Give me a bulleted list with 5 reasons why is Lyft's stock is underperforming Uber's.

The following are 5 reasons Lyft's stock is underperforming Uber's:
1. Lyft is losing marketshare to Uber across all markets
2. Lyft has a bloated cost structure with very high stock based compensation costs
3. Lyft rides cost more than Uber's on average
4. Drivers make less on Lyft than Uber
5. Lyft hasn't launched a new product in multiple years