Without more info, it's a little tough to tell. A few parameters which would influence an answer: - How big is the startup? 10 employees? 50? 100? - Do you hav

Without more info, it's a little tough to tell. A few parameters which would influence an answer: - How big is the startup? 10 employees? 50? 100? - Do you have an outside offer? - What makes you think you deserve a raise? But otherwise, usual rules of negotiation: - establish the relationship with the decision maker, - What is a win win for you and the company? How is them giving you more equity going to put the company in a better position? - Early stage startups look for believers and an outside offer can be interpreted as a negative signal from that point of view. Step carefully.