Zyvo ← Back to Zyvo

The Zyvo Blog

Straight explainers on portfolio performance, risk, and taxes — written for DIY investors who want the real math, not just a headline number.

How to Record Stock Splits & Broker Transfers

Splits, mergers, spinoffs, and transfers between brokers break most trackers. Here's how to record each one correctly by hand so your positions reconcile.

Read more →

Best Portfolio Trackers with Tax Reporting (2026)

Sharesight, Kubera, Snowball Analytics, Empower, and Zyvo compared on cost-basis methods, capital gains reports, and price.

Read more →

How to Track a Portfolio Across Multiple Brokers

A practical, step-by-step walkthrough for consolidating stocks, ETFs, and crypto held across several brokers into one accurate view.

Read more →

Average Cost vs FIFO: Which Tax Method Should You Use?

The same sale can produce two different taxable gains depending on which cost basis method you use. Here's the real difference — and when it matters.

Read more →

Why a Portfolio Tracker Actually Matters Today

Fragmented accounts, DIY investing, and crypto have made "I'll just remember" a genuinely bad strategy. Here's why tracking properly isn't optional anymore.

Read more →

How to Track a Multi-Broker, Multi-Currency Portfolio Without Losing Your Mind

If your investments are split across brokers and currencies, here's why spreadsheets break down — and what actually needs to happen to get one accurate view.

Read more →

Portfolio Concentration Risk: Why "Diversified" Often Isn't

Owning 15 different stocks doesn't automatically mean you're diversified. Here's how concentration risk actually works, and how to measure it.

Read more →

TWR vs IRR: What's the Difference, and Which One Should You Actually Trust?

Your brokerage's "return" number might be answering a question you didn't ask. Here's the difference between Time-Weighted Return and Internal Rate of Return — and when to use each one.

Read more →