Quick Quiz:

I've been bullish on $SE since $20s. I didn't buy.
I've been bullish on $NFLX since $300s. I didn't buy.
I've been bullish on $AMZN since $700s. I bought $1600.
I've been bullish on $SPOT since $120s. I bought $180.

What's the name of the disease I'm suffering from?