Smart Contract Addresses - Ondo Finance

OUSG

Ethereum

Contract/address name	Address	Source code	Description
OUSG	`0x1B19C19393e2d034D8Ff31ff34c81252FcBbee92`	Github	The OUSG token
OUSG_InstantManager	`0x93358db73B6cd4b98D89c8F5f230E81a95c2643a`	Etherscan	The Ondo smart contract investors use on the ondo.finance webapp to instantly buy or redeem OUSG
Coinbase Prime address (ousg.eth)	`0xF67416a2C49f6A46FEe1c47681C5a3832cf8856c`	N/A	Coinbase Prime custodian account. Investors can buy OUSG by transferring USDC to this address or by using the web app hosted on ondo.finance, where the CashManager will transfer USDC to this address on their behalf.
OndoIDRegistry	`0xcf6958D69d535FD03BD6Df3F4fe6CDcd127D97df`	Etherscan	Addresses that can hold OUSG are stored via this contract
OndoOracle	`0x9Cad45a8BF0Ed41Ff33074449B357C7a1fAb4094`	Etherscan	Unified interface for retrieving token price data required by Ondo contracts.
OUSG Recipient	`0x72Be8C14B7564f7a61ba2f6B7E50D18DC1D4B63D`	Etherscan	Recipient address for OUSG, for manual redemptions.
PYUSD Recipient	`0x0317a350b093F8010837d1b844292555d73ebC2c`	Etherscan	Recipient address for PYUSD, for manual subscriptions.

Polygon

Contract/address name	Address	Source code	Description
OUSG	`0xbA11C5effA33c4D6F8f593CFA394241CfE925811`	PolygonScan	The OUSG token
CashManager	`0x6B7443808ACFCD48f1DE212C2557462fA86Ee945`	PolygonScan	The Ondo smart contract investors use on the ondo.finance webapp to buy or redeem OUSG
Registry	`0x7cD852c0D7613aA869e632929560f310D4059AC1`	PolygonScan	Addresses that can hold OUSG are stored via this contract

Solana

Contract/address name	Address	Source code	Description
OUSG	`i7u4r16TcsJTgq1kAG8opmVZyVnAKBwLKu6ZPMwzxNc`	N/A	The OUSG token on Solana
OUSG Circle address	`EgFDCr2UmsoUvoJ5DcNZqVnkFZsDE9KyCYBhGcnrAd5G`	N/A	Circle custodian account. Investors can buy OUSG by transferring USDC to this address.

XRP Ledger

Contract/address name	Address	Source code	Description
OUSG	`4F55534700000000000000000000000000000000.rHuiXXjHLpMP8ZE9sSQU5aADQVWDwv6h5p`	N/A	The OUSG token on XRP Ledger
OUSG Recipient	`rHprwRkvDexV5LF5tzKQmx7U7Ku2836DA1`	N/A	Recipient address for OUSG, for manual OUSG redemptions.
RLUSD Recipient	`rEZiJUJskputkS6VjPAwdRLESNpdyRC6ba Destination Tag: 1`	N/A	Recipient address for RLUSD, for manual OUSG subscriptions.

USDY

Ethereum

Contract/address name	Address	Source code	Description
USDY	`0x96F6eF951840721AdBF46Ac996b59E0235CB985C`	Etherscan	The USDY token on Ethereum
rUSDY	`0xaf37c1167910ebC994e266949387d2c7C326b879`	Etherscan	The rUSDY token on Ethereum (rebasing USDY)
USDY_InstantManager	`0xa42613C243b67BF6194Ac327795b926B4b491f15`	Etherscan	The Ondo smart contract used to instantly buy or redeem USDY
USDYc	`0xe86845788d6e3e5c2393ade1a051ae617d974c09`	Etherscan	The USDYc token, or “Cooking USDY,” on Ethereum. An onchain bookkeeping representation of the Temporary Global Certificate representing a lender’s rights to payment during the period before their USDY tokens are issued. When this period ends, USDY tokens are minted and the associated USDYc tokens are burned
USDY Coinbase Prime address (USDC Deposits)	`0xbDa73A0F13958ee444e0782E1768aB4B76EdaE28`	N/A	Coinbase Prime custodian account. Onboarded investors can buy USDY by transferring USDC to this address or by using the web app hosted on ondo.finance, where the USDYManager will transfer USDC to this address on their behalf.
Redemption Price Oracle	`0xA0219AA5B31e65Bc920B5b6DFb8EdF0988121De0`	Etherscan	The contract that stores the current price at which USDY can be bought or redeemed from Ondo. Historical prices are also stored in the contract.
Blocklist	`0xd8c8174691d936E2C80114EC449037b13421B0a8`	Etherscan	Smart contract which holds all blocked addresses

BNB Chain

Contract/address name	Address	Source code	Description
USDY	`0x608593d17A2decBbc4399e4185bE4922F97eD32E`	BscScan	The USDY token on BNB Chain
USDY_InstantManager	`0x9bA360087075A4Cef548eeD71Eed197bf4cFA4E2`	BscScan	The Ondo smart contract used to instantly buy or redeem USDY
Redemption Price Oracle	`0x8aaa843b848c2E3c83956Bc09aFBE4D9Dcf297b7`	BscScan	The contract that stores the current price at which USDY can be bought or redeemed from Ondo. Historical prices are also stored in the contract.
Blocklist	`0xA8a823584Ac88cb48e7F8F467d1be9c0601E43F8`	BscScan	Smart contract which holds all blocked addresses

Mantle

Contract/address name	Address	Source code	Description
USDY	`0x5bE26527e817998A7206475496fDE1E68957c5A6`	Mantle Explorer	The USDY token on Mantle
Mantle USD (mUSD)	`0xab575258d37EaA5C8956EfABe71F4eE8F6397cF3`	Mantle Explorer	The rebasing counterpart of USDY on Mantle
Redemption Price Oracle	`0xA96abbe61AfEdEB0D14a20440Ae7100D9aB4882f`	Mantle Explorer	The contract that stores the current price at which USDY can be bought or redeemed from Ondo. Historical prices are also stored in the contract.
Blocklist	`0xdBd7a7d8807f0C98c9A58f7732f2799c8587e5c6`	Mantle Explorer	Smart contract which holds all blocked addresses

Solana

Contract/address name	Address	Source code	Description
USDY	`A1KLoBrKBde8Ty9qtNQUtq3C2ortoC3u7twggz7sEto6`	N/A	The USDY token on Solana

Sui

Contract/address name	Address	Source code	Description
USDY	`0x960b531667636f39e85867775f52f6b1f220a058c4de786905bdf761e06a56bb::usdy::USDY`	Suiscan	The USDY token on Sui
USDY Redemptions Account	`0xabebc1a41aa460eb560469e6b3c22d610b44b877979989e5e9227cca5b271fd2`	N/A	Address for USDY Redemptions on Sui

Aptos

Contract/address name	Address	Source code	Description
USDY	`0xcfea864b32833f157f042618bd845145256b1bf4c0da34a7013b76e42daa53cc::usdy::USDY`	Aptos Explorer	The USDY token on Aptos
USDY Redemptions Account	`0xcfea864b32833f157f042618bd845145256b1bf4c0da34a7013b76e42daa53cc`	N/A	Address for USDY Redemptions on Aptos

Noble

Contract/address name	Address	Source code	Description
USDY	`ausdy`	Github	The USDY token on Noble (Cosmos ecosystem)
USDY Redemptions Account	`noble15r2wn80pqqnmq9csfd24t0s3q9lfyfx2dh5yu3`	N/A	Address for USDY Redemptions on Noble

Arbitrum

Contract/address name	Address	Source code	Description
USDY	`0x35e050d3C0eC2d29D269a8EcEa763a183bDF9A9D`	Arbiscan Explorer	The USDY token on Arbitrum
USDY Redemptions Account	`0xFDE36D55112f5AAaFa5087832AA557CaB7Be1888`	N/A	Address for USDY Redemptions on Arbitrum

Stellar

Contract/address name	Address	Source code	Description
USDY	`USDY-GAJMPX5NBOG6TQFPQGRABJEEB2YE7RFRLUKJDZAZGAD5GFX4J7TADAZ6`	N/A	The USDY token on Stellar
USDY Redemptions Account	`GC5T3RH2VK3G44FIHMOZY5UGN56L52UYFGHKFUX6X2HNIGEZ2PFXMI23`	N/A	Address for USDY Redemptions on Stellar
USDC (Stellar) Recipient	`GAD3O7FODAFLAOXVVKGFBKQFFJFXSJ3LHWSPLEDEI5WQTCXQOE27JGNY?memoId=0`	N/A	Recipient address for USDC on Stellar, for USDY subscriptions.

Plume

Contract/address name	Address	Source code	Description
USDY	`0xD2B65e851Be3d80D3c2ce795eB2E78f16cB088b2`	Plume Explorer	The USDY token on Plume

Sei

Contract/address name	Address	Source code	Description
USDY	`0x54cD901491AeF397084453F4372B93c33260e2A6`	Seiscan Explorer	The USDY token on Sei

Ondo Stocks

Ethereum

Contract/address name	Address	Source code	Description
GMTokenManager	`0x2c158BC456e027b2AfFCCadF1BDBD9f5fC4c5C8c`	Etherscan	The Ondo smart contract used to perform mints and redemptions of Ondo Stocks (via USDC or USDon).
USDon	`0xAcE8E719899F6E91831B18AE746C9A965c2119F1`	Etherscan	The USDon token, which acts as the proximate token for swapping to/from Ondo Stocks.
USDonManager	`0x05CCbB4b74854f8A067b83475E8c34f5a413D7e1`	Etherscan	The Ondo PSM (Peg Stability Module) smart contract for USDon, facilitating swaps between USDon and USDC.
Ondo Stocks	`See here for Ondo Stocks details`	See Etherscan Contract links here	Ondo Stocks
SyntheticSharesOracle	`0x9BC39DB6fbB44B91a48b8D5A6C208B82B1741bE6`	Etherscan	Oracle contract reflecting the “synthetic shares” (stock-to-token multiplier) for Ondo Stocks.
GMTokenLimitOrder	`0xf0Bc39Fc911F6437C84d16188dD8294F7110f451`	Etherscan	The Ondo smart contract enabling users to place limit orders for minting and redeeming Ondo Stocks, using the GMTokenManager for order execution.

BNB Chain

Contract/address name	Address	Source code	Description
GMTokenManager	`0x91f8Aff3738825e8eB16FC6f6b1A7A4647bDB299`	BscScan	The Ondo smart contract used to perform mints and redemptions of Ondo Stocks (via USDC or USDon).
USDon	`0x1f8955E640Cbd9abc3C3Bb408c9E2E1f5F20DfE6`	BscScan	The USDon token, which acts as the proximate token for swapping to/from Ondo Stocks.
Ondo Stocks	`See here for Ondo Stocks details`	See BscScan Contract links here	Ondo Stocks
SyntheticSharesOracle	`0xF4Fd8a1B412633e10527454137A29Db7Aa35F15e`	BscScan	Oracle contract reflecting the “synthetic shares” (stock-to-token multiplier) for Ondo Stocks.
GMTokenLimitOrder	`0x96b525B1a93f31E65F4aAf18C53842eD28525D48`	BscScan	The Ondo smart contract enabling users to place limit orders for minting and redeeming Ondo Stocks, using the GMTokenManager for order execution.

HyperEVM

Contract/address name	Address	Source code	Description
Ondo Stocks	`See here for Ondo Stocks details`	See HyperEVM Explorer Contract links here	Ondo Stocks

Solana

Contract/address name	Address	Source code	Description
Program ID	`XzTT4XB8m7sLD2xi6snefSasaswsKCxx5Tifjondogm`	GitHub	The unique on-chain address used to identify and interact with the Ondo Stocks smart contract (called a “program” on Solana).
USDon	`ZPFtoCe7WWqG4N3ZFRccS8T9SMBeHsd1Vmgv2i7ondo`	N/A	The USDon token, which acts as the proximate token for swapping to/from Ondo Stocks.
Ondo Stocks	`See here for Ondo Stocks details`	N/A	Ondo Stocks

Ondo Bridge

Contract/address name	Address	Source code	Description
Ethereum OFT Adapter	`0xa6275720b3fB1Efe3E6EF2b5BF2293148852307D`	Etherscan	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on Ethereum
Mantle OFT Adapter	`0x0bE393DC46248E4285dc5CAcA3084bc7e9bfbB41`	Mantle Explorer	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on Mantle
Arbitrum OFT Adapter	`0x0bE393DC46248E4285dc5CAcA3084bc7e9bfbB41`	Arbiscan	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on Arbitrum
Solana OFT Adatper	`7YNReenG6AXgVUfmSizt6hoVXrznS4zDdgCj1UTLJ2S3`	N/A	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on Solana
BNB Chain OFT Adapter	`0xAE6a049cDda7536Af3875B3dAAF34f24Be5cF00c`	BscScan	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on BNB Chain
Sei OFT Adapter	`0x6f04B655d5209E85E47D3920A2EF407A66e83f6c`	Seiscan Explorer	LayerZero Omnichain Fungible Token Adapter, used for handling burn and mint bridge transfers on Sei

Legacy

The legacy contract addresses below have been deprecated and should no longer be used.

OUSG - Ethereum

Contract/address name	Address	Source code	Description
Oracle (Legacy)	`0x0502c5ae08E7CD64fe1AEDA7D6e229413eCC6abe`	Etherscan	RateCheck Oracle for OUSG which holds the price for OUSG. The price can only be set +/- 74 bps relative to the price movement of the BlackRock Short-term US Treasuries (SHV) ETF.
OUSGInstantManager (Legacy)	`0x2826989983e3a66F0622132D019c2Ae173eb6A43`	Etherscan	Deprecated Ondo smart contract investors used on the ondo.finance webapp to instantly buy or redeem OUSG. Deprecated on April 7, 2025.
KYCRegistry (Legacy)	`0x7cE91291846502D50D635163135B2d40a602dc70`	Github	Deprecated Ondo smart contract that stored addresses that could hold OUSG. Deprecated on April 7, 2025.
OUSGManager (Legacy)	`0xF16c188c2D411627d39655A60409eC6707D3d5e8`	Etherscan	Deprecated Ondo smart contract investors used on the ondo.finance webapp to buy or redeem OUSG. Deprecated on April 15, 2024.
CashManager (Legacy)	`0x3501883a646f1F8417BcB62162372550954D618f`	Github	Deprecated Ondo smart contract investors used on the ondo.finance webapp to buy or redeem OUSG. Deprecated on December 13, 2023.

USDY - Ethereum

Contract/address name	Address	Source code	Description
USDYManager	`0x25A103A1D6AeC5967c1A4fe2039cdc514886b97e`	Etherscan	Deprecated Ondo smart contract used on the ondo.finance webapp to buy or redeem USDY.

USDY and mUSD Conversion Smart Contract Audits

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