# Acceleration

> Acceleration — A clause that vests unvested equity early. Single-trigger accelerates on one event, usually a sale of the company; double-trigger needs a second, usually the holder's termination without cause within a set period after the sale.

Source: https://lopifi.com/glossary/acceleration
Part of: Lopifi — US GAAP books on autopilot, checked by a CPA (https://lopifi.com)

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**What is acceleration?** In accounting, acceleration means a clause that vests unvested equity early. Single-trigger accelerates on one event, usually a sale of the company; double-trigger needs a second, usually the holder's termination without cause within a set period after the sale.

## Also known as

- Single-trigger acceleration
- Double-trigger acceleration

## Words this system refuses for it

- vesting alone
- change of control (the trigger, not the clause)

- **Category:** Equity & financing
- **Specified in:** [Lexicon](https://lopifi.com/md/docs/domain/11-lexicon)
- **Related:** equity, period