Featured

SK Hynix Just Raised $26.5 Billion. The Thing It Sells Is the Real AI Bottleneck.

SK Hynix's Nasdaq debut was the largest US listing ever by a foreign company. It controls roughly 60% of high-bandwidth memory, which is the actual constraint on AI compute. The harder question is whether memory has really stopped being a cyclical business, and I don't think it has.

Tech Talk News··11 min read

Latest Investing stories

Signals across stocks, real estate, and modern portfolios for operators who invest actively.

The Second Million of Umbrella Coverage Costs a Quarter of the First
New
Investing··8 min

The Second Million of Umbrella Coverage Costs a Quarter of the First

A $1 million personal umbrella policy averages $300 to $400 a year. Each additional million runs $75 to $150. That pricing curve tells you what the product is: insurance against something that almost never happens, and the reason your liability is uncapped while your coverage is not.

umbrella insuranceliabilityinsurance
The Case Against Annuities Is About a Different Product From the One Worth Buying
New
Investing··9 min

The Case Against Annuities Is About a Different Product From the One Worth Buying

One word covers two things that share almost nothing. A single premium immediate annuity is longevity insurance with no annual fee, and its payout includes a return source you cannot replicate on your own. Variable and indexed annuities are investment products that can run 1.5% to 3.5% all-in. The deserved criticism of the second gets used to dismiss the first.

annuitiesretirementlongevity risk
The 529 Roth Rollover Runs on a 15-Year Clock. Open the Account Now, Fund It Later.
New
Investing··9 min

The 529 Roth Rollover Runs on a 15-Year Clock. Open the Account Now, Fund It Later.

SECURE 2.0 answered the standing objection to 529s: unused money can move to the beneficiary's Roth IRA. But the account has to be 15 years old, and the clock starts when you open it rather than when you fund it. Which makes the decision that matters a calendar decision, not a contribution one.

529 planroth iracollege savings
Your Credit Utilization Is a Snapshot Taken on a Date You Probably Don't Know
New
Investing··9 min

Your Credit Utilization Is a Snapshot Taken on a Date You Probably Don't Know

Card issuers report your balance shortly after the statement closes, not after you pay. So someone who pays in full every month and never carries a dollar of interest can still be scored as though their cards are nearly maxed. The fix is a calendar change, not a spending one.

credit scorecredit utilizationpersonal finance
The Backdoor Roth Is Simple. The Pro-Rata Rule Measures a Date You Weren't Watching.
New
Investing··9 min

The Backdoor Roth Is Simple. The Pro-Rata Rule Measures a Date You Weren't Watching.

Contribute to a traditional IRA, convert to Roth, done. That works cleanly only if your other traditional IRA balances are empty, and the balance that decides it is measured on December 31, not on the day you convert. Which means a rollover in November can retroactively tax a conversion you made in March.

roth irabackdoor rothtaxes
A Wash Sale Usually Just Delays Your Loss. Buying It Back Inside an IRA Destroys It.
New
Investing··9 min

A Wash Sale Usually Just Delays Your Loss. Buying It Back Inside an IRA Destroys It.

Trip the wash sale rule in a taxable account and the loss is deferred, not lost: it moves into the cost basis of the replacement shares. Repurchase inside an IRA or HSA instead and there is no basis to move it to, so the deduction is gone permanently. Your broker will not flag it.

tax loss harvestingwash saletaxes

Investing tools

Free calculators built out of the investing articles. Nothing to sign up for, nothing stored.

All tools

Market Signals

Equity insights, earnings checklists, and software market coverage.

The AI CapEx Trade Is Changing: From Picks-and-Shovels to Power
Investing··12 min

The AI CapEx Trade Is Changing: From Picks-and-Shovels to Power

Nvidia was the obvious AI trade. The non-obvious one is whoever plugs the grid into the building. Hyperscalers are guiding to $725 billion of 2026 capex, and the binding constraint is no longer chips. It's turbines, transformers, and interconnection queues.

ai-capexai-infrastructurepower-grid
Market Cap vs Enterprise Value: Which Number Actually Matters
Investing··9 min

Market Cap vs Enterprise Value: Which Number Actually Matters

Market cap is the number everyone quotes, but it answers a narrower question than people think. Enterprise value is what it would actually cost to buy the whole business, debt and cash included. Two companies with the same market cap can have wildly different real price tags.

investingvaluationenterprise-value
What a Stock Buyback Actually Does, and Who It Helps
Investing··10 min

What a Stock Buyback Actually Does, and Who It Helps

A buyback is a company spending cash to buy its own stock, shrinking the share count so profits divide among fewer shares. That's it. Whether it creates value or just flatters EPS comes down to one thing: the price paid. The announcement is noise. The execution is the story.

investingbuybackscapital-allocation

Portfolio Strategy

Structures, allocation tactics, and fintech tooling for modern investing.

Market Cap vs Enterprise Value: Which Number Actually Matters
Investing··9 min

Market Cap vs Enterprise Value: Which Number Actually Matters

Market cap is the number everyone quotes, but it answers a narrower question than people think. Enterprise value is what it would actually cost to buy the whole business, debt and cash included. Two companies with the same market cap can have wildly different real price tags.

investingvaluationenterprise-value
What Is Rebalancing and Why Your Portfolio Needs It
Investing··8 min

What Is Rebalancing and Why Your Portfolio Needs It

Left alone, your portfolio quietly drifts toward whatever has run up the most, right before it usually runs down. Rebalancing drags it back to your target and forces you to sell high and buy low without thinking about it.

rebalancingasset allocationrisk management
Compound Interest Is the Whole Game
Investing··9 min

Compound Interest Is the Whole Game

Compound interest is earning returns on your returns. It feels like magic because humans think in straight lines and compounding curves upward. The one variable that decides everything is time, and it's the one you can't buy back.

compound-interestpersonal-financeinvesting

Real Assets

Macro housing trends, proptech, and real estate portfolio plays.

What Is a REIT, Really
Investing··7 min

What Is a REIT, Really

A REIT is a company legally forced to hand almost all its profit back to you every year. That one rule explains the fat 4% dividend, the odd tax bill, the interest-rate whiplash, and why you value it on FFO instead of earnings.

reitsreal estatedividends
Is Buying a House Actually a Good Investment? Running the Real Math
Investing··8 min

Is Buying a House Actually a Good Investment? Running the Real Math

The honest answer is 'it depends, and the break-even is longer than realtors admit.' Here's the actual comparison: the multi-year hold you need, the opportunity cost of a down payment, and the phantom costs that never show up in the payment.

real estatehome buyingrent vs buy
How a Mortgage Actually Works (Amortization, Explained)
Investing··9 min

How a Mortgage Actually Works (Amortization, Explained)

Your early mortgage payments are almost all interest, and almost none of it touches the balance. Here is how amortization, PITI, escrow, and extra payments actually work, with a real schedule.

mortgageamortizationreal estate

Browse Investing by tag

Explore all investing articles by topic.