Tokenize BRK.B via API
Berkshire Hathaway Class B as a 1:1-backed onchain ERC-20. Mint, redeem, and post as collateral with one API call. The onchain leg is instant for your users; the broker-exchange leg clears T+1 against the SPV.
What Flo supports for BRK.B
Three primitives, one API key. BRK.Bflows through the same path as the rest of Flo's tokenized equities universe.
Mint BRK.B →
Create tokenized BRK.B from stablecoin payment. Onchain delivery is instant; the broker buys the underlying Berkshire Hathaway Class B share at NYSE during market hours.
Redeem BRK.B →
Burn tokenized BRK.B and receive stablecoin. Flo sells the underlying Berkshire Hathaway Class B share and settles the SPV — your user gets stablecoin instantly.
Borrow against BRK.B →
Post tokenized BRK.B as collateral and borrow USDC/USDT up to 70% LTV. Liquidations route through the same broker pipe.
Mint tokenized BRK.B in one call
The same shape works for every ticker in the universe — swap the symbol and you're done.
// Mint tokenized BRK.B (Berkshire Hathaway Class B)
const mint = await flo.mints.create({
symbol: "BRK.B",
quantity: "10",
chain: "base",
recipient: userWalletAddress,
});
// → 10 BRK.B ERC-20 tokens delivered onchain instantly.
// Flo holds 10 Berkshire Hathaway Class B shares at the broker-dealer, 1:1.Comparable assets via Flo
Other financials and NYSE names supported by the same API.
BRK.B on Flo — common questions
Can I tokenize BRK.B via Flo?
Yes. BRK.B (Berkshire Hathaway Class B) is part of Flo's tokenized equities universe. A POST to /v1/mints with symbol=BRK.B returns a tokenized BRK.B ERC-20 1:1-backed by Berkshire Hathaway Class B shares held at a SEC-registered broker-dealer (IB + Alpaca).
How is tokenized BRK.B backed?
Each onchain BRK.B token is backed 1:1 by a Berkshire Hathaway Class B share held in a bankruptcy-remote SPV at Flo's prime brokers. Reserves are attested daily and published on /trust/proof-of-reserves.
What is the settlement window for BRK.B?
NYSE settles T+1 in USD. The onchain leg is instant for your users — Flo's SPV absorbs the broker-exchange timing gap.
Can I borrow stablecoins against BRK.B?
Yes. Tokenized BRK.B is collateral-eligible in the Flo borrow product, with up to 70% LTV and a 6–9% borrow APR depending on tier. See /products/borrow for the parameters.
Which chains is BRK.B deployed on?
Tokenized BRK.B is deployable on Ethereum, Base, Arbitrum, Optimism, Polygon. Mint with the chain= parameter on the Mint API.
Ship tokenized BRK.B to your users
Flo is recruiting 15 design partners with $5K–$10K integration credit. Get an API key and mint your first tokenized BRK.B in minutes.