Engineers: always negotiate for higher base salaries. In the vast majority of cases—especially during acquihires—your equity will be worth little or nothing. Founders and VCs still get paid; employees rarely do. Don't just accept promises. Ask for the 409A valuation, liquidation preferences, and pay bands. If a company won’t provide transparency, that’s your signal. Equity is a lottery ticket. Salary is money in the…
I've tried to ask dozens of companies that wanted to hire me just for how many shares were outstanding and/or authorized. They almost always refused to share. You can almost never get any info on equity until it's too late and you realize it's worth nothing.
"Wanted to hire me" as in they made an offer, or an earlier step? At offer stage, I've never had a company refuse to answer these questions. I don't have "dozens of companies" worth of experience though, maybe one dozen if that.