Book value at end of Q1 - $124 (including KHC stake of 10B not counted in book value - actual value is close to 15 B, -5B for tax allowance)
Book value at end of Q2 - $129 SP500 perf + ~1.5% => 4.5% gain from Q1. If book value is $128, P/B is 1.32, if book value is 129, P/B is 1.31.
For comparison - average P/B for SP500 company is 3.1.
The famous FAAMG stocks look like this:
AMZN => 27
FB => 7.2
GOOG => 5
AAPL => 5.9
MSFT => 7.7