[rcme]

You wouldn’t need to wait 7 days. The price of a short-term treasuries is purely based off of the current interest rates. Given that expectations for rates are generally priced in over a 7 day period, there is very little risk.

[RandomLensman]

Even treasuries don't have infinite liquidity.

[rcme]

Just a cool 750B a day plus 4T is repo operations.

[RandomLensman]

I know! But I think being a forced seller would have implications (e.g., would repo lines even stay in place?).