They bought the bank- What Sixth Street and Bayview were buying at Castle Trust

What Sixth Street and Bayview were buying at Castle Trust, and why three managers took three different routes to the same thing inside a fortnight

On the 3rd of August, Sixth Street and Bayview acquired Castle Trust Bank from JC Flowers. Sixth Street manages around $135bn. Bayview manages around $44.7bn. Neither firm is short of money, deposits are nice of course.

What they bought was a UK specialist lender with roughly 170,000 customers, a specialist property finance book above £1.1bn, a retail finance book above £200m through Omni Capital, and more than £1.6bn of customer savings balances. They took it as equal partners, committed further capital to expand the lending and savings franchise, and kept the existing management team under Martin Bischoff. Usually, when the buyer keeps the people, the people were the asset.

There is a larger point underneath it. For most of the past decade the private credit story has been told as disintermediation: banks retreat under capital pressure, private capital moves into the space they vacate. Two of the largest participants in that story have just bought a deposit-funded, PRA-regulated bank. Whatever that is, it is not disintermediation.

Capital was not the constraint

It is worth being precise about what was and was not scarce here. Private credit assets under management are expected to pass $2 trillion this year and to approach $4 trillion by 2030. Blue Owl reported second quarter assets of $319bn, with more than three quarters of the equity it raised over the preceding twelve months coming from strategies other than direct lending. Money is not the bottleneck, and it has not been for some time, at least at the top end of the market.

The bottleneck is finding enough assets, originated to a standard that outside capital can underwrite, to absorb the money that already exists. Castle Trust is 170,000 customer relationships and a set of people who know which applications to decline. That is the part that cannot be raised in a fundraise.

Three routes to the same input, all visible in a fortnight

The interesting thing about the last two weeks is that the market demonstrated all three available answers at once.

 

Route	Recent example	What it secures	What it does not solve
Build	Apollo formed Atlas SP in 2023 from Credit Suisse’s structured products group, and it is expected to drive an ambition of $275bn of annual originations across the credit platform by 2029.	Control of underwriting standards and of the data, with no acquisition premium.	Time. A platform takes years to reach scale, and the standards are only as good as the people hired to set them.
Buy	Sixth Street and Bayview acquired Castle Trust Bank on the 3rd of August, retaining management.	An operating loan book, a customer base, a regulated deposit franchise and the team, on day one.	Integration, and the risk that the people who were the asset leave once the consideration has cleared.
Partner	GE Pension Trust committed $100m on the 4th of August to the Privacore VPC asset-backed credit fund, taking it to $350m alongside CNO and Corbin. Victory Park sources, Janus Henderson and Privacore distribute.	Immediate exposure to originated assets without owning the origination.	Dependence. The allocator holds the credit risk while someone else holds the relationship that produced it.

 

Three firms, three methods, one input. I am of course open to suggestions as to whom has found a fourth.

Why sourcing does not scale the way capital does

Capital is fungible, divisible and portable. Origination has none of those properties. It is a particular set of relationships in a particular market, held by particular people, and in Castle Trust’s case attached to a regulated deposit-taking permission that took years to obtain.

It also cannot be bought at the margin. There is no way to acquire twelve per cent more origination capability for twelve per cent more money. You take the whole platform, with its cost base, its systems and its regulatory perimeter, or you do without. That indivisibility is why the three routes exist at all, and why each of them is expensive in a different currency: money, time, or control.

What has not been priced

The consideration was not disclosed, so this is not a valuation datapoint and should not be presented as one. What it is instead is a revealed preference, which is often the more useful thing.

Two firms with roughly $180bn between them could have hired a UK origination team. Building was available to them, and both have the balance sheet to be patient. They bought a bank instead. When buyers with that much optionality choose acquisition over construction, they are telling you what they think construction costs.

The question worth asking a manager

For an allocator looking at any asset-backed strategy, the diligence question that follows from all of this is not about spread or advance rates. It is about provenance.

Ask where the deal flow comes from, specifically, not all inbound is equal. Ask whether the manager originates or buys what someone else originated. Fees and alignment count. Key person risk, and talent flight, we have all seen this. Finally price the delta, what’s in the reject pile and why, otherwise the detail is describing a pipeline rather than a process.

The answers will tell you more about durability than any return figure. Capital can be replaced in a quarter. Origination takes years, or an acquisition, and the right alignment to retain or build on that value.

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