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9,500+
Investors using SIA
6
Professional valuation calculators
10yr
Historical financial data
$10
Full access, per month
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What's Inside

Everything you need.
Nothing you don't.

We stripped away the complexity. Each tool is built around one simple question: is this a good company at a fair price?

Elite Investor Portfolios

Elite Investor Portfolios

See exactly what Buffett, Ackman, and others are buying and holding. Updated quarterly so you always know where the best are placing their bets.

→ Buffett · Ackman · and more

Analysis Table

Analysis Table

The only metrics that matter, side by side. Revenue growth, margins, debt levels — colour-coded so you can judge quality at a glance.

→ 10+ years of financial data per company

Valuation Calculators

Valuation Calculators

Six essential models — including DCF, DDM, CCA, and PEGY. Enter your numbers, get a fair value estimate in seconds. No finance degree required.

→ DCF · DDM · CCA · PEGY · and more

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How It Works

Three steps to a
confident decision.

Analyse any stock in minutes, not hours.

1
Find your next idea

Track exactly what Buffett, Ackman, and 13 other world-class investors are buying and holding — so you always know where the best minds are placing their bets.

2
Analyse what actually matters

Pull 10 years of financial data instantly. Our analysis table shows only the numbers that drive long-term returns — colour-coded so you can judge quality at a glance.

3
Decide with confidence

Run the numbers through four valuation calculators. See if the price is fair. Then decide — with the full picture in front of you, not a gut feeling.

That’s how you see what the best investors see.

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Simple Pricing

Start free.
Upgrade when ready.

No lock-ins, no confusing tiers. Just two plans.

Basic
Free

Get started with the basics.


✓ 3 Investor Calculators
✓ AAPL Dashboard Preview
✓ Bill Ackman Portfolio Preview
✓ Weekly Investor Newsletter
Premium
$10.00
Every month
$100.00
Every year

Full access to every tool and dataset.


✓ Analysis Table with 10+ years of data
✓ Elite Investor Portfolios
✓ All 6 Investor Calculators
✓ 300+ Company dashboards
✓ Beautiful data visualizations
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Dashboards

Every stock has its own
interactive dashboard

Access via the Analysis Table or Library — each dashboard shows 10 years of visual data.

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What Investors Say

Simple tools.
Real results.

★★★★★

"The calculators are very practical and easy to use. I finally feel like I understand what a stock is actually worth."

DL

David Li

Individual Investor

★★★★★

"A very good course that explains how to evaluate a company with practical examples and simplicity. Exactly what I was looking for."

PA

Paulo Almeida

Self-Taught Investor

★★★★★

"I would highly recommend it to anyone interested in pursuing an education in investing. The simplicity is its strength."

LL

Luis Lazarte

Long-Term Investor

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