VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Friday, February 13, 2026
Tool Comparison
SEC API (sec-api.io) vs WhaleWisdom comparison
Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.
SEC API (sec-api.io)
sec-api.io
At a glance
Tool
SEC API (sec-api.io)
$55/mo
Starting price
Plans & pricing
Tool
WhaleWisdom
—
Starting price
Plans & pricing
Vote sentiment comparison
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Platform details
| Attribute | SEC API (sec-api.io) | WhaleWisdom |
|---|---|---|
Asset types | StocksETFsMutual FundsFunds | StocksETFs |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North America | North America |
Data freshness | Real-time | Not specified |
API access | RESTWebSocket | REST |
Export formats | JSONPDF | CSV |
Coverage overlap
Categories covered by SEC API (sec-api.io) only.
Categories covered by WhaleWisdom only.
Frequently Asked Questions
What's the difference between SEC API (sec-api.io) and WhaleWisdom?
SEC API (sec-api.io) focuses on Data APIs, Regulatory Filings Monitoring, and Insider Data while WhaleWisdom specializes in Institutional Data, 13F, and Investor Holdings. They overlap in 1 categories, so choose based on your preferred workflow and pricing.
How much do SEC API (sec-api.io) and WhaleWisdom cost?
Good news—both SEC API (sec-api.io) and WhaleWisdom offer free plans. You can try each platform without commitment and only pay when you need premium features.
Do SEC API (sec-api.io) and WhaleWisdom 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 SEC API (sec-api.io) or WhaleWisdom?
Choose SEC API (sec-api.io) if you need Comprehensive API endpoints: query, full-text search, real-time streaming via WebSocket, download/PDF generator, XBRL-to-JSON conversion, and section extractors for 10-K/10-Q/8-K filings., and Specialized form coverage including ADV, insider filings (Forms 3/4/5), 13F, 13D/G, Form 144, IPO registrations (S-1, 424B4), crowdfunding (Form C, Form D), Reg A filings, and fund reports (N-PORT, N-PX, N-CEN).. Go with WhaleWisdom if Rank hedge fund managers by performance, risk-adjusted returns, and recent filings., and Pull 13F, 13D/G, insider trades, and sector exposures into custom portfolios and alerts. better fits how you invest.
What asset classes do SEC API (sec-api.io) and WhaleWisdom cover?
Both cover Stocks, and ETFs. SEC API (sec-api.io) also includes Mutual Funds, and Funds.
Does SEC API (sec-api.io) or WhaleWisdom have real-time data?
SEC API (sec-api.io) offers real-time data feeds, which is essential for active traders. WhaleWisdom 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 SEC API (sec-api.io) and WhaleWisdom?
WhaleWisdom supports data exports to CSV. SEC API (sec-api.io) 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.