Qumulus AI (QMLS) Stock Concentration Calculator
Calculator · free · no signup · QMLSQuantify Qumulus AI concentration risk. Drawdown impact at 30 / 50 / 70%, with the tax-aware trade-off between selling down and hedging.
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Your inputs
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 ±$190,444).
Cost of fully de-concentrating
All three plans sell to 0% (no hedge).Sensitivity. If your expected position return drops below 19.7%/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 Qumulus AI
Qumulus AI (QMLS) is a public Cloud/SaaS company, incorporated in Georgia and headquartered in Marietta, GA. IPO'd Jul 16, 2026.
Last close: $5.25 per share (as of 2026-10-09).
Nasdaq direct listing Jul 2026; AI GPU cloud infrastructure.
Equity grants at Qumulus AI typically include incentive stock options (ISOs) and non-qualified stock options (NSOs).
QumulusAI traces to 2019, when its Georgia data center subsidiaries were incorporated; the parent company was formally incorporated in December 2022 and operated as Global Digital Holdings before rebranding as QumulusAI in August 2025. Led by CEO Mike Maniscalco, a former Applied Digital CTO, the company builds and leases graphics processing unit (GPU) capacity for AI workloads from a network of U.S. data centers, backed by a $500 million non-recourse financing facility. It completed a direct listing (existing shareholders' shares begin trading without the company raising new capital) on the Nasdaq Global Market on July 16, 2026 under ticker QMLS.
Sources: sec.gov · businesswire.com · hypepotamus.com · datacenterdynamics.com
OptionsAhoy is an independent tool and is not affiliated with, endorsed by, or sponsored by Qumulus AI.
If a meaningful share of your net worth sits in QMLS, 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 QMLS's option-implied volatility.
Example: 5,000 QMLS shares at $5.25 is a $26,250 position. A 30% drawdown costs $7,875; a 50% drawdown costs $13,125; a 70% drawdown costs $18,375. The calculator quantifies the trade-off between selling down (immediate capital-gains tax) and hedging (option premium drag) using QMLS's option-implied volatility and your cost basis.
All Qumulus AI tools → · Use the generic Stock Concentration Calculator for any company. Diversifying multiple RSU lots? See the lot-by-lot sell order →
Qumulus AI equity questions
- How much QMLS 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 QMLS position and weighs selling down (which triggers capital-gains tax now) against hedging (which costs option premium).
- Does Qumulus AI grant ISOs, NSOs, or RSUs?
- Equity compensation at Qumulus AI typically takes the form of incentive stock options (ISOs) and non-qualified stock options (NSOs). Incentive stock options can trigger the alternative minimum tax (AMT) when you exercise.
- When did the Qumulus AI IPO lockup expire?
- Qumulus AI (QMLS) went public on July 16, 2026. The standard post-IPO lockup runs 180 days, so employee and insider shares generally became sellable around January 12, 2027. Confirm against your own grant paperwork, since some lockups release early or in stages.
One piece of the puzzle.
OptionsAhoy plans your Qumulus AI equity alongside hedging, vesting, and de-concentration, across bullish, neutral, and bearish market scenarios. Free during beta.