Staged Selling Across Tax Years: The Bracket-Management Playbook
Spreading a concentrated-stock sale across three to five tax years can cut the effective tax rate by staying out of the top brackets and NIIT in years with lower base income.
An engineer with $3.6 million of embedded long-term gain on employer stock earns $350,000 in base salary. Selling the entire position in one year puts her in the 20% long-term capital gains bracket plus 3.8% NIIT on the full $3.6 million, plus state tax. Total federal and California tax: roughly $1.3 million.
Selling $1.2 million per year over three years, with base income roughly constant, produces a different result. In each of the three years, the first $131,200 of LTCG (2025 joint bracket to 15%) is taxed at 15% instead of 20%, saving $6,560 per year. NIIT still applies because her MAGI exceeds the $250K threshold in each year. Total tax savings from bracket management: roughly $20,000 over three years. Not huge, but real.
The bigger gains from staging come in years when base income changes. A planned sabbatical year with zero wages, a maternity leave with unpaid months, a year between jobs: these can drop base income enough that a large slug of capital gains falls entirely in the 15% bracket or even the 0% bracket. The planning lever is timing sales to match low-income years.
The federal brackets that matter in 2025
Long-term capital gain brackets for married filing jointly in 2025:
- 0%: taxable income up to $96,700
- 15%: $96,701 to $600,050
- 20%: above $600,050
Plus the 3.8% net investment income tax (NIIT) on the lesser of net investment income or MAGI over $250,000 (MFJ).
Plus state tax: California 13.3% top rate, New York up to 10.9%, no tax in Florida/Texas/Washington/Nevada.
The federal cliff between 15% and 20% at $600,050 of taxable income means that a couple with taxable income at $500K has $100K of room in the 15% bracket for additional gains. Once gains push taxable income over $600,050, each additional dollar is at 20% plus NIIT plus state.
The cliff between 0% and 15% at $96,700 is more dramatic. A couple with $50K of taxable income (after deductions) can sell stock with $46K of LTCG at 0% federal. In practice, this is rare for concentrated-stock holders at large tech companies, but sabbatical years and early retirement transitions create such windows.
The NIIT threshold of $250,000 MAGI
NIIT applies to the lesser of (a) net investment income or (b) MAGI over $250,000 MFJ ($200,000 single). For a couple with MAGI below $250K, NIIT is zero regardless of investment income.
Staged selling in years where MAGI stays under the NIIT threshold saves 3.8% on every dollar of gain. For a holder with a sabbatical year or a year of low wages, structuring the year to keep MAGI under $250K can produce meaningful NIIT savings even if the federal LTCG rate is still in the 15% bracket.
A concrete multi-year schedule
Holder: senior engineer, $300K base, $50K passive income, $2.4M of LTCG to realize. Plans to take a sabbatical in year 2.
| Year | Base income | LTCG target | Taxable income | Federal LTCG rate | NIIT | Notes |
|---|---|---|---|---|---|---|
| 1 | $300K | $400K | $680K | 20% | Yes | Standard brackets |
| 2 | $40K (partial-year + unemployment) | $900K | $920K | 15% on first $60K, 20% on rest | Yes | Sabbatical |
| 3 | $310K | $400K | $690K | 20% | Yes | Return to work |
| 4 | $320K | $400K | $700K | 20% | Yes | |
| 5 | $330K | $300K | $610K | Blend 15%/20% | Yes | Finish |
Total gain: $2.4M. Compared to a one-year sale at the top bracket, the staged plan saves roughly $50K-$80K in federal tax alone, depending on exactly how the brackets fall.
The sabbatical year is doing the heavy lifting. Even at $900K of gain, the first $600K of total taxable income is in or below the 15% bracket, producing $30K-$40K of bracket savings against the alternative of realizing that $900K in a year with $300K of wages.
State residency changes mid-plan
The most consequential lever is state residency. A California holder who moves to Texas before years 3-5 of the plan can avoid California’s 13.3% on the gains realized after the move. Against $1.2M of LTCG still to realize, that is $160K of state tax avoided.
The catch: California’s trailing-nexus rules and residency audits. A move needs to be documented and executed, not just announced. See the existing article on California trailing nexus for the details. Short version: move at least 12 months before the large sale, document physical presence in the new state, change all the usual domicile markers (driver’s license, voter registration, primary home, medical providers), and sever old-state ties (sell or rent out the old home, close club memberships).
The staged-selling plan and the residency change can be coordinated. Sell the CA-sourced portion (often the gain attributable to services rendered while CA resident) while still in CA at manageable amounts, then move, then accelerate sales in the new no-tax state.
Harvesting losses to offset gains
Parallel to staged selling, direct-indexing accounts or specific loss positions can produce offsetting losses in each year. Every $10K of long-term losses cancels $10K of long-term gains dollar-for-dollar.
For a five-year plan, a direct-indexing SMA funded at the start can produce $100K-$200K of harvested losses over the period, depending on market conditions. These losses absorb that much of the planned gain realization, either reducing the annual sale or enabling a larger sale at the same after-tax outcome.
Interaction with QSBS and other exclusions
If any portion of the position qualifies for QSBS under IRC §1202, those shares should generally be sold first (to claim the exclusion within its $10M-per-issuer cap). Non-QSBS shares can then be staged across subsequent years with less tax urgency.
QSBS rollovers under §1045 can also play in. A holder with QSBS stock acquired pre-2025 might sell, rollover to new QSBS within 60 days, and continue the chain.
Comparison: staged selling vs alternatives
| Strategy | Tax minimization | Liquidity speed | Complexity | Diversification speed |
|---|---|---|---|---|
| One-year sale | Worst (top brackets) | Fastest | Lowest | Fastest |
| Staged 3-5 years | Moderate | Moderate | Low | Moderate |
| Staged + residency change | Strong | Moderate | Medium | Moderate |
| Staged + direct indexing | Strong | Moderate | Medium-high | Moderate |
| Exchange fund | Deferral, not reduction | Fast (contribution) | Medium | Fast |
| CRT | Spread over life, charity finish | Slow | High | Moderate |
Staged selling is the default first move. Layer other techniques on top as they fit.
Mistakes to avoid
Selling in December based on tax projections that are wrong. End-of-year selling to “fill” a tax bracket requires an accurate projection of other income. Bonuses, acquisition payouts, and year-end comp events can push income higher than projected, pushing the “bracket-filling” sale into a higher bracket after the fact.
Triggering wash sales. If a direct-indexing account holds the same stock as the concentrated position, selling one and buying the other within 30 days creates wash-sale issues.
Ignoring state estimates. California requires quarterly estimated payments on capital gains. A December sale without an estimate can produce underpayment penalties even if the annual tax is paid by April.
Selling too slowly. A five-year stage in a stock that falls 50% during the plan leaves most of the position at the depressed price. Staged selling is a tax strategy, not a market-timing one; don’t let it dominate risk management.
Frequently asked
How many years should I stage over? Typically three to five. Longer than five years loses too much flexibility and exposes too much to stock-price volatility. Shorter than three rarely produces meaningful bracket management.
Can I use margin loans to get liquidity in the early years while staging sales? Yes. SBLOCs against the remaining concentrated position can provide cash without triggering gain, bridging to later-year sales.
What if the stock jumps sharply and I want to accelerate the sale? Abandon the plan and sell. Staged selling is about tax management in normal markets; when prices move 30%+ in a short period, risk management trumps tax optimization.
Are there state-specific sequencing rules? California in particular has nuanced rules about which year-of-service gain is California-source. For equity compensation, the portion attributable to work done while CA resident remains CA-taxable even after you move.
Should I use specific-lot identification? Yes. Tell your broker which tax lots to sell each year. Higher-basis lots produce less gain; lower-basis lots produce more. Matching lots to bracket space is the precision layer of staged selling.
Next step
Build a five-year income projection: base salary, bonuses, vesting gains, other investment income. For each year, identify the space between your projected income and the next bracket threshold (15% to 20% long-term cap gains at $600,050 joint; NIIT at $250,000 MAGI). Size the annual concentrated-stock sale to fit the available bracket space. Revisit annually as circumstances change.
Eighteen years unwinding concentrated single-stock positions for post-IPO tech employees. Reviews VestedGrant's diversification content.
Find a fiduciary advisor who understands equity compensation
Short form. We match you with up to three fee-only advisors who routinely work with RSUs, ISOs, and pre-IPO equity.
- investingThe 70/30 Rule for Single-Stock Concentration: An Anchor, Not a Formula
A common planning anchor: no more than 30% of investable net worth in one stock. The rule is not in the tax code; it is a heuristic that works better at some wealth levels than others.
Read more - investingCharitable Remainder Trusts as a Diversification Exit
A CRT lets a concentrated holder diversify inside a tax-exempt trust, receive income for life, and leave the remainder to charity. The upfront charitable deduction and deferred gain make the math work.
Read more - investingCollar Strategies on Concentrated Positions: Zero-Cost, Structured, Variable
A collar buys downside puts funded by selling upside calls. For concentrated employer-stock holders, it caps loss without triggering gain, but the structure has tax and economic tradeoffs.
Read more - investingWriting Covered Calls on Employer Stock: Income, Not a Hedge
Covered calls generate premium income against a concentrated position. They are not a hedge against downside, and the tax treatment can surprise holders with long-term gain positions.
Read more - investingDirect Indexing as a Concentration Offset: Harvesting Losses Against Employer-Stock Gains
Direct indexing accounts produce a steady stream of realized losses that can offset employer-stock gains over multiple years, turning diversification into a tax-efficient glide path.
Read more - investingExchange Funds (Swap Funds): How Concentrated Holders Defer Gains Without a Sale
Exchange funds let holders of low-basis concentrated stock swap into a diversified pool without triggering capital gains. The catch: a seven-year lockup and qualifying-asset rules.
Read more