AMT + ISO Exercise Calculator
Open →Plan Tanium ISO exercise around the AMT bargain element. Federal + state, AMT crossover, multi-year credit recovery.
Deep dive: Four AMT mistakes you can still fix before December 31 →Tanium is pre-IPO. Plan your AMT and NSO exercise tax at any valuation: current 409A FMV, expected IPO price, or post-IPO scenarios.
Beta · invite-only · AlphaLatitude Inc. · Free Tools
Plan Tanium ISO exercise around the AMT bargain element. Federal + state, AMT crossover, multi-year credit recovery.
Deep dive: Four AMT mistakes you can still fix before December 31 →Left Tanium with vested ISOs? Model the 90-day exercise-or-forfeit window: your deadline, AMT cost of exercising at once, and the share count that maximizes after-tax value.
Tanium NSO exercise tax (federal, state, FICA) plus a sell-vs-hold comparison for long-term capital gains.
Deep dive: Six NSO mistakes your tax advisor probably won't mention →Don't work at Tanium? Find another company.
Tanium is a privately held Cybersecurity company, incorporated in Delaware and headquartered in Kirkland, WA.
Last reported secondary-market price: $5.4 per share (as of 2026-06-16). Your own 409A may differ.
$9B; endpoint mgmt.
Equity grants at Tanium typically include incentive stock options (ISOs) and non-qualified stock options (NSOs).
Tanium is a privately held cybersecurity and systems management company founded in 2007 with headquarters in Kirkland, Washington, and its operations center in Emeryville, California.
Source: Wikipedia (CC BY-SA 4.0)
Founded in 2007 by father-son duo David and Orion Hindawi (BigFix veterans), Tanium operates from Kirkland, Washington and sells a Converged Endpoint Management platform that delivers real-time visibility and control across millions of endpoints, unifying security and IT operations workflows. The Series F round in 2021 pushed its valuation to roughly $9B, though 2025 secondary-market marks have softened toward $4B. IPO chatter persists but no filing has surfaced. At Converge 2025, Tanium deepened its ServiceNow tie-up by piping endpoint telemetry into ServiceNow's AI Platform, and continues to integrate with Microsoft Defender and Intune.
Sources: research.contrary.com · scworld.com · forgeglobal.com
OptionsAhoy is an independent tool and is not affiliated with, endorsed by, or sponsored by Tanium.
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OptionsAhoy plans your Tanium equity alongside hedging, vesting, and de-concentration, across bullish, neutral, and bearish market scenarios. Free during beta.