Catalyst | PrimeBooks, LLC

Catalyst — Stock Signal Terminal

Welcome to Catalyst

Connect your free Finnhub API key to get started — takes 30 seconds

Go to finnhub.io/register — free, no credit card required
After login, copy your key from the dashboard page
Paste it below — stored only in your browser, never shared

Privacy: Your API key is stored only in your browser's localStorage and is never transmitted to any server other than Finnhub directly.

Signal Scanner

Scores 100+ stocks across 8 sectors using a 6-factor probability model. Click any result to deep-dive into the full analysis.

Min Probability

80%

Scanning…

📡

Ready to Scan

Set your minimum probability threshold, choose a sector, then hit Run Scanner.

Ready — enter a ticker above

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AWAITING SCAN

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Run a scan to see the signal engine output

Upside Probability

0% — Likely Down ◀—▶ Likely Up — 100%

⚠ Signal model only — 6-factor weighted score based on analyst ratings, price targets, news sentiment, insider activity, earnings momentum & price position. Not financial advice.

News wire

Headlines & catalysts

📰

Awaiting scan

Earnings calendar

Reports & surprises

📅

Awaiting scan

SEC Filings edgar

8-K, 10-Q, insider trades

📄

Awaiting scan

Sentiment wall st

Analysts & insider moves

📊

Awaiting scan