Typical comp shape
CTOs usually earn founder equity with 83(b), or executive rsu + psu. Common employers include Early and growth-stage startups, Public tech companies. Early-stage CTOs often hold large founder ISOs where 83(b) elections and QSBS eligibility dominate tax planning.
What Minnesota changes
In Minnesota, every RSU vest, NSO exercise, and ESPP purchase carries 9.85% state tax on top of federal. For a senior cto with $300k+ of equity income, the state layer routinely adds $25-45k to the annual bill.
State AMT for ISO holders
If your cto role grants ISOs (common at pre-IPO startups, uncommon at post-IPO mega-caps), be aware that Minnesota runs its own AMT calculation. An ISO exercise-and-hold here generates AMT at two layers, not one.
Planning cadence
For a cto in Minnesota, the three planning windows are: after each RSU vest (withholding check and sell-vs-hold), before any ISO exercise (AMT model at both federal and state), and in Q4 (estimated tax top-up to clear the safe harbor).