VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Monday, November 17, 2025

Tool Comparison

InsideArbitrage vs SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

InsideArbitrage adds Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Dividends, Splits, Institutional Data, Screeners, Data Visualizations, Portfolio, Watchlist, Blogs, Newsletters, Videos, Playbooks & Case Studies, and PDF Annotation coverage that SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) skips.

SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) includes IPO, Secondary Offerings, Data APIs, APIs & SDKs, and Education categories that InsideArbitrage omits.

In depth comparison

InsideArbitrage

insidearbitrage.com

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.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

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.

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

SEC EDGAR — Company Filings (Full‑Text Search & Search Filings)

sec.gov

Editor’s pick Hands-on review

Primary U.S. source for public company, fund, and insider filings. The Full‑Text Search covers filings since 2001 (including exhibits), while the ‘Latest Filings’ view shows near‑real‑time submissions as they are processed. Search tools include Company search, Mutual Fund & Variable Insurance product search, CIK lookup, and RSS subscriptions. Developers can consume JSON via data.sec.gov (Submissions, XBRL Company Facts/Concepts/Frames). Programmatic access must include a descriptive User‑Agent and respect the SEC fair‑access limit (currently 10 requests/sec).

Platforms

WebAPI

Pricing

Free

Quick highlights

Full‑Text Search (since 2001) with fielded filters: word/phrase, company/ticker/CIK/person, filing category/types, filed date ranges, ‘principal executive offices in’ and ‘incorporated in’.
‘Latest Filings’ list shows filings as they are submitted (with RSS for any filter; ownership Forms 3/4/5 can be included/excluded/only).
Company Search with ‘more search options’, plus dedicated searches for Mutual Funds (prospectuses/proxy voting) and Variable Insurance Products.
CIK Lookup & helper datasets (company_tickers*.json) to map tickers↔CIK (company/fund/series/class).
Developer APIs on data.sec.gov: submissions by CIK; XBRL endpoints (companyfacts, companyconcept, frames); bulk nightly ZIPs (submissions.zip, companyfacts.zip).

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

Where they differ

InsideArbitrage

Distinct strengths include:

Calendar Acquisitions Spin-offs Buybacks & Authorizations Dividends Splits Institutional Data Screeners

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.

SEC EDGAR — Company Filings (Full‑Text Search & Search Filings)

Distinct strengths include:

IPO Secondary Offerings Data APIs APIs & SDKs Education

Full‑Text Search (since 2001) with fielded filters: word/phrase, company/ticker/CIK/person, filing category/types, filed date ranges, ‘principal executive offices in’ and ‘incorporated in’.
‘Latest Filings’ list shows filings as they are submitted (with RSS for any filter; ownership Forms 3/4/5 can be included/excluded/only).
Company Search with ‘more search options’, plus dedicated searches for Mutual Funds (prospectuses/proxy voting) and Variable Insurance Products.
CIK Lookup & helper datasets (company_tickers*.json) to map tickers↔CIK (company/fund/series/class).

Feature-by-feature breakdown

Attribute	InsideArbitrage	SEC EDGAR — Company Filings (Full‑Text Search & Search Filings)
Categories Which research workflows each platform targets	Shared: News, Alerts, Insider Data, 13F, 13D/13G, Regulatory Filings Monitoring Unique: Calendar, Acquisitions, Spin-offs, Buybacks & Authorizations, Dividends, Splits, Institutional Data, Screeners, Data Visualizations, Portfolio, Watchlist, Blogs, Newsletters, Videos, Playbooks & Case Studies, PDF Annotation	Shared: News, Alerts, Insider Data, 13F, 13D/13G, Regulatory Filings Monitoring Unique: IPO, Secondary Offerings, Data APIs, APIs & SDKs, Education
Asset types Supported asset classes and universes	Stocks, ETFs	Stocks, ETFs, Mutual Funds, Closed-End Funds, Bonds, Hedge Funds, Private Funds, Real Estate, Funds
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web	Web, API
Pricing High-level pricing models	Free, Subscription	Free
Key features Core capabilities called out by each vendor	Unique 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. Event‑driven monitor & M&A news feed; earnings calendar; tender‑offers tracker; activist‑campaign tracker; C‑suite transitions tool.	Unique Full‑Text Search (since 2001) with fielded filters: word/phrase, company/ticker/CIK/person, filing category/types, filed date ranges, ‘principal executive offices in’ and ‘incorporated in’. ‘Latest Filings’ list shows filings as they are submitted (with RSS for any filter; ownership Forms 3/4/5 can be included/excluded/only). Company Search with ‘more search options’, plus dedicated searches for Mutual Funds (prospectuses/proxy voting) and Variable Insurance Products. CIK Lookup & helper datasets (company_tickers*.json) to map tickers↔CIK (company/fund/series/class). Developer APIs on data.sec.gov: submissions by CIK; XBRL endpoints (companyfacts, companyconcept, frames); bulk nightly ZIPs (submissions.zip, companyfacts.zip). EDGAR indexes (daily/full/quarterly) and browsable /Archives paths (raw .txt, SGML headers, HTML index pages; VPRR for scanned paper PDFs).
Tested Verified by hands-on testing inside Find My Moat	Not yet	Yes
Editor pick Featured inside curated shortlists	Standard listing	Highlighted

Frequently Asked Questions

Which workflows do InsideArbitrage and SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) both support?

Both platforms cover News, Alerts, Insider Data, 13F, 13D/13G, and Regulatory Filings Monitoring workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do InsideArbitrage and SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) require subscriptions?

Both InsideArbitrage and SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access InsideArbitrage and SEC EDGAR — Company Filings (Full‑Text Search & Search Filings)?

Both InsideArbitrage and SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

InsideArbitrage differentiates itself with 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., and Buyback suite: daily buyback announcements, searchable buyback history, ‘Buyback Wednesdays’, and ‘Double Dipper’ (insiders + buybacks)., whereas SEC EDGAR — Company Filings (Full‑Text Search & Search Filings) stands out for Full‑Text Search (since 2001) with fielded filters: word/phrase, company/ticker/CIK/person, filing category/types, filed date ranges, ‘principal executive offices in’ and ‘incorporated in’., ‘Latest Filings’ list shows filings as they are submitted (with RSS for any filter; ownership Forms 3/4/5 can be included/excluded/only)., and Company Search with ‘more search options’, plus dedicated searches for Mutual Funds (prospectuses/proxy voting) and Variable Insurance Products..

Keep exploring

Stay on top of related tools

Browse the categories and profiles that overlap most with this comparison to round out your shortlist.