Reflexivity adds Quant, Performance Attribution, Scenario & Stress Tests, Alerts, News, Transcripts, AI, AI Chat, AI Report, and APIs & SDKs coverage that Uncle Stock skips.
VOL. XCIV, NO. 247
★ FINANCIAL TOOLS & SERVICES DIRECTORY ★
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Thursday, October 30, 2025
Tool Comparison
Reflexivity vs Uncle Stock comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
Quick takeaways
Uncle Stock includes Watchlist, Financials, Valuation Models, Scores, Checklist, and Education categories that Reflexivity omits.
Uncle Stock keeps a free entry point that Reflexivity lacks.
In depth comparison
Reflexivity
reflexivity.com
Reflexivity is a sales-led enterprise platform (annual subscription) designed for institutions. Deep Research features are still in beta and not enabled for all accounts. All listed data sources (S&P Global, Refinitiv, Nasdaq, Cboe, etc.) are included out of the box—no separate contracts required.
Categories
Platforms
Pricing
Quick highlights
- Institutional-grade AI research environment with verified data from S&P Global, Refinitiv Datastream, Nasdaq, and Cboe—all included without the need for separate data contracts.
- Deep Research agent that can write and execute Python, run backtests, generate Excel models, export code and data, and produce publication-ready reports.
- Document Intelligence to search and extract from SEC filings, transcripts, presentations, and central bank documents; includes OCR for charts and tables and custom ingestion for proprietary docs.
- Portfolio Insights delivers real-time alerts, risk/exposure analytics, and performance attribution. Portfolios can be replicated via manual entry or file upload. The system produces over 1,500 daily insights spanning 40k+ assets, 250+ indicators, and 20 years of history.
- Scenario Analysis allows backtesting and stress testing with 50+ years of historical market data. Users can model custom scenarios and view results in real time.
Community votes (overall)
Uncle Stock
unclestock.com
Global, fundamentals‑first stock screener with detailed metrics and built‑in backtesting. Covers 60k+ stocks across all continents with up to ~35 years of US history (20 years elsewhere). US fundamentals from Sharadar; non‑US fundamentals and price history from EOD Historical Data. Prices are delayed; Nasdaq shows prior‑day when market is open. API access (Gold) delivers CSV/JSON with explicit rate limits.
Categories
Platforms
Pricing
Quick highlights
- Screening with ~4k searchable metrics, full‑text business/industry search, market/country/sector filters, and index‑constituent filters.
- Backtesting with annual/half‑year/quarterly rebalance, look‑ahead avoidance (uses only data known at rebalance time), position sizing (equal/volatility/expectation‑weighted), early‑sell rules (profit targets, stop loss), and risk stats (Sharpe/Sortino).
- Transparent composite scores (e.g., Uncle Stock score, Quality/Value/Financial‑Health) plus Piotroski, ERP5, Benish M, Montier and more—formulas publicly documented.
- Benchmarking vs S&P 500/other indices; industry medians and long‑history fundamentals.
- Lightweight portfolio: positions, limits & email notifications (Gold).
Community votes (overall)
Where they differ
Reflexivity
Distinct strengths include:
- Institutional-grade AI research environment with verified data from S&P Global, Refinitiv Datastream, Nasdaq, and Cboe—all included without the need for separate data contracts.
- Deep Research agent that can write and execute Python, run backtests, generate Excel models, export code and data, and produce publication-ready reports.
- Document Intelligence to search and extract from SEC filings, transcripts, presentations, and central bank documents; includes OCR for charts and tables and custom ingestion for proprietary docs.
- Portfolio Insights delivers real-time alerts, risk/exposure analytics, and performance attribution. Portfolios can be replicated via manual entry or file upload. The system produces over 1,500 daily insights spanning 40k+ assets, 250+ indicators, and 20 years of history.
Uncle Stock
Distinct strengths include:
- Screening with ~4k searchable metrics, full‑text business/industry search, market/country/sector filters, and index‑constituent filters.
- Backtesting with annual/half‑year/quarterly rebalance, look‑ahead avoidance (uses only data known at rebalance time), position sizing (equal/volatility/expectation‑weighted), early‑sell rules (profit targets, stop loss), and risk stats (Sharpe/Sortino).
- Transparent composite scores (e.g., Uncle Stock score, Quality/Value/Financial‑Health) plus Piotroski, ERP5, Benish M, Montier and more—formulas publicly documented.
- Benchmarking vs S&P 500/other indices; industry medians and long‑history fundamentals.
Feature-by-feature breakdown
| Attribute | Reflexivity | Uncle Stock |
|---|---|---|
Categories Which research workflows each platform targets | Shared: Screeners, Portfolio, Backtesting, Data APIs Unique: Quant, Performance Attribution, Scenario & Stress Tests, Alerts, News, Transcripts, AI, AI Chat, AI Report, APIs & SDKs | Shared: Screeners, Portfolio, Backtesting, Data APIs Unique: Watchlist, Financials, Valuation Models, Scores, Checklist, Education |
Asset types Supported asset classes and universes | Stocks, ETFs, Bonds, Commodities, Currencies | Stocks, Cryptos |
Experience levels Who each product is built for | Intermediate, Advanced | Intermediate, Advanced |
Platforms Where you can access the product | Web, API | Web, API |
Pricing High-level pricing models | Subscription | Free, Subscription |
Key features Core capabilities called out by each vendor | Unique
| Unique
|
Tested Verified by hands-on testing inside Find My Moat | Not yet | Yes |
Editor pick Featured inside curated shortlists | Standard listing | Standard listing |
Frequently Asked Questions
Which workflows do Reflexivity and Uncle Stock both support?
Both platforms cover Screeners, Portfolio, Backtesting, and Data APIs workflows, so you can research those use cases in either tool before digging into the feature differences below.
Which tool offers a free plan?
Uncle Stock offers a free entry point, while Reflexivity requires a paid subscription. Review the pricing table to see how the paid tiers compare.
How can you access Reflexivity and Uncle Stock?
Both Reflexivity and Uncle Stock prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.
What unique strengths set the two platforms apart?
Reflexivity differentiates itself with Institutional-grade AI research environment with verified data from S&P Global, Refinitiv Datastream, Nasdaq, and Cboe—all included without the need for separate data contracts., Deep Research agent that can write and execute Python, run backtests, generate Excel models, export code and data, and produce publication-ready reports., and Document Intelligence to search and extract from SEC filings, transcripts, presentations, and central bank documents; includes OCR for charts and tables and custom ingestion for proprietary docs., whereas Uncle Stock stands out for Screening with ~4k searchable metrics, full‑text business/industry search, market/country/sector filters, and index‑constituent filters., Backtesting with annual/half‑year/quarterly rebalance, look‑ahead avoidance (uses only data known at rebalance time), position sizing (equal/volatility/expectation‑weighted), early‑sell rules (profit targets, stop loss), and risk stats (Sharpe/Sortino)., and Transparent composite scores (e.g., Uncle Stock score, Quality/Value/Financial‑Health) plus Piotroski, ERP5, Benish M, Montier and more—formulas publicly documented..
Keep exploring
Keep exploring
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.