VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Monday, October 6, 2025

View ORTEX View Portfolio Visualizer Back to Home

Head-to-head

ORTEX vs Portfolio Visualizer comparison

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

Quick takeaways

ORTEX adds Short Interest, Insider Data, Index Rebalancing, Money Flow, Options & Derivatives, Options, Analyst Recommendations, Analyst Price Targets, News, Calendar, Data APIs, US Government Trades, Screeners, and Blogs coverage that Portfolio Visualizer skips.

Portfolio Visualizer includes Factor Exposure, Risk Metrics (VaR/ES/Drawdown), Monte Carlo, Backtesting, and Correlation categories that ORTEX omits.

ORTEX highlights: Short interest and lending analytics including utilization, cost to borrow, shares on loan, and percentage of free float on loan, with intraday and real-time estimates from a large pool of lenders and brokers., Official U.S. exchange-reported short interest (bi-monthly) and European flagged shorts, alongside lending-based estimates., and Options coverage with unusual activity and flow detection; OPRA-sourced data gated by user agreement to OPRA terms..

Portfolio Visualizer is known for: Portfolio backtesting for mutual funds, ETFs, and stocks with configurable rebalancing rules; separate modules for asset-class backtesting., Monte Carlo simulations for portfolio growth, survival probabilities, and goal-based financial planning., and Optimization tools including efficient frontier modeling, mean–variance optimization, and the Black–Litterman model..

ORTEX ships a mobile app. Portfolio Visualizer is web/desktop only.

ORTEX

public.ortex.com

Hands-on review

Analytics platform focused on short interest and securities lending, with additional coverage of options flow, insider trades, analyst views, and index rebalances. Offers a free tier with limited features, plus paid plans (Basic $39/mo, Advanced $129/mo). Options data is sourced from OPRA and requires agreeing to OPRA terms. API access is available with key-based authentication, and an Excel Add-in (beta) supports short interest data.

Platforms

Web

Mobile

API

Pricing

Free

Subscription

Quick highlights

Short interest and lending analytics including utilization, cost to borrow, shares on loan, and percentage of free float on loan, with intraday and real-time estimates from a large pool of lenders and brokers.
Official U.S. exchange-reported short interest (bi-monthly) and European flagged shorts, alongside lending-based estimates.
Options coverage with unusual activity and flow detection; OPRA-sourced data gated by user agreement to OPRA terms.
Alpha trading signals across themes like Short Squeeze, EPS, RSI, MACD, and Company Events, each with back-tested stats and intraday updates.
Configurable stock screener including short-interest columns; results can be exported.

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Portfolio Visualizer

portfoliovisualizer.com

Hands-on review

Web-based analytics suite for portfolio backtesting, optimization, and factor analysis. The free tier supports up to ~15 assets and limited history, while Basic and Pro tiers extend to ~150 assets with YTD results, model saving, and data export. Paid plans include a 14-day free trial.

Platforms

Web

Pricing

Free

Subscription

Quick highlights

Portfolio backtesting for mutual funds, ETFs, and stocks with configurable rebalancing rules; separate modules for asset-class backtesting.
Monte Carlo simulations for portfolio growth, survival probabilities, and goal-based financial planning.
Optimization tools including efficient frontier modeling, mean–variance optimization, and the Black–Litterman model.
Factor analytics with multi-factor regressions and a risk-factor allocation optimizer.
Correlation analysis at the asset or asset-class level via heatmaps and matrices.

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Overlap

Shared focus areas

2 overlaps

Mutual strengths include Quant, and Data Visualizations.

Where they differ

ORTEX

Distinct strengths include:

Options & Derivatives

Options

Analyst Recommendations

Analyst Price Targets

Short interest and lending analytics including utilization, cost to borrow, shares on loan, and percentage of free float on loan, with intraday and real-time estimates from a large pool of lenders and brokers.
Official U.S. exchange-reported short interest (bi-monthly) and European flagged shorts, alongside lending-based estimates.
Options coverage with unusual activity and flow detection; OPRA-sourced data gated by user agreement to OPRA terms.
Alpha trading signals across themes like Short Squeeze, EPS, RSI, MACD, and Company Events, each with back-tested stats and intraday updates.

Portfolio Visualizer

Distinct strengths include:

Factor Exposure

Risk Metrics (VaR/ES/Drawdown)

Monte Carlo

Backtesting

Correlation

Portfolio backtesting for mutual funds, ETFs, and stocks with configurable rebalancing rules; separate modules for asset-class backtesting.
Monte Carlo simulations for portfolio growth, survival probabilities, and goal-based financial planning.
Optimization tools including efficient frontier modeling, mean–variance optimization, and the Black–Litterman model.
Factor analytics with multi-factor regressions and a risk-factor allocation optimizer.

Feature-by-feature breakdown

Attribute	ORTEX	Portfolio Visualizer
Categories Which research workflows each platform targets	Shared: Quant, Data Visualizations Unique: Short Interest, Insider Data, Index Rebalancing, Money Flow, Options & Derivatives, Options, Analyst Recommendations, Analyst Price Targets, News, Calendar, Data APIs, US Government Trades, Screeners, Blogs	Shared: Quant, Data Visualizations Unique: Factor Exposure, Risk Metrics (VaR/ES/Drawdown), Monte Carlo, Backtesting, Correlation
Asset types Supported asset classes and universes	Stocks, ETFs, Options	Stocks, ETFs, Mutual Funds, Bonds, Commodities
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, Mobile, API	Web
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Short interest and lending analytics including utilization, cost to borrow, shares on loan, and percentage of free float on loan, with intraday and real-time estimates from a large pool of lenders and brokers. Official U.S. exchange-reported short interest (bi-monthly) and European flagged shorts, alongside lending-based estimates. Options coverage with unusual activity and flow detection; OPRA-sourced data gated by user agreement to OPRA terms. Alpha trading signals across themes like Short Squeeze, EPS, RSI, MACD, and Company Events, each with back-tested stats and intraday updates. Configurable stock screener including short-interest columns; results can be exported. Live intraday charts with last price and bid/ask displayed.	Unique Portfolio backtesting for mutual funds, ETFs, and stocks with configurable rebalancing rules; separate modules for asset-class backtesting. Monte Carlo simulations for portfolio growth, survival probabilities, and goal-based financial planning. Optimization tools including efficient frontier modeling, mean–variance optimization, and the Black–Litterman model. Factor analytics with multi-factor regressions and a risk-factor allocation optimizer. Correlation analysis at the asset or asset-class level via heatmaps and matrices. Tactical asset allocation strategies such as moving averages, momentum signals, valuation-based models, and target volatility frameworks.
Tested Verified by hands-on testing inside Find My Moat	Yes	Yes
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do ORTEX and Portfolio Visualizer both support?

Both platforms cover Quant, and Data Visualizations workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do ORTEX and Portfolio Visualizer require subscriptions?

Both ORTEX and Portfolio Visualizer keep freemium access with optional paid upgrades, so you can trial each platform before committing.

Which tool has mobile access?

ORTEX ships a dedicated mobile experience, while Portfolio Visualizer focuses on web or desktop access.

What unique strengths set the two platforms apart?

ORTEX differentiates itself with Short interest and lending analytics including utilization, cost to borrow, shares on loan, and percentage of free float on loan, with intraday and real-time estimates from a large pool of lenders and brokers., Official U.S. exchange-reported short interest (bi-monthly) and European flagged shorts, alongside lending-based estimates., and Options coverage with unusual activity and flow detection; OPRA-sourced data gated by user agreement to OPRA terms., whereas Portfolio Visualizer stands out for Portfolio backtesting for mutual funds, ETFs, and stocks with configurable rebalancing rules; separate modules for asset-class backtesting., Monte Carlo simulations for portfolio growth, survival probabilities, and goal-based financial planning., and Optimization tools including efficient frontier modeling, mean–variance optimization, and the Black–Litterman model..

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