A warrant is the security granting the holder the right to purchase shares at a fixed exercise price for a defined period. Similar in mechanics to a stock option but issued to non-employees (banks, lenders, strategic partners, advisors), warrants typically run 5-10 years and are commonly attached to venture debt deals, strategic partnership agreements, and bank facilities. It is the structural analog of a stock option for non-employee parties and a frequent component of late-stage financing structures.
The warrant mechanic: