- RSU · Restricted Stock Unit
- A promise of company shares delivered on a vesting schedule. Taxed as ordinary income at vest, at that day's share price, whether you sell or not.
- SDBA · Self-Directed Brokerage Account
- A brokerage window inside an employer retirement plan. It allows investment beyond the core fund menu, and it allows an advisor to manage the account in place.
- Rule 10b5-1 Plan
- A preset written trading plan adopted without material nonpublic information. It sells on a schedule and provides an affirmative defense against insider trading claims.
- 83(b) Election
- A choice to pay tax on restricted stock at grant instead of at vest. It must be filed with the IRS within 30 days of grant, and the deadline is absolute.
- ESPP · Employee Stock Purchase Plan
- A payroll-funded plan that buys company stock at a discount, often with a lookback to the lower of two prices. Holding period determines how the gain is taxed.
- AMT · Alternative Minimum Tax
- A parallel tax calculation that can be triggered by exercising and holding incentive stock options, creating tax on a paper gain you have not converted to cash.
- NUA · Net Unrealized Appreciation
- A tax treatment that can apply long-term capital gains rates to appreciated employer stock distributed from a qualified plan, instead of ordinary income rates.
- QSBS · Qualified Small Business Stock
- Stock in an eligible C corporation that may qualify for a substantial federal capital gains exclusion under Section 1202, if the company and holding period tests are met.
- IRMAA
- The income-related surcharge on Medicare Part B and Part D premiums, set by the tax return you filed two years earlier. The brackets are cliffs, not ramps.
- RMD · Required Minimum Distribution
- The minimum that must come out of most pre-tax retirement accounts each year once you reach the required beginning age, whether you need the money or not.
- Sequence of Returns Risk
- The risk that weak returns early in retirement, combined with withdrawals, permanently shorten how long a portfolio lasts even when the long-run average is fine.
- Concentrated Position
- A single holding large enough that its outcome, rather than the portfolio's, decides whether the plan works.