Sell IDEXX Laboratories (IDXX) stock to fund a goal

Calculator · free · no signup · IDXX

Need cash for a goal? Plan the minimum-tax schedule to sell your vested IDEXX Laboratories (IDXX) shares and net a target amount by a target date, across tax years.

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Inputs

Your equity

One stack per ticker (current-employer RSUs, prior-employer holdings, index fund, etc.). Each stack has its own current price, growth assumption, and cost-basis lots.

Stack 1

Drives chance-of-shortfall · default 30%

Lots

Plan

Estimates only. Not financial advice.

10%
1%30%

Lock-in-now is deterministic (0%). Plans that wait depend on future prices; risk is near-zero when inventory comfortably exceeds the goal. Volatility: each stack's option-implied vol if a ticker is set, otherwise 30%. Lognormal model; real markets have fatter tails.

Tax
Wealth @ target$719,068$716,894$714,464$712,031
Chance of shortfall0%1.9%3.4%

Feasible

$400,071 net by 08/01/27

Total tax: $109,597 (federal $58,819, state $36,048, NIIT $14,729)

Schedule · Recommended

Sale dateSharesTaxNetCumulative
08/17/264,085$351,104$360,043
03/31/274$360$360,406
04/30/2732$2,896$363,321
05/31/27100$9,103$372,466
06/30/27100$9,157$381,644
07/31/27100$9,212$390,857
08/01/27100$9,215$400,071

Risk vs wealth

Each dot is a possible plan. Right is riskier, up is more wealth left over.

$711K$716K$720K0%5%10%chance of shortfallyour risk ceilingRecommendedLock in nowBalancedHold for growth

Trajectory of cash netted

Solid line = expected. Shaded band = 10th–90th percentile under price uncertainty.

$0$220K$440KAug 26Feb 27Aug 27goal $400K

After the plan

You keep 3,479 shares worth $411,873 at the projected target-date price, invested for the next decision.

You solved for a cash target. The beta optimizes your full portfolio across multiple goals and market scenarios, not just one funding need.

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Related calculators: RSU Lot Order Calculator · Stock Concentration Calculator · RSU Sell-vs-Hold Calculator

About IDEXX Laboratories

IDEXX Laboratories (IDXX) is a public Other company, incorporated in Delaware and headquartered in Westbrook, ME.

Equity grants at IDEXX Laboratories typically include restricted stock units (RSUs).

IDEXX Laboratories, Inc. is an American multinational corporation engaged in the development, manufacture, and distribution of products and services for the companion animal veterinary, livestock and poultry, water testing, and dairy markets. Incorporated in 1983 by David Evans Shaw, the company is headquartered in Westbrook, Maine, and in Hoofddorp, Netherlands for its EMEA divisions. IDEXX offers products to customers in over 175 countries around the world and employs about 11,000 people in full-and part-time positions.

Source: Wikipedia (CC BY-SA 4.0)

Founded in 1983 in Maine, the company makes diagnostics for veterinary practices: in-clinic analyzers, reference laboratory testing, and practice management software, plus water and livestock testing. The model mirrors human diagnostics but sells into a fragmented market of small clinics, where placing an analyzer creates years of consumable purchases. Pet ownership growth and rising spending per animal have driven results, and the company holds a dominant share of companion animal diagnostics. Headquarters are in Westbrook, Maine.

Sources: idexx.com · en.wikipedia.org

Equity comp at IDEXX Laboratories

  • 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 IDEXX Laboratories.

If you hold vested IDEXX Laboratories (IDXX) shares and need a set amount of cash by a date (a house down payment, tuition, a sabbatical, a business buy-in), the question is which lots to sell and in which tax years to keep the most after tax. This calculator builds the minimum-tax sell schedule across your lots, accounting for federal long-term capital gains, the net investment income tax, and your state.

All IDEXX Laboratories tools → · Use the generic Stock Sale Funding Calculator for any company.

IDEXX Laboratories equity questions

How much IDXX stock do I sell to fund a goal without overpaying tax?
It depends on your cost basis, your target amount and date, and how the sale spreads across tax years. Selling vested IDXX shares triggers long-term capital-gains tax, plus the 3.8% net investment income tax and state tax above certain income, and bunching a large sale into one year can push the gain into a higher bracket. The calculator above builds the minimum-tax sell schedule across your lots to net your target amount by your date.
Does IDEXX Laboratories grant ISOs, NSOs, or RSUs?
Equity compensation at IDEXX Laboratories typically takes the form of restricted stock units (RSUs). Restricted stock units are taxed as ordinary income when they vest.
Do IDEXX Laboratories RSUs use double-trigger vesting?
No. IDEXX Laboratories 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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OptionsAhoy plans your IDEXX Laboratories equity alongside hedging, vesting, and de-concentration, across bullish, neutral, and bearish market scenarios. Free during beta.

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