Personal finance, explained quietly

Clear answers on taxes, retirement and money, without the hype.

Fintrovert is an independent guide for US readers. We explain how the rules actually work, show the math, and update every guide when the numbers change.

Start with the guides

The guides

Four places to start

Every guide lives in one hub

Taxes

Brackets, deductions, credits and filing, in plain language.

Retirement

401(k)s, IRAs, Roth choices and how much is enough.

Saving & Credit

Emergency funds, high-yield savings and credit scores.

Investing

Index funds, asset allocation and staying the course.

Do the math

Calculators & tools

All calculators

Updated through the trading day

Market News

Updated Oct 30, 2026, 10:14 PM ET

Breaking
Tech selloff hands the Nasdaq its worst day since June.

Disappointing results from Intel and Amazon revived worries that heavy AI spending is burning cash faster than it pays off, dragging chip stocks down and sending…
Reuters via Yahoo Finance (opens in a new tab)
Breaking
Binance hit by a record $6.3 billion crypto theft.

The world’s largest crypto exchange paused withdrawals, says about $3 billion has been frozen, and has pledged company funds to cover all losses. Blockchain analysts have…
AP (opens in a new tab)
Intel has its worst day since the 1970s after a weak forecast.

The chipmaker guided fourth-quarter sales and profit below expectations, citing a plant shutdown in Israel and a PC slowdown it expects to last into next year.…
CNBC (opens in a new tab)
Big Tech’s AI spending wipes out a big chunk of October gains.

Meta, Alphabet and Amazon all raised or held huge AI spending plans this earnings season, and more than $2 trillion in value is set to come…
Reuters via Investing.com (opens in a new tab)