VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 5, 2025

View OptionCharts View ORTEX Back to Home

Head-to-head

OptionCharts vs ORTEX comparison

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

Quick takeaways

OptionCharts adds Watchlist, and Options P&L coverage that ORTEX skips.

ORTEX includes Short Interest, Insider Data, Quant, Index Rebalancing, Money Flow, Analyst Recommendations, Analyst Price Targets, News, Calendar, Data APIs, and US Government Trades categories that OptionCharts omits.

OptionCharts highlights: Interactive Option Strategy Profit & Loss chart with multi‑leg templates (e.g., covered call, verticals, iron condor, calendar)., Per‑ticker chart library: volume, open interest, greeks (Δ, Γ, Θ, ν), implied vol skew, max pain, expected move, probability distribution., and Gamma Exposure (GEX) and Delta Exposure (DEX) visualizations..

ORTEX is known for: 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..

ORTEX offers mobile access, which OptionCharts skips.

OptionCharts

optioncharts.io

Web app for options analytics and visualizations (P&L, greeks, IV skew, expected move, GEX/DEX, option history) with market‑wide trend screens. Free tier uses 15‑minute delayed OPRA; real‑time options available on Ultimate plan after exchange agreements. Not a broker; no trading execution.

Platforms

Web

Pricing

Free

Subscription

Quick highlights

Interactive Option Strategy Profit & Loss chart with multi‑leg templates (e.g., covered call, verticals, iron condor, calendar).
Per‑ticker chart library: volume, open interest, greeks (Δ, Γ, Θ, ν), implied vol skew, max pain, expected move, probability distribution.
Gamma Exposure (GEX) and Delta Exposure (DEX) visualizations.
Option Contract History (price, volume, OI, greeks) with intraday history (up to ~1‑minute intervals) and extended history.
Market Trends screens: most active by ticker/contract, highest OI, IV/IV rank, unusual activity, options flow (aggregates update ≈10 min).

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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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Overlap

Shared focus areas

5 overlaps

Mutual strengths include Data Visualizations, Options & Derivatives, and Options plus 2 more areas.

Where they differ

OptionCharts

Distinct strengths include:

Watchlist

Options P&L

Interactive Option Strategy Profit & Loss chart with multi‑leg templates (e.g., covered call, verticals, iron condor, calendar).
Per‑ticker chart library: volume, open interest, greeks (Δ, Γ, Θ, ν), implied vol skew, max pain, expected move, probability distribution.
Gamma Exposure (GEX) and Delta Exposure (DEX) visualizations.
Option Contract History (price, volume, OI, greeks) with intraday history (up to ~1‑minute intervals) and extended history.

ORTEX

Distinct strengths include:

Analyst Recommendations

Analyst Price Targets

News

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.

Feature-by-feature breakdown

Attribute	OptionCharts	ORTEX
Categories Which research workflows each platform targets	Shared: Data Visualizations, Options & Derivatives, Options, Screeners, Blogs Unique: Watchlist, Options P&L	Shared: Data Visualizations, Options & Derivatives, Options, Screeners, Blogs Unique: Short Interest, Insider Data, Quant, Index Rebalancing, Money Flow, Analyst Recommendations, Analyst Price Targets, News, Calendar, Data APIs, US Government Trades
Asset types Supported asset classes and universes	Options, Stocks, ETFs	Stocks, ETFs, Options
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web, Mobile, API
Pricing High-level pricing models	Free, Subscription	Free, Subscription
Key features Core capabilities called out by each vendor	Unique Interactive Option Strategy Profit & Loss chart with multi‑leg templates (e.g., covered call, verticals, iron condor, calendar). Per‑ticker chart library: volume, open interest, greeks (Δ, Γ, Θ, ν), implied vol skew, max pain, expected move, probability distribution. Gamma Exposure (GEX) and Delta Exposure (DEX) visualizations. Option Contract History (price, volume, OI, greeks) with intraday history (up to ~1‑minute intervals) and extended history. Market Trends screens: most active by ticker/contract, highest OI, IV/IV rank, unusual activity, options flow (aggregates update ≈10 min). Watchlists and Saved Trades dashboards (Premium features).	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.
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 OptionCharts and ORTEX both support?

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

Do OptionCharts and ORTEX require subscriptions?

Both OptionCharts and ORTEX 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 OptionCharts focuses on web or desktop access.

What unique strengths set the two platforms apart?

OptionCharts differentiates itself with Interactive Option Strategy Profit & Loss chart with multi‑leg templates (e.g., covered call, verticals, iron condor, calendar)., Per‑ticker chart library: volume, open interest, greeks (Δ, Γ, Θ, ν), implied vol skew, max pain, expected move, probability distribution., and Gamma Exposure (GEX) and Delta Exposure (DEX) visualizations., whereas ORTEX stands out for 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..

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Stay on top of related tools

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