Charter Communications (CHTR) Stock Concentration Calculator

Calculator · free · no signup · CHTR

Quantify Charter Communications concentration risk. Drawdown impact at 30 / 50 / 70%, with the tax-aware trade-off between selling down and hedging.

Beta · invite-only · AlphaLatitude Inc. · Free Tools

Your inputs

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Position & portfolio

Default. Adjust to test.
35%
Default. Adjust to test.
20%
10%

Tax

67%
Highly concentratedLong-term
If 30% drop
$150,000
If 50% drop
$250,000
If 70% drop
$350,000

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).

Tax
Wealth (3y)$956,485
+$33,417 vs.

Tax
Wealth (3y)$994,174
+$71,106 vs.

Tax
Wealth (3y)$1.04M
+$112,490 vs.

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.

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Toggle below — chart updates live. Sell buttons show the slice.
Sell over 1 yearSell over 2 yearsSell over 3 yearsCustom
$712,500$815,995$919,489$1,022,984$1,126,478Yr 0Yr 1Yr 2Yr 3
Year 1
Year 2
Year 3
Tax$200,753
Hedge cost$37,676
Wealth at Y3$1,046,371
Vs. best fixed plan+$10,813

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.

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Related calculators: Protect Your Stock Calculator · RSU Lot Order Calculator · Equity Funding Plan Calculator

About Charter Communications

Charter Communications (CHTR) is a public Consumer Internet company, headquartered in Stamford, CT.

Equity grants at Charter Communications typically include restricted stock units (RSUs).

Charter Communications, Inc., is an American telecommunications and mass media company with services branded as Spectrum. The company is headquartered in Stamford, Connecticut.

Source: Wikipedia (CC BY-SA 4.0)

The company grew by acquiring cable systems, emerged from a 2009 bankruptcy, and then bought Time Warner Cable and Bright House in 2016 to become the second largest American cable operator under the Spectrum brand. Broadband subscriptions carry the economics as video declines, and Spectrum Mobile resells Verizon's network to bundle wireless with internet. Fixed wireless competition from mobile carriers and fiber overbuilds have pressured subscriber growth. Liberty Broadband holds a substantial stake. Headquarters are in Stamford, Connecticut.

Sources: corporate.charter.com · en.wikipedia.org

Equity comp at Charter Communications

  • RSUs use single-trigger vesting: shares become yours as each portion vests on schedule, and the value is taxed as ordinary income at that point. No IPO or acquisition is required.

Researched 2026-08-17.

OptionsAhoy is an independent tool and is not affiliated with, endorsed by, or sponsored by Charter Communications.

If a meaningful share of your net worth sits in CHTR, 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 CHTR's option-implied volatility.

All Charter Communications tools → · Use the generic Stock Concentration Calculator for any company. Diversifying multiple RSU lots? See the lot-by-lot sell order →

Charter Communications equity questions

How much CHTR 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 CHTR position and weighs selling down (which triggers capital-gains tax now) against hedging (which costs option premium).
Does Charter Communications grant ISOs, NSOs, or RSUs?
Equity compensation at Charter Communications typically takes the form of restricted stock units (RSUs). Restricted stock units are taxed as ordinary income when they vest.
Do Charter Communications RSUs use double-trigger vesting?
No. Charter Communications restricted stock units (RSUs) use single-trigger vesting: each tranche becomes yours as it vests on schedule, taxed as ordinary income at that point, with no liquidity event required.
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