VOL. XCIV, NO. 247

★ A CURATED DIRECTORY OF FINANCIAL TOOLS ★

PRICE: 5 CENTS

Saturday, December 13, 2025

Tool Comparison

Alpha Vantage vs r/SecurityAnalysis - Letters Wiki comparison

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

Quick takeaways

Alpha Vantage adds Data APIs, News, News Sentiment, Market Sentiment, Calendar, IPO, Dividends, Splits, Delisted, GDP, Interest Rates, Inflation Rates, Unemployment Rates, Retail Sales, Yield Curves, Options & Derivatives, Options, ETF Overview, ETF Holdings, ETF Fundamentals, Financials, Insider Data, Transcripts, APIs & SDKs, and Sheets / Excel Add-ins coverage that r/SecurityAnalysis - Letters Wiki skips.

r/SecurityAnalysis - Letters Wiki includes Forums, Playbooks & Case Studies, and Newsletters categories that Alpha Vantage omits.

In depth comparison

Alpha Vantage

alphavantage.co

Hands-on review

Exchange-licensed, API-first market data provider for global equities, ETFs, mutual funds, FX, crypto, options, commodities and macro indicators. Free key covers most datasets with 25 API calls/day; premium membership removes daily limits and unlocks premium endpoints such as realtime/15‑minute delayed US data, intraday history, and options, with separate commercial licensing for business use.

Platforms

WebAPI

Pricing

FreeSubscriptionOther

Quick highlights

Cloud-native REST APIs for realtime and historical financial data across global stocks, ETFs, mutual funds, FX, cryptocurrencies, commodities, technical indicators and macroeconomic indicators in a single unified portfolio of endpoints.
Global equity time series APIs (daily, weekly, monthly and intraday 1–60 minute bars) with 20+ years of history, optional split/dividend-adjusted prices, and support for extended trading hours where available.
US options data APIs providing realtime and historical option chains with 15+ years of history, full market/volume coverage, and optional Greeks and implied volatility fields in JSON or CSV.
Fundamental data suite covering company overview, income statement, balance sheet, cash flow, dividends, splits, shares outstanding, ETF profile & holdings, listing/delisting status, earnings history, earnings estimates, and earnings/IPO calendars.
Alpha Intelligence™ endpoints for market news & sentiment, earnings call transcripts, top gainers/losers, insider transactions, and fixed/sliding-window analytics, built with in‑house AI and quantitative expertise.

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r/SecurityAnalysis - Letters Wiki

reddit.com

Community‑maintained directory of investor/fund letters and reports, organized by year/quarter. Publicly viewable; edits limited to approved contributors. Links out to original PDFs/posts on managers’ sites. No data feeds, APIs, or exports-pure research reading list.

Platforms

Web

Pricing

Free

Quick highlights

Chronological index of letters grouped by year and quarter (2016→present in the wiki).
Publicly readable wiki page with edit permissions restricted to approved users/moderators.
‘Others’ section pointing to classic collections (e.g., Austin Value, Nomad Partnership, Peter Lynch).
Direct outbound links to the letters on manager sites; useful for primary-source research.

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Where they differ

Alpha Vantage

Distinct strengths include:

Data APIs News News Sentiment Market Sentiment Calendar IPO Dividends Splits

Cloud-native REST APIs for realtime and historical financial data across global stocks, ETFs, mutual funds, FX, cryptocurrencies, commodities, technical indicators and macroeconomic indicators in a single unified portfolio of endpoints.
Global equity time series APIs (daily, weekly, monthly and intraday 1–60 minute bars) with 20+ years of history, optional split/dividend-adjusted prices, and support for extended trading hours where available.
US options data APIs providing realtime and historical option chains with 15+ years of history, full market/volume coverage, and optional Greeks and implied volatility fields in JSON or CSV.
Fundamental data suite covering company overview, income statement, balance sheet, cash flow, dividends, splits, shares outstanding, ETF profile & holdings, listing/delisting status, earnings history, earnings estimates, and earnings/IPO calendars.

r/SecurityAnalysis - Letters Wiki

Distinct strengths include:

Forums Playbooks & Case Studies Newsletters

Chronological index of letters grouped by year and quarter (2016→present in the wiki).
Publicly readable wiki page with edit permissions restricted to approved users/moderators.
‘Others’ section pointing to classic collections (e.g., Austin Value, Nomad Partnership, Peter Lynch).
Direct outbound links to the letters on manager sites; useful for primary-source research.

Feature-by-feature breakdown

Attribute	Alpha Vantage	r/SecurityAnalysis - Letters Wiki
Categories Which research workflows each platform targets	Shared: Education Unique: Data APIs, News, News Sentiment, Market Sentiment, Calendar, IPO, Dividends, Splits, Delisted, GDP, Interest Rates, Inflation Rates, Unemployment Rates, Retail Sales, Yield Curves, Options & Derivatives, Options, ETF Overview, ETF Holdings, ETF Fundamentals, Financials, Insider Data, Transcripts, APIs & SDKs, Sheets / Excel Add-ins	Shared: Education Unique: Forums, Playbooks & Case Studies, Newsletters
Asset types Supported asset classes and universes	Stocks, ETFs, Mutual Funds, Options, Currencies, Cryptos, Commodities, Funds	Other
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Beginner, Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web
Pricing High-level pricing models	Free, Subscription, Other	Free
Key features Core capabilities called out by each vendor	Unique Cloud-native REST APIs for realtime and historical financial data across global stocks, ETFs, mutual funds, FX, cryptocurrencies, commodities, technical indicators and macroeconomic indicators in a single unified portfolio of endpoints. Global equity time series APIs (daily, weekly, monthly and intraday 1–60 minute bars) with 20+ years of history, optional split/dividend-adjusted prices, and support for extended trading hours where available. US options data APIs providing realtime and historical option chains with 15+ years of history, full market/volume coverage, and optional Greeks and implied volatility fields in JSON or CSV. Fundamental data suite covering company overview, income statement, balance sheet, cash flow, dividends, splits, shares outstanding, ETF profile & holdings, listing/delisting status, earnings history, earnings estimates, and earnings/IPO calendars. Alpha Intelligence™ endpoints for market news & sentiment, earnings call transcripts, top gainers/losers, insider transactions, and fixed/sliding-window analytics, built with in‑house AI and quantitative expertise. FX and cryptocurrency APIs for exchange rates plus intraday/daily/weekly/monthly time series, alongside commodities (e.g., crude oil, natural gas, metals, agricultural products) and US economic indicators such as GDP, CPI, inflation, unemployment, nonfarm payrolls, retail sales, durable goods orders and Treasury yields.	Unique Chronological index of letters grouped by year and quarter (2016→present in the wiki). Publicly readable wiki page with edit permissions restricted to approved users/moderators. ‘Others’ section pointing to classic collections (e.g., Austin Value, Nomad Partnership, Peter Lynch). Direct outbound links to the letters on manager sites; useful for primary-source research.
Tested Verified by hands-on testing inside Find My Moat	Yes	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do Alpha Vantage and r/SecurityAnalysis - Letters Wiki both support?

Both platforms cover Education workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do Alpha Vantage and r/SecurityAnalysis - Letters Wiki require subscriptions?

Both Alpha Vantage and r/SecurityAnalysis - Letters Wiki keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access Alpha Vantage and r/SecurityAnalysis - Letters Wiki?

Both Alpha Vantage and r/SecurityAnalysis - Letters Wiki 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?

Alpha Vantage differentiates itself with Cloud-native REST APIs for realtime and historical financial data across global stocks, ETFs, mutual funds, FX, cryptocurrencies, commodities, technical indicators and macroeconomic indicators in a single unified portfolio of endpoints., Global equity time series APIs (daily, weekly, monthly and intraday 1–60 minute bars) with 20+ years of history, optional split/dividend-adjusted prices, and support for extended trading hours where available., and US options data APIs providing realtime and historical option chains with 15+ years of history, full market/volume coverage, and optional Greeks and implied volatility fields in JSON or CSV., whereas r/SecurityAnalysis - Letters Wiki stands out for Chronological index of letters grouped by year and quarter (2016→present in the wiki)., Publicly readable wiki page with edit permissions restricted to approved users/moderators., and ‘Others’ section pointing to classic collections (e.g., Austin Value, Nomad Partnership, Peter Lynch)..

Keep exploring

Stay on top of related tools

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