Subject: Re: Berkshire's strange market behavior...
The “market”/SPY is 80% influenced by a handful of stocks. Maybe look at RSP to compare to correlations vs brk?

It's a very good rule of thumb, but very oddly, Berkshire has tracked SPY more closely since around March 2022 : )
Berkshire appears to be treated (in this stretch) as one of the big and desirable

Shorter term, you're probably right
But who cares about short term!

Jim