve layer is where returns live, and BlackRock now has purpose-built products on both major transfer-agent stacks (BNY and Securitize) competing with State Street's reserve funds and Tassat's NENYA marketplace for the same mandate. (SEC filing; The Block; CoinDesk)

Plume joins DTCC's tokenization working group (August 6). The real-world-asset network, whose subsidiary Kimber Transfer Agency has been an SEC-registered transfer agent since late September 2025, joined the Digital Assets Solutions Industry Working Group alongside Charles Schwab, Nasdaq, and Alpaca. The group, now past 100 members and partners, feeds industry input into The Depository Trust Company's tokenization service, which ran initial production trades in July and targets full launch in October under its December 2025 SEC no-action letter. (crypto.news; Metaverse Post)

XRP Ledger amendments target institutional tokenization (August 7). Six amendments are in validator voting, including Confidential Transfers (encrypted balances and amounts on Multi-Purpose Tokens with visible accounts), Batch (up to eight transactions, all-or-nothing), Sponsor (fee and reserve sponsorship), Permission Delegation, and Dynamic MPT (post-issuance property changes). Roughly $530 million of tokenized real-world assets other than RLUSD sit on XRPL today, from issuers including Ondo, VERT Capital, Archax (for Aviva Investors), and Societe Generale; each amendment needs 80% validator support held for two weeks to activate. (CoinDesk)

Circle's agent stack added a discovery layer (August 6). AI agents can now query a marketplace of more than 900 endpoints (data APIs, inference, compute, verification services), select one, and pay autonomously in USDC over x402; Circle reports 99.3% of x402 agent-payment volume settles in USDC. (The Defiant; Circle)

6. Notable Research & Reports

  • Davis Wright Tremaine (August 5): "OCC's Recent Charter Approvals Signal Momentum for Digital-Asset Bank Charters." The law firm's review of the charter cycle, from Circle's July 10 final approval through Augustus's August 4 deposit insurance, argues tokenization across money market funds, Treasuries, deposits, stocks, and remittances is the next major banking initiative as chartered firms gain regulatory standing. (Davis Wright Tremaine)
  • Bitcoin.com News (August 2): stablecoin supply analysis. The $15 billion supply decline and the rotation into roughly $17 billion of tokenized Treasuries, read as a direct consequence of the GENIUS yield prohibition. (Bitcoin.com News)

Formal research output from central banks and multilaterals was light this week.

7. What to Watch Next Week

  • Clarity Act procedural votes: the Senate opened the first stage of voting on August 8, aiming to give the bill a floor chance next month; the stablecoin-yield language remains the open question. (CoinDesk)
  • Arc mainnet, September 16: validator operations from the founding cohort and the BUIDL deployment.
  • GENIUS final rules: with all major comment windows now closed, watch for the OCC to move first, and for whether the agencies answer the BPI/TCH reproposal demand.
  • Revolut's USDT wind-down completes August 31, converting residual balances to fiat.

The week's most consequential development: Wells Fargo's August 4 tokenized-deposit commitment puts three of the four founding banks of The Clearing House's shared 2027 network in the market with proprietary on-chain deposit rails first, and it arrived in the same week BlackRock shipped reserve products purpose-built for stablecoin issuers and Circle seated DTCC, ICE, Mastercard, and Visa as Arc validators. The next dated checkpoints are Wells Fargo's fall USD-GBP rollout, Arc's September 16 mainnet, and the Senate's attempt to move the Clarity Act to the floor in September.

Mintmark Brief is published by Mintmark Research.

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