VOL. XCIV, NO. 247
BEST INVESTING TOOLS COMPARISON
Tool details checked August 23, 2026
Tool Comparison
13F Insight vs CatalystWire
Start here
13F Insight
Free • Contact for pricing · Web · API
- You want an API so you can script or automate things
- You want data visualizations, watchlist, and institutional ownership.
- You're newer to investing and want something approachable
Pick CatalystWire instead if
CatalystWire
Free · Web
- Delayed quotes won't cut it; you need real-time data
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
13F Insight and CatalystWire cover a lot of the same ground (4 shared categories, including regulatory filings monitoring, news, and alerts), so for the basics you won't go far wrong with either. 13F Insight simply does more: 10 categories to CatalystWire's 4, including data visualizations, watchlist, and institutional ownership. CatalystWire counters by being completely free.
What readers say
13F Insight
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CatalystWire
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Key differences at a glance
- Real-time data
- CatalystWire
- Broader coverage
- 13F Insight10 vs 4 categories
- API access
- 13F Insight
- Global coverage
- CatalystWire
- Asset coverage
- 13F InsightAdds ETFs and options
- Beginner friendly
- 13F Insight
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • Contact for pricing | Free |
Free tier | Yes | Yes |
Free trial | — | — |
Plan limits | 3 limits: Free: watchlist items: 5, Standard: watchlist items: 20 +1 more | — |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | Yes | No |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +3 more | Swing Traders and Pro Retail |
Categories covered | 10 | 4 |
Regions | North America | Europe |
| Data & capabilities | ||
Data quality | — | Latency: Real-time and Streaming |
Capabilities | AI summaries: Filings | — |
Security | Encryption in transit | — |
| Try it | Visit 13F Insight | Visit CatalystWire |
Where each one shines
What 13F Insight and CatalystWire each do best.ShowHide
Where each one shines
What 13F Insight and CatalystWire each do best.What 13F Insight does best
- Track 13F holdings, Form 4 insider trades, and 13D/G ownership reports in one place.
- Search filing history for more than 30,000 institutional filers, with AUM, holdings, and position-change views.
- Ask the AI Agent questions about a filer, stock, or insider and follow its citations back to the filings.
- Use AI summaries, position-change analysis, and unusual-activity alerts as a first pass.
- Build filer and stock watchlists.
What CatalystWire does best
- The scanner lists recent RNS announcements with ticker, title, excerpt, and publication time.
- Keyword search handles known company names, tickers, and announcement terms.
- Catalyst tags include contract awards, new chief executives, turnaround plans, reorganizations, and other event types.
- AI summaries are marked beta on announcement pages.
- Separate navigation covers companies, advanced search, the announcement archive, UK short positions, meetings, and UK news.
Every detail we compared
Every tracked attribute for 13F Insight and CatalystWire, side by side.ShowHide
Every detail we compared
Every tracked attribute for 13F Insight and CatalystWire, side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFsOptionsBonds | Stocks |
Experience | BeginnerIntermediateAdvanced | IntermediateAdvanced |
Target audience | Retail TradersPro RetailValue InvestorsGrowth InvestorsAnalysts | Swing TradersPro Retail |
Regions | North America | Europe |
Coverage details | Countries: USIdentifiers: Ticker, CUSIP, and CIK | Countries: GBIdentifiers: Ticker and ISIN |
| Data | ||
Data freshness | Not specified | Real-timeStreaming |
| Plans & trust | ||
Security & compliance | Encryption in transit | Not specified |
Capability signals | AI summaries: Filings | Not specified |
Vendor & support | 13F InsightSupport: Email | CatalystWire |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Freewatchlist items: 5 | Free“Public scanner” |
| Entry paid plan | Subscription“Standard”watchlist items: 20 | — |
| Top plan | Subscription“Pro”watchlist items: 100 | — |
| Custom / enterprise | Contact sales“Enterprise” | — |
Questions we keep getting
What's the difference between 13F Insight and CatalystWire?
13F Insight leans toward data visualizations, watchlist, and institutional ownership, while CatalystWire puts more weight on news, regulatory filings monitoring, and alerts. They overlap in 4 categories, so for most people it comes down to workflow preference and price.
How much do 13F Insight and CatalystWire cost?
Good news: both 13F Insight and CatalystWire 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 Insight or CatalystWire?
13F Insight is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.
Does 13F Insight or CatalystWire have an API?
13F Insight has an API for programmatic access and custom integrations. CatalystWire doesn't, so you're working through its interface.
Should I choose 13F Insight or CatalystWire?
It depends on what you're after. Pick 13F Insight if data visualizations and watchlist matter to you; go with CatalystWire if you prefer its overall approach. And if you only need the basics both share, let price decide.
What asset classes do 13F Insight and CatalystWire cover?
Both cover stocks. 13F Insight also handles ETFs, options, and bonds.
Does 13F Insight or CatalystWire have real-time data?
CatalystWire offers real-time data, which matters if you trade actively. 13F Insight 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.
Which covers international markets: 13F Insight or CatalystWire?
CatalystWire has documented international coverage (Europe), so it's the safer bet if you hold non-US stocks. 13F Insight is more region-specific, mainly North America.
Keep researching
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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.