Tell them this is significant to you and ask for, say, +30% of total comp to sign the contract in the current wording. This they will understand. If you say no

Tell them this is significant to you and ask for, say, +30% of total comp to sign the contract in the current wording. This they will understand. If you say no or if you give reasons they will just try to make you change your mind and give you excuses. Don't waste your time.