Know whether a stock is worth buying.
Before you buy it.
Run an 8-step conviction framework on any stock, from AAPL to BAP.
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Real outcomes, not promises
Users who followed Convex's buy zones on NVDA in Q4 2024 entered an average of 11% below the 6-month high.
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The 8-step conviction framework
A method, not a magic box.
Watch it run on NVDA.
Quality screen
Altman Z-score, ROIC, debt/equity. Only profitable companies advance.

Classify the business
Growth, dividend, financial, or REIT. Each gets its own valuation model.

Read the signals
EPS revisions, technical momentum, insider activity.

Estimate fair value
DCF + EPS blend, sanity-checked against comparable companies.

Monte Carlo scenarios
10,000 simulations to model the distribution of outcomes.

Asymmetry
Risk vs reward ratio. We want at least 2:1 upside to downside.

Verdict
Strong buy, buy, hold, or avoid. Backed by every step above.

Buy zone
Specific entry and exit prices, not just a thumbs up.

Quality screen
Altman Z-score, ROIC, debt/equity. Only profitable companies advance.
Classify the business
Growth, dividend, financial, or REIT. Each gets its own valuation model.
Read the signals
EPS revisions, technical momentum, insider activity.
Estimate fair value
DCF + EPS blend, sanity-checked against comparable companies.
Monte Carlo scenarios
10,000 simulations to model the distribution of outcomes.
Asymmetry
Risk vs reward ratio. We want at least 2:1 upside to downside.
Verdict
Strong buy, buy, hold, or avoid. Backed by every step above.
Buy zone
Specific entry and exit prices, not just a thumbs up.
Go deeper into the methodology
Built for the analysis you actually do
Every analysis in one verdict
NVDA runs the full pipeline: quality, fair value, scenarios, asymmetry. It ends in a buy zone with exact prices and a margin of safety, not just a rating.

Pro unlocks
Buy zones · Monte Carlo · Portfolio health · Alerts
Free includes 5 analyses per day. See what Pro adds.
See Pro features →Where revenue becomes profit
Sankey diagrams trace MSFT's revenue from top-line to net income, so you see exactly where the margin leaks.

Global coverage, LATAM included
NU and other LATAM names get the same depth as AAPL, not an afterthought.

We say no when the math says no
DIS got an AVOID verdict last quarter, and the buy zone math explains why.

Plans for every level of investor
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Free
- 5 analyses per day
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Investor
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Pro
$69 saved vs monthly
- Unlimited everything
- Buy zones (entry + exit)
- Monte Carlo scenarios
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Includes 3 things Yahoo Finance doesn't: buy zones, Monte Carlo scenarios, conviction scoring
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Enterprise
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Common questions
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