Keyrock Prime USDC on Arc
V2A Morpho V2 vault on Arc that lends out USDC deposits, curated by Keyrock. Depositors earn 2.09% a year right now after a 0% performance fee and a 1.0% yearly management fee.
Data from Morpho's API · updated
Net APY
2.09%
after fees, paid to depositors
30-day APY
2.22%
7-day 2.50%, from the share price
Deposits
$75.21M
75.23M USDC
Withdrawable now
$23.96M
32% of deposits
Performance fee
0%
plus 1.0% a year
Depositors
187
largest holds 99.8%
Keyrock Prime USDC APY history
Net APY earned each day, from the vault's share price: after fees, without token rewards
| Day | Deposits | Net APY |
|---|
Deposits over time
Where the money goes
The markets this vault lends to right now, largest first
| Market | Lent | Share |
|---|---|---|
| cirBTC / USDCLLTV 86% | $65.14M | 86.7% |
| Idle cashnot lent out | $9.96M | 13.3% |
The curator decides which markets the vault may use and how much it may put in each (the cap). Allocators then move money between those markets within the caps. How vaults work.
What the loans are backed by
Share of this vault's lending by the collateral borrowers put up
| cirBTC | 100.0% |
|---|
Returns over time
Net APY actually earned over each period, from the share price: after fees, without token rewards
| Last day | 2.02% |
|---|---|
| Last 7 days | 2.50% |
| Last 30 days | 2.22% |
Who controls this vault
| Curator | Keyrock |
|---|---|
| Owner | 0x3ab7…Cc04 |
| Timelock to raise a cap | 7 dayswait before more can go into a market |
| Timelock to add an adapter | 7 dayswait before a new kind of investment |
| Timelock to raise fees | None |
| Allocators | 1addresses that move money between markets |
| Sentinels | 2can pull money back or cut caps in an emergency |
| Created | August 10, 2026 |
Timelocks give depositors time to leave before a change they dislike takes effect. Morpho risks explained.
Details
| Deposit asset | USDCprice $0.9997 |
|---|---|
| Vault version | Morpho Vault V2 |
| APY before fees | 3.11% |
| Vault contract | 0x5bEf…3123 |
| USDC token | 0x3600…0000 |
| Network | Arc |
The curator's description: "Keyrock Prime USDC lends USDC against blue chip collateral such as cirBTC to generate yield."
Largest depositors
187 addresses hold shares in this vault
| Address | Deposit | Share of vault |
|---|---|---|
| 0x6862…5f26 | $75.08M | 99.8% |
| 0x3ab7…Cc04 | $15.7K | 0.0% |
| 0x6af5…F60b | $2.0K | <0.01% |
| 0x3312…8BDe | $1.1K | <0.01% |
| 0xe134…C7a5 | $1.0K | <0.01% |
| 0x1F2E…2B03 | $598 | <0.01% |
| 0x60c9…66eE | $502 | <0.01% |
| 0x97C6…dDe7 | $101 | <0.01% |
| 0xb346…5253 | $100 | <0.01% |
| 0xfA54…Dc82 | $100 | <0.01% |
When a few addresses hold most of a vault, one large withdrawal can use up the liquidity that is free right now.
About Keyrock Prime USDC
Keyrock Prime USDC is a Morpho V2 vault on Arc, created on August 10, 2026. It takes USDC deposits and lends them to borrowers in 1 Morpho market. The curator, Keyrock, decides which markets it may use and how much can go into each.
It holds $75.21M (75.23M USDC) from 187 depositors and pays a net APY of 2.09% after its 0% performance fee and 1.0% yearly management fee. Over the last 30 days depositors actually earned 2.22% a year.
Its largest position is cirBTC / USDC at 87% of its deposits. 13% sits idle, not lent out. Counting every market, its loans are backed mainly by cirBTC (100%). 32% of deposits could be withdrawn right now.
Adding a market or raising how much can go into one waits behind a timelock of 7 days, which gives depositors time to leave first. Morpho's app shows no warnings for this vault.
Keyrock Prime USDC: quick answers
What is the APY of Keyrock Prime USDC on Arc?
Keyrock Prime USDC pays 2.09% net APY right now, after its fees. Measured from the growth of its share price, it paid 2.22% over the last 30 days. The rate changes every day with what its borrowers pay.
What does Keyrock Prime USDC lend against?
It lends USDC through 1 Morpho market. The biggest is cirBTC / USDC with 87% of its deposits. 13% sits idle. Overall its loans are backed mainly by cirBTC (100%).
Can I withdraw from Keyrock Prime USDC right now?
About $23.96M of its $75.21M in deposits (32%) could be withdrawn immediately. The rest is lent out and frees up as borrowers repay or as higher rates bring in new lenders.
Who runs Keyrock Prime USDC and what does it charge?
Keyrock curates it. It keeps 0% of the interest earned as a performance fee and charges 1.0% a year as a management fee. The net APY shown is after these fees.
What are the risks of Keyrock Prime USDC?
Like every Morpho vault, it can lose money if a borrower's collateral crashes faster than it can be liquidated, if a price oracle fails, or through a smart contract bug. Withdrawals can wait when its markets are fully borrowed. Adding a market or raising a cap waits behind a timelock of 7 days. This is not advice.
Other USDC vaults
The same deposit asset, other curators and networks
