VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Source checks: 13f.info checked September 30, 2026 · SentiSense checked September 24, 2026
Tool Comparison
13f.info vs SentiSense
- Paid from
- —
- Free plan
- Yes
- Platforms
- Web
Best if
- You want improved filings.
- You're newer to investing and want something approachable
- You're a long-term investor who cares more about fundamentals than headlines
- Paid from
- $15/mo
- Free plan
- Yes
- Platforms
- Web, API
Best if
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You want stock ideas, screeners, and quant.
Pick 13f.info instead if
13f.info
Free · Web
- You want improved filings.
- You're newer to investing and want something approachable
Start here
SentiSense
Free • From $15/mo · Web · API
- Delayed quotes won't cut it; you need real-time data
- You want an API so you can script or automate things
- You want stock ideas, screeners, and quant.
Skip both if: Neither one clicks with how you research; there are strong third options.
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Our take
The bottom line
13f.info and SentiSense cover a lot of the same ground (2 shared categories, institutional ownership and data visualizations), so for the basics you won't go far wrong with either. SentiSense simply does more: 22 categories to 13f.info's 3, including stock ideas, screeners, and quant. 13f.info counters by being completely free.
What readers say
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Key differences at a glance
- Real-time data
- SentiSense
- Broader coverage
- SentiSense22 vs 3 categories
- API access
- SentiSense
- Asset coverage
- SentiSenseAdds bonds
- Beginner friendly
- 13f.info
- Free plan
- Both
What 13f.info does best
- Find institutional portfolio disclosures.
- Inspect reported position changes.
- Trace a manager's reported investment over time.
- Find managers reporting a specific holding.
- Follow links to original SEC documents.
What SentiSense does best
- The web app and REST API to combine market data, social sentiment, news clustering, institutional flow, insider trading, congressional trading, and AI analysis.
- Tracking SentiSense Score, a per-ticker sentiment signal blending news, Reddit, and X/Twitter context for stock discovery and crowd-conviction monitoring.
- Documents & News APIs for sentiment metrics across news articles, social posts, and AI-curated stories, subject to source-content restrictions.
- Review AI-curated story clusters with generated titles, sentiment, ticker badges, source aggregation, and impact scores.
- Market Mood as a 0-100 fear/greed-style index built from internal signals with historical views.
Side by side
Pricing comparison
See for yourself
Side by side
Price, platforms, data, and market coverage.ShowHide
Side by side
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free | Free • From $15/mo |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | — | 18 limits: Free: api requests per month: 1,000, Free: rate limit per min: 30 +16 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | Yes |
Broker sync | — | No |
Integrations | — | SentiSense REST API, SentiSense Python SDK +10 more |
| Audience & fit | ||
Experience level | Beginner, Intermediate | Intermediate, Advanced |
Best for | Value Investors, Analysts +1 more | Retail Traders, Pro Retail +7 more |
Categories covered | 3 | 22 |
Regions | — | North America |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and 15-min Delayed and Pricing: Vendor |
Data partners | — | 6 partners: TradingView, Polygon.io +4 more |
Capabilities | — | Universe builder and AI summaries: News |
Security | — | 3 signals: Data residency: US, Encryption at rest +1 more |
| Try it | Visit 13f.info | Visit SentiSense |
Standout features
The best features of 13f.info and SentiSense.ShowHide
Standout features
What 13f.info does best
- Find institutional portfolio disclosures.
- Inspect reported position changes.
- Trace a manager's reported investment over time.
- Find managers reporting a specific holding.
- Follow links to original SEC documents.
What SentiSense does best
- The web app and REST API to combine market data, social sentiment, news clustering, institutional flow, insider trading, congressional trading, and AI analysis.
- Tracking SentiSense Score, a per-ticker sentiment signal blending news, Reddit, and X/Twitter context for stock discovery and crowd-conviction monitoring.
- Documents & News APIs for sentiment metrics across news articles, social posts, and AI-curated stories, subject to source-content restrictions.
- Review AI-curated story clusters with generated titles, sentiment, ticker badges, source aggregation, and impact scores.
- Market Mood as a 0-100 fear/greed-style index built from internal signals with historical views.
All details
Every attribute we track for 13f.info and SentiSense.ShowHide
All details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptions | StocksETFsBondsOptions |
Experience | BeginnerIntermediate | IntermediateAdvanced |
Target audience | Value InvestorsAnalystsStudents/Researchers | Retail TradersPro RetailDay TradersSwing TradersAlgo TradersAnalystsQuants/DevelopersHedge Funds+1 more |
Regions | Not specified | North America |
Coverage details | Identifiers: CUSIP and CIK | Countries: USIdentifiers: Ticker and CIK |
| Data | ||
Data freshness | Not specified | Real-time15-min Delayed |
Pricing sources | Not specified | Vendor |
Data partners | Not specified | TradingViewPolygon.ioSEC EDGARFINRACongressional STOCK Act disclosuresNews, Reddit, X/Twitter, Substack, Discord, and public social sources |
| Access & integrations | ||
API protocols | Not specified | REST |
API auth & delivery | Not specified | Auth: APIKeySDKs: Python and TSDocs |
Import methods | Not specified | Manual |
Integrations | Not specified | SentiSense REST APISentiSense Python SDKSentiSense JavaScript/TypeScript SDKSentiSense GitHub SDK repositoriesSentiSense MCP ConnectorAI Agent SkillClaude CodeCodex+4 more |
Export formats | Not specified | JSON |
| Plans & trust | ||
Security & compliance | Not specified | Data residency: USEncryption at restEncryption in transit |
Capability signals | Not specified | Universe builderAI summaries: News |
Vendor & support | Support: Email | Compass AI Data Services, LLCSupport: Email |
Green tags are exclusive to that tool in this comparison.
Pricing
Plans, billing, free trials, and monthly prices.ShowHide
Pricing
| Tier | ||
|---|---|---|
| Free plan | Free | Freeapi requests per month: 1,000 · rate limit per min: 30 · +8 more |
| Entry paid plan | — | $15/mo“PRO”rate limit per min: 300 · annual price usd: 144 · +6 more |
Alternatives
Free alternatives
Questions we keep getting
What's the difference between 13f.info and SentiSense?
13f.info leans toward institutional ownership, improved filings, and data visualizations, while SentiSense puts more weight on stock ideas, screeners, and data visualizations. They overlap in 2 categories, so for most people it comes down to workflow preference and price.
How much do 13f.info and SentiSense cost?
Good news: both 13f.info and SentiSense have free plans, so you can run them side by side and only pay if you hit a wall.
Which is better for beginners: 13f.info or SentiSense?
13f.info is the friendlier place to start; its interface takes less getting used to. SentiSense assumes more experience, and rewards it with deeper analytics.
Does 13f.info or SentiSense have an API?
SentiSense has an API for programmatic access and custom integrations. 13f.info doesn't, so you're working through its interface.
Should I choose 13f.info or SentiSense?
It depends on what you're after. Pick 13f.info if improved filings matter to you; go with SentiSense if you'd rather have stock ideas and screeners. And if you only need the basics both share, let price decide.
What asset classes do 13f.info and SentiSense cover?
Both cover stocks, ETFs, and options. SentiSense adds bonds on top.
Does 13f.info or SentiSense have real-time data?
SentiSense offers real-time data, which matters if you trade actively. 13f.info runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Is 13f.info or SentiSense better for day trading?
SentiSense is the one positioned more for active traders. 13f.info is the better fit if you care less about fast trading workflows and more about a calmer research process.
Which has a better stock screener: 13f.info or SentiSense?
SentiSense has a stock screener for surfacing ideas; 13f.info doesn't, and focuses its energy elsewhere.
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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.