More worrying than that is the crashing Tesla resale prices: https://www.cargurus.com/Cars/price-trends/Tesla-Model-S-d20...
Normal cars don't decline 20% in resale value in the last year.
Normal cars don't decline 20% in resale value in the last year.
If you expand your date selection farther back, it looks like the S price decline really started around July 2018.