Valero Energy (VLO) Stock Concentration Calculator
Calculator · free · no signup · VLOQuantify Valero Energy concentration risk. Drawdown impact at 30 / 50 / 70%, with the tax-aware trade-off between selling down and hedging.
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Adjust — results update instantly.Position & portfolio
Tax
Most fee-only advisors target ≤10% in any single name. You're at 67%.
Estimates only. Not financial advice.
Most sensitive to: Expected market return (±10% on this input swings best-plan wealth by ±$190,508).
Cost of fully de-concentrating
All three plans sell to 0% (no hedge).Sensitivity. If your expected position return drops below 19.6%/yr, lump-sum (sell everything today) beats every spread plan above.
Have multiple RSU vest lots? The RSU Lot Order Calculator picks which lots to sell first, and on which dates, to divest at the lowest computed tax.
Build your own plan
Toggle below — chart updates live. Sell buttons show the slice.Tech / Software single names hit a 50%+ peak-to-trough drawdown in roughly 1 of every 5 rolling 3-year windows over 2014–2024. Even mega-caps aren’t exempt.
Tax brackets: 2026 · Estimates only — not financial advice.
Estate note. Heirs receive a stepped-up basis at death (§1014), eliminating built-in gain on inherited shares. Older holders who plan to bequeath rather than sell may rationally never de-concentrate.
You sized one position's risk. The beta integrates hedging, sell-down, and tax timing into one optimized plan.
Request beta access →Related calculators: Protect Your Stock Calculator · RSU Lot Order Calculator · Equity Funding Plan Calculator
About Valero Energy
Valero Energy (VLO) is a public Energy company, incorporated in Delaware and headquartered in San Antonio, TX.
Last close: $406.3 per share (as of 2026-10-03).
Equity grants at Valero Energy typically include restricted stock units (RSUs).
Valero Energy Corporation is an American-based fuels producer mostly involved in manufacturing and marketing transportation fuels and other related products. It is headquartered in San Antonio, Texas, United States. Throughout the United States, Canada, and the United Kingdom, the company owns and operates 14 refineries with a combined throughput capacity of approximately 3.2 million barrels per day, two renewable diesel plants that produce approximately 1.2 billion gallons per year, and 12 ethanol plants with a combined production capacity of 1.6 billion gallons as its subsidiaries.
Source: Wikipedia (CC BY-SA 4.0)
Spun out of a San Antonio natural gas utility in 1980, the company became one of the largest independent refiners, with a footprint concentrated on the Gulf Coast. Coastal refineries can source waterborne crude and export refined product, which widens the set of profitable crude grades and markets. Renewable diesel through the Diamond Green joint venture is the largest non-refining business. Refining margins depend on spreads the company does not set. Headquarters are in San Antonio.
Sources: sec.gov · en.wikipedia.org
Equity comp at Valero Energy
- Valero grants restricted stock and performance shares rather than time-based RSUs or stock options as its main equity vehicle. Restricted stock vests over 3 years in equal annual installments (not the more common 4-year schedule). For change in control, performance shares use double-trigger vesting: they do not vest automatically when a change in control occurs; instead, unvested shares vest on a pro-rata basis only if the employee is terminated (without cause, or resigns for good reason) after the change in control. Restricted stock treatment varies by grant and executive level: some awards accelerate automatically upon the change in control itself (single trigger), while others require a qualifying termination after the change in control (double trigger).
- RSUs use double-trigger vesting. Two things must both happen before the shares are yours: (1) the normal time-based vesting completes, and (2) the company has a liquidity event (an IPO or an acquisition). Until both happen, you do not yet own the shares and you do not owe tax on them.
- Vesting schedule: Restricted stock (Valero’s primary equity award, used in place of standard RSUs) vests in three equal annual installments (1/3 each year) beginning on the first anniversary of the grant date, i.e. fully vested after 3 years rather than the typical 4-year/1-year-cliff schedule. Performance shares also vest in one-third annual increments, contingent on performance, and can settle between 0% and 200% of target..
Sources: sec.gov · sec.gov · sec.gov
Researched 2026-08-26.
OptionsAhoy is an independent tool and is not affiliated with, endorsed by, or sponsored by Valero Energy.
If a meaningful share of your net worth sits in VLO, concentration risk is the question. This calculator quantifies drawdown impact at 30 / 50 / 70%, and the trade-off between selling down (tax cost now) versus hedging (option premium drag), auto-filled with VLO's option-implied volatility.
Example: 5,000 VLO shares at $406.3 is a $2,031,500 position. A 30% drawdown costs $609,450; a 50% drawdown costs $1,015,750; a 70% drawdown costs $1,422,050. The calculator quantifies the trade-off between selling down (immediate capital-gains tax) and hedging (option premium drag) using VLO's option-implied volatility and your cost basis.
All Valero Energy tools → · Use the generic Stock Concentration Calculator for any company. Diversifying multiple RSU lots? See the lot-by-lot sell order →
Valero Energy equity questions
- How much VLO stock is too much?
- There is no single threshold, but the larger the share of your net worth in one stock, the more a single bad year can set back your plans. The calculator above quantifies the drawdown impact at 30, 50, and 70 percent for your VLO position and weighs selling down (which triggers capital-gains tax now) against hedging (which costs option premium).
- Does Valero Energy grant ISOs, NSOs, or RSUs?
- Equity compensation at Valero Energy typically takes the form of restricted stock units (RSUs). Restricted stock units are taxed as ordinary income when they vest.
- Do Valero Energy RSUs use double-trigger vesting?
- Yes. Valero Energy restricted stock units (RSUs) vest only when two things both happen: the time-based schedule completes, and the company has a liquidity event such as an initial public offering (IPO) or an acquisition. Until both occur you do not own the shares and owe no tax on them.
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One piece of the puzzle.
OptionsAhoy plans your Valero Energy equity alongside hedging, vesting, and de-concentration, across bullish, neutral, and bearish market scenarios. Free during beta.