100% &quot;shotgun&quot; vesting is common in this situation.<p>Now, whether those shares are liquid or not depends on the RSU or options structure.<p>It&#x27;s common for a Co-Founder to exit with 100% vesting, but the actual payout of those shares is contingent on a liquidation, funding, or revenue event.<p>Consider 50% cash now and 50% contingent on achieving $1M in ARR (for example).<p>You also need to consider your reputation in the industry. Framing this as &quot;unfair&quot; does not send a particularly good signal... especially since <i>you</i> terminated this person, who presumably took significant risk to quit a day job and build a company from scratch.