Meet the Marketplace

We just saw what Own makes - tokens that track real assets, backed by a two-layer portfolio. Now let's meet who makes it work, because a token that tracks Tesla doesn't appear out of thin air. Behind every eToken there's a small cast of people and helpers, each playing a different role and each connected to the others by money.

Here's the simplest way to picture Own: it's a marketplace where traders buy exposure, professionals compete to serve them, and two kinds of collateral stand behind everything.

  TRADERS                MARKET MAKERS             WRAPPER ISSUERS
 (mint eTokens,         (quote firm prices,       (Ondo, Robinhood...
  borrow, loop)          keep reserves full)       issue tokenized stocks)
     |                        |                          |
     |  pay spread            |  earn spread             |  their tokens become
     |  + borrow interest     |                          |  the reserve
     v                        v                          v
 +--------------------------------------------------------------+
 |                        OWN PROTOCOL                           |
 |   Reserve Vaults: tokenized stocks, 1:1 behind each eToken   |
 |   Collateral vaults: LP crypto insuring the rest + lending   |
 +--------------------------------------------------------------+
     ^                                              |
     |  deposit USDC, ETH...                        v
    LPs  ◀────── earn yield: lending premium + flow share

Let's walk the cast one at a time.

The Traders (the people who pay to play)

The Traders are the customers. They want exposure to real-world assets onchain - Tesla, the S&P 500, gold - without a brokerage account. Maya, whom we'll follow through Part 2, is one of them.

Traders mint eTokens by paying in USDC, and later redeem them. More ambitious traders also borrow against their tokens and repeat the cycle to build a leveraged position - a move we'll later call the loop. Every one of those actions costs a little: a trading spread when they mint or redeem through a dealer, and interest when they borrow.

That cost is the point. Traders are the ones paying, and what they pay is what everyone else earns. They're happy to pay because the trade makes them money in ways we'll unpack in Part 3.

The Market Makers (the dealers)

When Maya wants to buy eTSLA, someone has to sell it to her at a fair price, on the spot. That's the job of a market maker - a professional trading firm registered with the protocol. It quotes a firm price the instant Maya asks and takes the other side of her trade.

But the dealer's job doesn't end at the quote. After selling Maya her eTSLA, the maker takes her USDC, buys the matching real tokenized Tesla stock, and deposits it into the protocol's reserve - so the token Maya holds ends up backed 1:1 by the thing it tracks. We'll watch that handoff closely in Chapter 6; for now, remember the maker's two jobs: quote fair prices, and keep the reserves full. Its pay is the small gap between its buy and sell prices - the spread.

The Wrapper Issuers (the ingredient suppliers)

Here's a face that didn't exist in most DeFi protocols: companies like Ondo and Robinhood that issue wrapper tokens - tokenized real stocks, each backed 1:1 by actual shares they hold. In the old custodial model, their token was the product, and you had to trust them completely.

On Own they're suppliers, not gatekeepers. Their wrapper tokens sit inside the protocol's Reserve Vaults as the first layer of backing. The protocol diversifies across issuers, watches their prices, and - as we'll see - insures against any one of them failing. They provide the tracking; they are never the guarantee.

The Liquidity Providers (the insurers)

The Liquidity Providers - LPs - put up the second layer. They deposit crypto they already hold (USDC, staked ETH) into shared pools called collateral vaults. That pooled collateral overcollateralizes whatever the reserves don't cover: brand-new tokens a maker hasn't backfilled yet, a wrapper that loses its peg, an issuer that fails.

LPs don't trade and take no view on Tesla. Their capital stands guard - and because standing guard doesn't spend the money, the same collateral also powers a lending market where traders borrow, and keeps earning its own native yield the whole time. Three jobs, one deposit. Where the resulting yield comes from is the story of Part 3.

Each collateral vault has a Vault Manager - the operator (typically a market-making firm) who runs it: accepting LP deposits, managing the lending book, and distributing the vault's earnings back to its LPs.

Own itself (the thin machine in the middle)

Own - the protocol - is the set of contracts holding it all together. It custodies the Reserve Vaults, holds the LP collateral, checks every mint against its safety rules, and gives every holder an exit that doesn't depend on anyone's goodwill. Notably, it charges no fee to mint or redeem - the spread and borrow interest flow to the people doing the work, and the protocol keeps itself deliberately thin. (What it does earn, we'll cover in Chapter 12.)

The three robots (the off-chain helpers)

One more part of the cast, and these aren't people - they're automated helpers running quietly in the background. You'll meet each properly later; here's who's who:

The Oracle - the price-teller: gathers real market prices, signs them cryptographically, and feeds them to the contracts. (Chapter 5.)
The Keeper - the heartbeat: keeps the protocol's working prices fresh onchain so trades never settle against stale numbers. (Chapter 13.)
The Market Maker's quoter - the dealer's brain: the software that answers price requests with signed, firm quotes. (Chapters 4 and 6.)

They keep the marketplace's numbers accurate and its gears turning - but none of them can move your money on its own.

What just happened

Own is a marketplace: traders pay to play, professionals compete to serve them, and two layers of collateral stand behind every token.
Traders mint, redeem, borrow, and loop - their spread and interest is what everyone else earns.
Market makers quote firm prices and keep the Reserve Vaults filled with real tokenized stock; they earn the spread.
Wrapper issuers (Ondo, Robinhood...) supply the tokenized stocks that form the reserve - ingredients now, not gatekeepers.
LPs deposit crypto into collateral vaults run by Vault Managers; their capital insures the system, powers lending, and earns yield all at once.
Own takes no mint/redeem fee and stays thin; three robots (Oracle, Keeper, quoter) keep prices honest and fresh.

2. Meet the Marketplace