$Palantir (PLTR.US)$
Rise a little before the announcement to create anticipation, then drop 8% in disappointment selling after the announcement. Speculators already know. Not included in S&P500. Smart people sell before the announcement, and buy again after the price drops. As a lazy gardener, I let the plants be.

$Palantir (PLTR.US)$
It seems to be expected, but the market has already factored in this situation. A large sell-off by directors before the earnings reports announcement. Not good...