VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 5, 2025

View Reflexivity View Unusual Whales Back to Home

Head-to-head

Reflexivity vs Unusual Whales comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

Reflexivity adds Quant, Performance Attribution, Scenario & Stress Tests, Backtesting, Transcripts, AI, AI Chat, and AI Report coverage that Unusual Whales skips.

Unusual Whales includes Options & Derivatives, Paper Trading, Dark Pool & Off-Exchange, US Government Trades, Insider Data, 13F, Education, Calendar, and Dividends categories that Reflexivity omits.

Reflexivity 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., 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..

Unusual Whales is known for: Live options flow across all US options exchanges, with a status indicator so you know the feed is healthy., Dark-pool tape plus ‘Dark Pool Levels’ to surface recent prints and ticker-specific liquidity zones., and Options and stock screeners with filters for premium, volume, open interest, IV rank, and common technicals..

Unusual Whales keeps a free entry point that Reflexivity lacks.

Unusual Whales offers mobile access, which Reflexivity skips.

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.

Platforms

Web

API

Pricing

Subscription

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)

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Unusual Whales

unusualwhales.com

Editor’s pick Hands-on review

Real-time options flow and dark-pool analytics built for active traders. Free plans view delayed data; paid tiers stream live flow, with annual plans unlocking data downloads. The public API is sold separately, and “Periscope” (market-wide SPX exposure) is available as an add-on.

Platforms

Web

Mobile

API

Pricing

Free

Subscription

Quick highlights

Live options flow across all US options exchanges, with a status indicator so you know the feed is healthy.
Dark-pool tape plus ‘Dark Pool Levels’ to surface recent prints and ticker-specific liquidity zones.
Options and stock screeners with filters for premium, volume, open interest, IV rank, and common technicals.
Options Profit Calculator to model multi-leg strategies, Greeks, and payoff P/L.
Paper trading for both stocks and options to test ideas without risk.

Community votes (overall)

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Overlap

Shared focus areas

6 overlaps

Mutual strengths include Screeners, Portfolio, and Alerts plus 3 more areas.

Where they differ

Reflexivity

Distinct strengths include:

Quant

Performance Attribution

Scenario & Stress Tests

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.

Unusual Whales

Distinct strengths include:

Options & Derivatives

Paper Trading

Dark Pool & Off-Exchange

Live options flow across all US options exchanges, with a status indicator so you know the feed is healthy.
Dark-pool tape plus ‘Dark Pool Levels’ to surface recent prints and ticker-specific liquidity zones.
Options and stock screeners with filters for premium, volume, open interest, IV rank, and common technicals.
Options Profit Calculator to model multi-leg strategies, Greeks, and payoff P/L.

Feature-by-feature breakdown

Attribute	Reflexivity	Unusual Whales
Categories Which research workflows each platform targets	Shared: Screeners, Portfolio, Alerts, News, Data APIs, APIs & SDKs Unique: Quant, Performance Attribution, Scenario & Stress Tests, Backtesting, Transcripts, AI, AI Chat, AI Report	Shared: Screeners, Portfolio, Alerts, News, Data APIs, APIs & SDKs Unique: Options & Derivatives, Paper Trading, Dark Pool & Off-Exchange, US Government Trades, Insider Data, 13F, Education, Calendar, Dividends
Asset types Supported asset classes and universes	Stocks, ETFs, Bonds, Commodities, Currencies	Stocks, ETFs, Options
Experience levels Who each product is built for	Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, Mobile, API
Pricing High-level pricing models	Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique 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. Smart Screening across 40k+ global securities with thematic, fundamental, technical, and ESG filters, plus unique criteria like insider trades, government trades, and management changes.	Unique Live options flow across all US options exchanges, with a status indicator so you know the feed is healthy. Dark-pool tape plus ‘Dark Pool Levels’ to surface recent prints and ticker-specific liquidity zones. Options and stock screeners with filters for premium, volume, open interest, IV rank, and common technicals. Options Profit Calculator to model multi-leg strategies, Greeks, and payoff P/L. Paper trading for both stocks and options to test ideas without risk. Portfolio Manager with broker linking for IBKR, tastytrade, Fidelity, and Robinhood.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Yes
Editor pick Featured inside curated shortlists	Standard listing	Highlighted

Frequently Asked Questions

Which workflows do Reflexivity and Unusual Whales both support?

Both platforms cover Screeners, Portfolio, Alerts, News, Data APIs, and APIs & SDKs workflows, so you can research those use cases in either tool before digging into the feature differences below.

Which tool offers a free plan?

Unusual Whales offers a free entry point, while Reflexivity requires a paid subscription. Review the pricing table to see how the paid tiers compare.

Which tool has mobile access?

Unusual Whales ships a dedicated mobile experience, while Reflexivity focuses on web or desktop access.

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 Unusual Whales stands out for Live options flow across all US options exchanges, with a status indicator so you know the feed is healthy., Dark-pool tape plus ‘Dark Pool Levels’ to surface recent prints and ticker-specific liquidity zones., and Options and stock screeners with filters for premium, volume, open interest, IV rank, and common technicals..

Keep exploring

Stay on top of related tools

Browse the categories and profiles that overlap most with this comparison to round out your shortlist.