How to Check a Stablecoin's Reserves Yourself

You can verify most of what matters about a stablecoin's backing in about twenty minutes, using documents the issuer publishes deliberately. The obstacle is not access — it is knowing which line to look at and what the report is careful not to say.

Here is the method, applied the same way to any token.

Step one: find the primary document, not the marketing page

Every serious issuer has a transparency page linking to periodic reserve reports as PDFs. The page itself will summarise cheerfully; the PDF is the thing with a firm's name on it and professional liability attached.

Note the frequency. Monthly reporting is meaningfully better than quarterly, because it shortens the window in which composition can change unobserved. Note also whether the reports go back years or start recently, and whether any months are missing.

Step two: work out whether it is an audit

Almost certainly not, and the distinction is the most misunderstood thing in this whole subject. An attestation is a limited engagement: the firm confirms that a specific statement about specific balances was accurate at a specific moment, usually under an agreed-upon-procedures or examination standard.

A financial statement audit is a broader opinion covering a full set of accounts over a period, with far more work behind it. Most stablecoin reserve reports are attestations, and that is not disqualifying — but reading one as if it were an audit means believing things it never claimed.

Check whether the issuer's own company accounts are separately audited, and by whom. An issuer with audited financials plus attested reserves is standing on two legs; one with attestations alone is standing on one.

Step three: read the composition table properly

This is where the real information is. You want to see short-dated government debt, overnight repurchase agreements backed by government debt, and government money market funds, with only a modest slice as bank deposits for operating liquidity.

Treat these categories differently: Treasury bills held through a custodian are not exposed to any single bank failing, whereas cash on deposit above insurance limits is an unsecured claim on that bank. March 2023 turned that abstraction into $3.3bn stuck at a failed institution overnight.

Look at maturity too. Short bills reprice quickly and can be sold without loss; longer paper carries duration risk, meaning a forced sale into a rising-rate market realises a loss precisely when redemptions are heaviest.

Then look for anything that is not those things: commercial paper, corporate bonds, secured loans, precious metals, other digital assets. None is automatically wrong, and each is a reason the reserve might be worth less than face value on a bad day.

Step four: compare reserves against liabilities

The report gives total reserves; the blockchain gives total tokens outstanding, which you can read from a block explorer or an aggregator. Reserves should exceed the circulating supply, with a visible buffer rather than an exact match.

Do the sum yourself rather than trusting the summary sentence. And check the date on both figures — comparing a month-old reserve total against today's supply produces a number that means nothing if the supply has grown.

Step five: for on-chain collateral, verify directly

Tokens backed by on-chain assets are a different exercise and in one respect a better one: the collateral is visible in real time, contract by contract, without waiting for a monthly PDF. You can see the collateralisation ratio and what is backing it right now.

The catch is that the collateral is often other stablecoins, which means you have inherited someone else's issuer risk while believing you diversified away from it. Read what is actually in the vaults, not the category label.

The five things a reserve report will not tell you

• Whether the assets are encumbered — pledged, lent out or otherwise promised elsewhere.
• What the balances looked like on any day other than the reporting date.
• Whether the list of liabilities is complete, since the firm generally works from what management provides.
• Anything about the issuer's operating solvency, unless the accounts are separately audited.
• Who has legal priority over the reserves if the company fails.

Those gaps are why point-in-time reporting is a floor rather than a proof, and why the structural questions in what happens if a stablecoin issuer fails sit alongside rather than beneath the numbers.

Reading the firm, not just the figures

Who signs matters. A large international network firm carries reputational and professional exposure that a small local practice does not, and issuers have quietly changed reporting firms at moments worth noticing. The name on the letterhead is part of the evidence, not decoration on top of it.

Read the scope paragraph as well, which is where the firm states precisely what it did and did not examine. It is usually one short passage near the front, written to be unambiguous, and it tells you the boundary of everything that follows.

A twenty-minute routine

Once a quarter, for each token you hold a meaningful balance in: open the latest report, note the date and the firm, read the composition table, compare reserves to circulating supply, and check whether anything new has appeared in the asset mix.

Changes are what you are looking for. A reserve that quietly acquires a new category, a reporting firm that changes without explanation, or a gap in the publication schedule are all worth a second look — not because any of them is proof of a problem, but because they are the visible part of decisions made elsewhere.

Our best stablecoins table scores reserve quality, attestation depth, peg record and redemption access for each major token, with the source document cited for every score.