Phantom Stock vs RSU Calculator
Phantom stock is a cash-settled appreciation right that mimics RSU economics but pays in cash, not shares. Compare after-tax value, vesting treatment, and tax timing for $100K-$1M grants over typical 4-year vesting schedules.
| Grant Value at Vest | — |
| Phantom Ord. Tax | — |
| Phantom Net Cash at Vest | — |
| RSU Ord. Tax at Vest | — |
| RSU Net Shares Value | — |
| RSU Value After Hold | — |
| RSU Capital Gain | — |
| RSU LTCG Tax | — |
| RSU After-Tax Final | — |
| Phantom Cash in HYSA (after hold) | — |
Phantom Stock vs RSU — The Mechanics
RSUs (Restricted Stock Units) deliver actual company shares at vest. The market value at vest is taxed as ordinary income. After vest, gains/losses are taxed as capital gains. If held more than 1 year after vest, long-term capital gains rates apply (20% + 3.8% NIIT = 23.8% top).
Phantom stock (also called shadow stock or stock appreciation rights — SARs) is a cash-settled award that mimics stock economics but pays cash, not shares. At vest or settlement event, the value is taxed as ordinary income — no LTCG opportunity because no actual stock is held.
Source: irs.gov IRC §451 (constructive receipt), §409A (deferred compensation)
Tax Treatment Difference
Both phantom and RSUs are taxed as ordinary income at vest, on the full grant value. The difference: RSUs let you hold the actual shares and benefit from LTCG treatment on subsequent appreciation. Phantom converts everything to cash at vest — any future growth happens in your post-tax accounts at whatever yield you choose.
On a $200K grant where the stock doubles in 2 years post-vest: RSU pays $74K ordinary tax + $30K LTCG = $104K total. Phantom pays $74K ordinary at vest, then you put the $126K cash in an HYSA earning 4.5%, growing to $138K — but no further tax. The RSU path yields $266K after-tax; phantom $138K. RSU wins by $128K if stock doubles.
Vesting and Cliff Treatment
Both phantom and RSUs vest on the same schedule — typically 4 years with 1-year cliff. The grant is taxable on vest for both. No election available to accelerate or defer (Section 83(b) election applies only to restricted stock, not RSUs or phantom).
Phantom stock often has additional triggering events: change of control, IPO, or termination. Read your plan document carefully — phantom plans can include 'good leaver' provisions that accelerate vesting on certain terminations.
When Each Wins
RSUs win when: company stock is on an uptrend, you can afford to hold post-vest, and you're comfortable with concentration risk. The LTCG arbitrage on appreciation is the big advantage.
Phantom wins when: you don't want concentration risk in employer stock, you prefer cash for diversification, or the company is private and shares are illiquid. Private companies often use phantom because they avoid the complexity of actual stock issuance to employees. Public companies almost always use RSUs.