VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Sunday, October 26, 2025

View ORTEX View Stock Spinoff Investing Home My Collections

Head-to-head

ORTEX vs Stock Spinoff Investing comparison

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

Quick takeaways

ORTEX adds Short Interest, Insider Data, Quant, Data Visualizations, Index Rebalancing, Money Flow, Options & Derivatives, Options, Analyst Recommendations, Analyst Price Targets, News, Data APIs, US Government Trades, and Screeners coverage that Stock Spinoff Investing skips.

Stock Spinoff Investing includes Stock Ideas, Spin-offs, Videos, and Newsletters 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..

Stock Spinoff Investing is known for: Spin‑off Calendar: **Upcoming** table with parent/spinco, tickers, target timing, first‑trade date, and resource links; plus a **Completed** table with first‑day price, current price, and return since spin‑off., Premium research: ~1 new idea per month with detailed write‑ups, weekly email updates, and a live monthly video Q&A., and Community: members‑only **Discord** for discussion and Q&A with the author..

ORTEX ships a mobile app. Stock Spinoff Investing 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

WebMobileAPI

Pricing

FreeSubscription

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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Stock Spinoff Investing

stockspinoffinvesting.com

Research and newsletter service focused on stock spin‑offs and related special situations. Public **Upcoming** and **Completed** spin‑off calendars; paid tiers deliver monthly deep‑dive ideas, weekly updates, live Q&A calls, and a members‑only Discord. Primary focus is U.S. spin‑offs with selective international coverage.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

Spin‑off Calendar: **Upcoming** table with parent/spinco, tickers, target timing, first‑trade date, and resource links; plus a **Completed** table with first‑day price, current price, and return since spin‑off.
Premium research: ~1 new idea per month with detailed write‑ups, weekly email updates, and a live monthly video Q&A.
Community: members‑only **Discord** for discussion and Q&A with the author.
PRO tier: direct access to the author (phone/email), watch‑list document, and live idea presentations.
Special situations occasionally covered (e.g., **odd‑lot** split‑off trades).

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Overlap

Shared focus areas

2 overlaps

Mutual strengths include Calendar, and Blogs.

Where they differ

ORTEX

Distinct strengths include:

Short Interest Insider Data Quant Data Visualizations Index Rebalancing Money Flow Options & Derivatives Options

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.

Stock Spinoff Investing

Distinct strengths include:

Stock Ideas Spin-offs Videos Newsletters

Spin‑off Calendar: **Upcoming** table with parent/spinco, tickers, target timing, first‑trade date, and resource links; plus a **Completed** table with first‑day price, current price, and return since spin‑off.
Premium research: ~1 new idea per month with detailed write‑ups, weekly email updates, and a live monthly video Q&A.
Community: members‑only **Discord** for discussion and Q&A with the author.
PRO tier: direct access to the author (phone/email), watch‑list document, and live idea presentations.

Feature-by-feature breakdown

Attribute	ORTEX	Stock Spinoff Investing
Categories Which research workflows each platform targets	Shared: Calendar, Blogs Unique: Short Interest, Insider Data, Quant, Data Visualizations, Index Rebalancing, Money Flow, Options & Derivatives, Options, Analyst Recommendations, Analyst Price Targets, News, Data APIs, US Government Trades, Screeners	Shared: Calendar, Blogs Unique: Stock Ideas, Spin-offs, Videos, Newsletters
Asset types Supported asset classes and universes	Stocks, ETFs, Options	Stocks
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 Spin‑off Calendar: Upcoming table with parent/spinco, tickers, target timing, first‑trade date, and resource links; plus a Completed table with first‑day price, current price, and return since spin‑off. Premium research: ~1 new idea per month with detailed write‑ups, weekly email updates, and a live monthly video Q&A. Community: members‑only Discord for discussion and Q&A with the author. PRO tier: direct access to the author (phone/email), watch‑list document, and live idea presentations. Special situations occasionally covered (e.g., odd‑lot split‑off trades). Coverage emphasis: primarily U.S. spin‑offs with compelling international names included as warranted.
Tested Verified by hands-on testing inside Find My Moat	Yes	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do ORTEX and Stock Spinoff Investing both support?

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

Do ORTEX and Stock Spinoff Investing require subscriptions?

Both ORTEX and Stock Spinoff Investing 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 Stock Spinoff Investing 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 Stock Spinoff Investing stands out for Spin‑off Calendar: **Upcoming** table with parent/spinco, tickers, target timing, first‑trade date, and resource links; plus a **Completed** table with first‑day price, current price, and return since spin‑off., Premium research: ~1 new idea per month with detailed write‑ups, weekly email updates, and a live monthly video Q&A., and Community: members‑only **Discord** for discussion and Q&A with the author..

Keep exploring

Stay on top of related tools

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