What happens when a bank fails?Medium
Usually not a queue outside a branch. There is an order in which people lose money, it is written down in advance, and depositors are near the end of it.
4 min read · 679 words
The short answer: a bank does not usually collapse into a queue and a locked door. It is taken over a weekend and reopens under different ownership on Monday, and the losses are pushed onto the people who agreed in advance to take them — in a written order, from the bottom up.
Two different failures
A bank can fail because it ran out of cash or because it ran out of value, and the two look identical from outside on the day.
- Liquidity. The assets are worth more than the liabilities, but they cannot be turned into money fast enough to meet withdrawals. The lending is long, the funding is short, and depositors all wanted out at once. Northern Rock in 2007 and 2023 are the case studies, and the second one showed how fast this now moves when the queue is an app.
- Solvency. The assets really are worth less than what is owed. No amount of lending fixes this; somebody has to absorb the difference.
In practice they collapse into each other, because the moment enough people suspect the second one, the first one arrives.
The order in which money is lost
This is the part that is decided years in advance and written into every instrument, and it is what makes an orderly failure possible at all. Losses run bottom-up:
- Ordinary shareholders. The equity absorbs first and can go to zero.
- The instruments designed to convert or be written down. A contingent convertible exists precisely for this moment. 2023 is the case study, and its lesson is that the contract governs rather than the intuition about who ought to lose first.
- Subordinated and then senior bondholders, in the sequence their documents set out.
- Deposits above the guarantee limit, which are unsecured claims like any other.
- Guaranteed deposits, which in practice are made whole by the scheme rather than left to the queue — the guarantee page is the detail.
Who gets paid is the general version of this ordering, and it is the same idea everywhere on this site: seniority is a contract, not a courtesy.
What a resolution weekend actually is
The authority takes control, values what it can, and moves the parts that must keep running — the deposits and the payment functions — into a buyer or into a temporary bridge entity. The losses stay behind with the shareholders and the creditors in the order above. The aim is that on Monday morning salaries still arrive and cards still work, because a bank that stops doing those things damages people who were never its creditors.
This is why large banks are made to write resolution plans in advance and to hold a stack of instruments that can be written down. The plan is not a prediction; it is the thing that makes a weekend enough time.
Why not simply let it fail like any company
Because of what a bank is connected to. Its deposits are somebody's payroll, its payments obligations are other banks' expected receipts, and its collateral is pledged across the market. Herstatt in 1974 is why settlement risk has a name, and the machinery that answered it — clearing and settlement, and the seats in market infrastructure — exists because one failing bank can otherwise make its counterparties fail on obligations they were good for.
What it means for somebody who simply has an account
Below the guarantee limit, the mechanism above is designed so that nothing needs to be done and nothing is lost. Above it, the position is an unsecured claim on the bank. Investments held through the bank are a different question entirely: those are usually held in your name rather than owned by the bank, which is a separate failure with a separate answer.
The one sentence to take away
A bank failure is not chaos but a pre-written sequence: equity first, then the instruments built to absorb, then unsecured creditors — and the reason a weekend is enough is that the order was agreed long before anybody needed it.