Does this make Alphabet stock a buy? In general I have a rule to never invest in adtech-based companies but a 12% discount is attractive. Edit: a quick look at

Does this make Alphabet stock a buy? In general I have a rule to never invest in adtech-based companies but a 12% discount is attractive. Edit: a quick look at the chart shows the drop was off a recent peak and current price is roughly the 3mth mean. Tempest in teacup then.