VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Sunday, May 31, 2026

Tool Comparison · Sunday, May 31, 2026

OpenCorporates vs Wall St. Rank

OpenCorporates vs Wall St. Rank: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
OpenCorporates logo

OpenCorporates

opencorporates.com

Best for regulatory filings monitoring, and other

Pricing
Free
Platforms
Web, API
VS
Wall St. Rank logo

Wall St. Rank

wallstrank.com

Best for institutional data, and 13f

Pricing
Paid
Platforms
Web, API

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
OpenCorporates
Wall St. Rank
Starting price
Free
Paid
Categories covered
3
9
Web app
Yes
Yes
Mobile app
No
No
API access
Yes
Yes
Regions
North America, Europe, APAC, LatAm, Middle East, Africa
North America, Europe

Who should choose which?

Choose

OpenCorporates if…

  • You want to start free before paying
  • You’re just getting started and want an approachable UI
  • You need public api portal advertises 200m+ company records, aggregated from official registries with provenance and source links.
  • You need versioned rest api with json (default) or xml output; api keys required. free tier provides up to 200 requests per month (50 per day).

Choose

Wall St. Rank if…

  • You need real-time data, not delayed quotes
  • You need fund manager portfolios: browse holdings & stats for the largest funds and ‘superinvestors’ across quarters (aum filters, turnover, holdings counts).
  • You need fund trends: aggregate ‘common fund bets,’ largest buys/sells, and options exposures (calls/puts) derived from filings.
  • You need analyst intelligence: live ratings & price‑target feed; analyst and research‑firm profiles; ‘analyst upside’ consensus views.

Consider alternatives if…

  • You want broader category coverage in one tool.
  • Neither pricing tier fits your budget.
See alternatives

Side-by-side feature breakdown

AttributeOpenCorporatesWall St. Rank
Asset types
Other
StocksETFsOptions
Experience
BeginnerIntermediateAdvanced
IntermediateAdvanced
Regions
North AmericaEuropeAPACLatAmMiddle EastAfrica
North AmericaEurope
Data freshness
End of Day
End of DayReal-time
API access
REST
REST
Export formats
CSVJSON
JSON

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

OpenCorporates

Starting price

Free tierYes
Free trial

Plans & pricing

Free (personal & public-benefit use)Free
Essentials (API)Subscription
Starter (API)Subscription
Enterprise Bulk (SFTP CSV datasets)Subscription

Tool

Wall St. Rank

$20/mo

Starting price

Free tierNo
Free trial

Plans & pricing

Monthly$30/mo
Quarterly$25/mo
Yearly$20/mo
API / Excel / BulkSubscription

Coverage overlap

Shared categories1

Categories where both tools offer overlapping coverage.

OpenCorporates strengths2

Categories covered by OpenCorporates only.

Community category leaders

Vote sentiment comparison

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Still deciding? Get hands-on with both — most plans offer a free tier or trial.

Frequently Asked Questions

What's the difference between OpenCorporates and Wall St. Rank?

OpenCorporates focuses on Data APIs, Regulatory Filings Monitoring, and Other while Wall St. Rank specializes in Institutional Data, 13F, and Investor Holdings. They overlap in 1 categories, so choose based on your preferred workflow and pricing.

Is OpenCorporates or Wall St. Rank free to use?

OpenCorporates offers a free tier that lets you get started without paying, while Wall St. Rank requires a subscription. If budget is a concern, start with OpenCorporates and upgrade later if you need more advanced features.

Which is better for beginners—OpenCorporates or Wall St. Rank?

OpenCorporates is more beginner-friendly with an approachable interface. Both can work for intermediate users.

Do OpenCorporates and Wall St. Rank have APIs?

Yes, both platforms offer API access for developers and quants who want to build custom integrations or automate their workflows.

Should I choose OpenCorporates or Wall St. Rank?

Choose OpenCorporates if you need Public API portal advertises 200M+ company records, aggregated from official registries with provenance and source links., and Versioned REST API with JSON (default) or XML output; API keys required. Free tier provides up to 200 requests per month (50 per day).. Go with Wall St. Rank if Fund Manager Portfolios: browse holdings & stats for the largest funds and ‘superinvestors’ across quarters (AUM filters, turnover, holdings counts)., and Fund Trends: aggregate ‘common fund bets,’ largest buys/sells, and options exposures (calls/puts) derived from filings. better fits how you invest.

What asset classes do OpenCorporates and Wall St. Rank cover?

Both cover common asset types. OpenCorporates also includes Other. Wall St. Rank adds coverage for Stocks, ETFs, and Options.

Does OpenCorporates or Wall St. Rank have real-time data?

Wall St. Rank offers real-time data feeds, which is essential for active traders. OpenCorporates uses delayed or end-of-day data, which works fine for longer-term investors who don't need up-to-the-second quotes.

Can I export data from OpenCorporates and Wall St. Rank?

OpenCorporates supports data exports to CSV, and JSON. Wall St. Rank has more limited export options.

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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.