★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Friday, June 12, 2026
Tool Comparison · Friday, June 12, 2026
InsideArbitrage vs Nasdaq.com
Trying to decide between InsideArbitrage and Nasdaq.com? Here's how they compare on pricing, features, and platforms — and which one fits the way you invest.
InsideArbitrage
Best for alerts and special situations
Event‑driven research platform by Asif Suria focused on merger arbitrage, insider transactions, spinoffs, buybacks, activists, and related special situations. Premium includes tools like the Merger Arbitrage Tool, CVR database, buyback & spinoff trackers, premium screens (IA Score, cluster buys, ‘double dipper’), ‘Deals‑in‑the‑Works’ and deal calendars. IA Professional adds pro‑only features (e.g., CVR outcomes, activist tracker, reverse‑splits tracker, Insider Performance Score) and multi‑seat licensing.
Nasdaq.com
Best for IPO and financials
Nasdaq’s official portal for quotes, news, filings, calendars, and investor tools. Free users can access watchlists, portfolios, and market data, while premium Smart Portfolio Pro (powered by TipRanks) adds broker syncing, expert-sentiment screening, investor portfolios, and advanced analytics. Current Smart Portfolio Pro pricing is published at $24.95/mo quarterly, $21.25/mo yearly, or $18.95/mo on a two-year plan, with a 30-day money-back guarantee. U.S. quotes stream in real time via Nasdaq Basic/NLS, though extended-hours data is typically shown with a 15-minute delay.
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The verdict
The bottom line: InsideArbitrage and Nasdaq.com cover a lot of the same ground — 9 shared categories, including news, calendar, and dividends — so for the basics you won't go far wrong with either. InsideArbitrage simply does more — 23 categories to Nasdaq.com's 19, including alerts, special situations, and acquisitions. Nasdaq.com counters by letting you start free.
Key differences at a glance
Free plan
Nasdaq.com
Nasdaq.com only
Cheaper paid plan
Nasdaq.com
$18.95/mo vs $100/mo
Broader coverage
InsideArbitrage
23 vs 19 categories
Mobile app
Nasdaq.com
Nasdaq.com only
Choose
InsideArbitrage if…
- You care about alerts, special situations, and acquisitions — things Nasdaq.com doesn't offer
- You want more under one roof — 23 categories to Nasdaq.com's 19
Choose
Nasdaq.com if…
- You'd rather start free and only pay if you outgrow it
- You want the cheaper way in — plans start at $18.95/mo instead of $100/mo
- You care about IPO, financials, and short interest — things InsideArbitrage doesn't offer
- You do a lot of your research from your phone
Consider alternatives if…
- You'd rather have one tool that does it all.
- Neither price feels right for what you'd get.
Comparison snapshot
Standout features
What InsideArbitrage does best
- Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems.
- Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.
- Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks).
- Spinoff suite: upcoming/completed spinoffs and ‘Spinsider’ screen; CVR deals database with outcomes.
- Gurus/Institutional holdings pages aggregating 13F/13D/13G and Form 4 into manager dashboards.
What Nasdaq.com does best
- Real-time U.S. quotes with continuously updating bid/ask via Nasdaq Basic, with data credited to Nasdaq Data Link.
- Built-in screeners for stocks, ETFs, and mutual funds with filterable metrics.
- Options chains enhanced with Greeks such as Delta, Gamma, and Vega.
- Dedicated pages for short interest, insider transactions, and institutional holdings (13F).
- Comprehensive calendars covering dividends, earnings, IPOs, and economic events.
Data & access details
| Attribute | InsideArbitrage | Nasdaq.com |
|---|---|---|
Asset types | StocksETFs | StocksETFsMutual FundsOptionsCryptosCurrencies |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North America | North AmericaEurope |
Data freshness | Real-timeEnd of Day | Real-time15-min DelayedEnd of Day |
API access | Not specified | Not specified |
Export formats | Not specified | Not specified |
Seen enough? The fastest way to decide is to open both and poke around for five minutes.
Pricing breakdown
Tool
InsideArbitrage
$100/mo
Starting price
Plans & pricing
Tool
Nasdaq.com
$18.95/mo
Starting price
Plans & pricing
Coverage overlap
Where the two tools cover the same ground.
What you only get with InsideArbitrage.
What you only get with Nasdaq.com.
Community category leaders
Vote sentiment comparison
Loading sentiment chart...
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 Nasdaq.com?
InsideArbitrage leans toward news, alerts, and calendar, while Nasdaq.com puts more weight on screeners, portfolio, and watchlist. They overlap in 9 categories, so for most people it comes down to workflow preference and price.
How much do InsideArbitrage and Nasdaq.com cost?
Good news — both InsideArbitrage and Nasdaq.com have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use InsideArbitrage or Nasdaq.com on my phone?
Nasdaq.com has a proper mobile app, so it travels better. InsideArbitrage is web-only — it'll load in a phone browser, but it's not the same experience.
Should I choose InsideArbitrage or Nasdaq.com?
It depends on what you're after. Pick InsideArbitrage if alerts and special situations matter to you; go with Nasdaq.com if you'd rather have IPO and financials. And if you only need the basics both share, let price decide.
What asset classes do InsideArbitrage and Nasdaq.com cover?
Both cover stocks and ETFs. Nasdaq.com adds mutual funds, options, and cryptos on top.
Do InsideArbitrage and Nasdaq.com offer real-time data?
Yes, both serve real-time market data, so either works when timing matters.
Which has a better stock screener—InsideArbitrage or Nasdaq.com?
Both InsideArbitrage and Nasdaq.com include stock screeners, and they differ more in interface than raw power — try both and see which one clicks for you.
Can I track my portfolio with InsideArbitrage or Nasdaq.com?
Yes, both do portfolio tracking — holdings, performance, and allocation in one place.
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These profiles share overlapping coverage with both sides of this matchup.
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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.