This blog post was shared in a Twitter thread by Circle's CEO.  The Tweet which kicked off the thread is:

> 1/ As part of our commitment to increasing transparency and disclosure around USDC, today we're publishing our first monthly breakdown of the USDC reserve assets, by each and every Treasury Bond and list of cash reserve custodians.
>
> https://www.circle.com/blog/providing-greater-transparency
>
> ![USDC Reserve Assets table](https://i.postimg.cc/Z53cG1ft/FXo1-NAJUc-AU8h-UC.jpg)
> [[Larger image](https://i.postimg.cc/Z53cG1ft/FXo1-NAJUc-AU8h-UC.jpg)]

https://twitter.com/jerallaire/status/1547608325478498307
https://nitter.it/jerallaire/status/1547608325478498307 <-- Shows the thread in a single, easy-to-read, web page

cryptocoin

TOTAL U.S. TREASURY SECURITIES OWNED: 42,122,235,732
TOTAL CASH HELD AT U.S. REGULATED FINANCIAL INSTITUTIONS: 13,581,264,959
TOTAL USDC RESERVE ASSETS HELD ON BEHALF OF USDC HOLDERS: 55,703,500,691

Total USDC in circulation: 55,569,519,982

bitcoin

USDC Reserve Breakdown June Final | Circle

> TOTAL U.S. TREASURY SECURITIES OWNED: 42,122,235,732
> TOTAL CASH HELD AT U.S. REGULATED FINANCIAL INSTITUTIONS: 13,581,264,959
> TOTAL USDC RESERVE ASSETS HELD ON BEHALF OF USDC HOLDERS: 55,703,500,691

> Total USDC in circulation: 55,569,519,982