We have released the latest USDC attestation report. These reports are released at a monthly cadence and provide data on USD reserves backing USDC. They are published by independent accounting firm Grant Thornton LLP. The latest USDC attestation report states that as of February 29, 2020 at 11:59 PM PT:
Click here to read February's full report. Also, be sure to check in next month for March's USDC attestation report. Grant Thornton LLP publishes these USDC attestation reports every month, so make sure you stay up to date on the latest data around issued and outstanding USD coin.