VOL. XCIV, NO. 247

★ BEST INVESTING TOOLS COMPARISON ★

Sunday, May 31, 2026

Tool Comparison · Sunday, May 31, 2026

InsideArbitrage vs SecForm4.Com

InsideArbitrage vs SecForm4.Com: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.

Quick verdict
InsideArbitrage logo

InsideArbitrage

insidearbitrage.com

Best for news, and calendar

Pricing
Paid
Platforms
Web
VS
SecForm4.Com logo

SecForm4.Com

secform4.com

Best for investor holdings, and money flow

Pricing
Free • Paid plans available
Platforms
Web

Outbound links may include affiliate or sponsor codes.

Comparison snapshot

Attribute
InsideArbitrage
SecForm4.Com
Starting price
Paid
Free • Paid plans available
Categories covered
23
11
Web app
Yes
Yes
Mobile app
No
No
API access
No
No
Regions
North America
North America

Who should choose which?

Choose

InsideArbitrage if…

  • You need merger arbitrage tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘deals in the works’ and deal post‑mortems.
  • You need insider data hub with ‘insider weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.
  • You need buyback suite: daily buyback announcements, searchable buyback history, ‘buyback wednesdays’, and ‘double dipper’ (insiders + buybacks).
  • You need spinoff suite: upcoming/completed spinoffs and ‘spinsider’ screen; cvr deals database with outcomes.

Choose

SecForm4.Com if…

  • You need real-time insider trading tracker with watchlists (“insider watch”) and email alerts. advanced users can track up to 100; pro removes the cap.
  • You need insider trading screener to filter by role, sector, or time window. available only on pro; free/non-subscribers see data delayed by six months.
  • You need dividend stock screener with filters for yield and volume, plus an option to highlight recent insider buying (pro feature).
  • You need buy/sell ratio charts showing both number of filings and dollar flow. available in pro.

Consider alternatives if…

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

Side-by-side feature breakdown

AttributeInsideArbitrageSecForm4.Com
Asset types
StocksETFs
StocksOptionsBonds
Experience
BeginnerIntermediateAdvanced
BeginnerIntermediateAdvanced
Regions
North America
North America
Data freshness
Real-timeEnd of Day
Real-time
API access
Not specifiedNot specified
Export formats
Not specified
CSV

Seen enough? Open either tool and try it now.

Pricing breakdown

Pricing details

Tool

InsideArbitrage

$100/mo

Starting price

Free tierNo
Free trial

Plans & pricing

Premium – Monthly$150/mo
Premium – Annual$100/mo
IA Professional (4 seats)$400/mo
IA Professional – Annual$300/mo

Tool

SecForm4.Com

$44.95/mo

Starting price

Free tierYes
Free trial7 days

Plans & pricing

Free accessFree
Insider Advanced$44.95/mo
Insider Pro$49.95/mo

Coverage overlap

Shared categories8

Categories where both tools offer overlapping coverage.

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 InsideArbitrage and SecForm4.Com?

InsideArbitrage focuses on News, Alerts, and Calendar while SecForm4.Com specializes in Insider Data, 13D/13G, and 13F. They overlap in 8 categories, so choose based on your preferred workflow and pricing.

How much do InsideArbitrage and SecForm4.Com cost?

Good news—both InsideArbitrage and SecForm4.Com offer free plans. You can try each platform without commitment and only pay when you need premium features.

Should I choose InsideArbitrage or SecForm4.Com?

Choose InsideArbitrage if you need Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems., and Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.. Go with SecForm4.Com if Real-time insider trading tracker with watchlists (“Insider Watch”) and email alerts. Advanced users can track up to 100; Pro removes the cap., and Insider Trading Screener to filter by role, sector, or time window. Available only on Pro; free/non-subscribers see data delayed by six months. better fits how you invest.

What asset classes do InsideArbitrage and SecForm4.Com cover?

Both cover Stocks. InsideArbitrage also includes ETFs. SecForm4.Com adds coverage for Options, and Bonds.

Do InsideArbitrage and SecForm4.Com offer real-time data?

Yes, both platforms provide real-time market data. This makes either suitable for active trading strategies where timing matters.

Can I export data from InsideArbitrage and SecForm4.Com?

SecForm4.Com supports data exports to CSV. InsideArbitrage has more limited export options.

Which has a better stock screener—InsideArbitrage or SecForm4.Com?

Both InsideArbitrage and SecForm4.Com include stock screeners. Try each to see which filtering options and interface you prefer.

Can I track my portfolio with InsideArbitrage or SecForm4.Com?

InsideArbitrage offers portfolio tracking features. SecForm4.Com is more focused on research and analysis.

Top 50 Investing ToolsGlobal ranking of the best investing tools, ranked by community votes.

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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.