[hobonumber1]

Well it is 15% but you are paying income tax on it because you aren't holding it for a year. So depending on your tax situation, it may be closer to 7-10%. Still good though.

[findjashua]

The income tax on the profits. If you sell the espp instantly, there isn't much profit, so I'm guessing there isn't much tax?

[irrational]

Well, according to this guy: https://thefinancebuff.com/employee-stock-purchase-plan-espp... it is closer to a 90% return. The example he gives is exactly how my company's ESPP works.