and if you stretch the Y axis, you will see the most beautiful, strange, UFO pattern. Someone must be playing games using USFR. The gamers must be having a great time
TFLO and SGOV behave similar I found them in this article: https://www.investopedia.com/articles/investing/080515/top-4-us-government-bonds-etfs.asp " Best Treasury ETFs USFR, TFLO, and SGOV are the best Treasury ETFs By NATHAN REIFF, Updated September 06, 2022 ... "
Actually, I prefer BIL for parking spare cash in my Roth when I am not actively using a portion of my account, waiting for opportunities. It has the same pattern, it climbs each day, and then the day the dividend is paid it crashes back down to the starting point. I have preferred riding it for the tax-free capital gain and then exiting right before the dividend date. Last year I was making about 5% plus annualized return on my spare change in this manner, but this year I have not used it so far!