VOL. XCIV, NO. 247

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Friday, December 26, 2025

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Tool Comparison

MesoSim vs Stocknear comparison

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

Quick takeaways

MesoSim adds Backtesting, Paper Trading, and APIs & SDKs coverage that Stocknear skips.

Stocknear includes Screeners, Watchlist, News, Alerts, Calendar, Dark Pool & Off-Exchange, Financials, ETF Overview, ETF Holdings, ETF Performance, Analyst Price Targets, Analyst Recommendations, Analyst Forecasts, Insider Data, 13F, US Government Trades, and Dividend categories that MesoSim omits.

In depth comparison

MesoSim logo

MesoSim

mesosim.io

Options strategy backtesting SaaS with low-code strategy definitions, observability (events log), risk graphs/Greeks, margin reporting, an options valuation model/solver, and an implied-volatility surface viewer. Plan gating: Free includes 25 runs; Standard ($1000/yr) unlocks unlimited SPX + BTCUSD/ETHUSD options backtests plus sharing/exports and 1 MesoLive paper-trading account; Advanced ($1250/yr) adds RUT/VIX/GLD, margin models, vol surface/HD risk graphs, and hourly risk traces (plus up to 2 paper accounts). Live trade execution is a paid MesoLive add-on; API access is FundPro-only.

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

  • Advanced options strategy backtesting service built around a low-code workflow.
  • Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring).
  • TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes.
  • Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit.
  • Position Monitor provides 2D/3D risk graphs, PnL, and Greeks, with trace collection intervals (Off/Daily/Hourly).

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Stocknear logo

Stocknear

stocknear.com

EU-built stock research platform focused on U.S. markets. Features real-time options flow (Benzinga), 15‑min delayed dark-pool prints, analyst targets/ratings, hedge-fund 13F explorer, U.S. Congress trades, earnings calendar/news feed, business metrics, watchlists and alerts, plus an AI Agent for conversational research. Market data/fundamentals/ETF analytics are sourced from Financial Modeling Prep; options chains from Intrinio (OPRA). Company is Stocknear GmbH (Siegen, Germany). No public API as of Sept 2025.

Platforms

Web

Pricing

FreeSubscription

Quick highlights

  • Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History.
  • Real-time options flow feed and unusual activity; options chains available (OPRA-sourced).
  • Dark pool & off-exchange trade tape (15‑minute delay).
  • Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics.
  • U.S. Congress trading dashboard access.

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Where they differ

MesoSim

Distinct strengths include:

BacktestingPaper TradingAPIs & SDKs
  • Advanced options strategy backtesting service built around a low-code workflow.
  • Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring).
  • TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes.
  • Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit.

Stocknear

Distinct strengths include:

ScreenersWatchlistNewsAlertsCalendarDark Pool & Off-ExchangeFinancialsETF Overview
  • Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History.
  • Real-time options flow feed and unusual activity; options chains available (OPRA-sourced).
  • Dark pool & off-exchange trade tape (15‑minute delay).
  • Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics.

Feature-by-feature breakdown

AttributeMesoSimStocknear
Categories

Which research workflows each platform targets

Shared: Options & Derivatives, Data Visualizations, AI, AI Chat

Unique: Backtesting, Paper Trading, APIs & SDKs

Shared: Options & Derivatives, Data Visualizations, AI, AI Chat

Unique: Screeners, Watchlist, News, Alerts, Calendar, Dark Pool & Off-Exchange, Financials, ETF Overview, ETF Holdings, ETF Performance, Analyst Price Targets, Analyst Recommendations, Analyst Forecasts, Insider Data, 13F, US Government Trades, Dividend

Asset types

Supported asset classes and universes

Options, Cryptos

Stocks, ETFs, Options

Experience levels

Who each product is built for

Intermediate, Advanced

Beginner, Intermediate, Advanced

Platforms

Where you can access the product

Web, API

Web

Pricing

High-level pricing models

Free, Subscription

Free, Subscription

Key features

Core capabilities called out by each vendor

Unique

  • Advanced options strategy backtesting service built around a low-code workflow.
  • Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring).
  • TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes.
  • Published data availability + vendors and resolution (5-minute): SPX/RUT/VIX/GLD sourced from Cboe Global Markets; BTCUSD/ETHUSD (and historical SOLUSD) sourced from Deribit.
  • Position Monitor provides 2D/3D risk graphs, PnL, and Greeks, with trace collection intervals (Off/Daily/Hourly).
  • Volatility Surface viewer to explore implied-vol surfaces with overlays (e.g., open interest, volume, bid-ask spread, Greeks) and playback at 5-minute resolution (non-crypto in current version).

Unique

  • Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History.
  • Real-time options flow feed and unusual activity; options chains available (OPRA-sourced).
  • Dark pool & off-exchange trade tape (15‑minute delay).
  • Hedge Fund tracker (13F) with institution list (downloadable) and holdings analytics.
  • U.S. Congress trading dashboard access.
  • Analyst section with ratings, price targets, and EPS/revenue forecasts.
Tested

Verified by hands-on testing inside Find My Moat

Not yet

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Editor pick

Featured inside curated shortlists

Standard listing

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Frequently Asked Questions

Which workflows do MesoSim and Stocknear both support?

Both platforms cover Options & Derivatives, Data Visualizations, AI, and AI Chat workflows, so you can research those use cases in either tool before digging into the feature differences below.

Do MesoSim and Stocknear require subscriptions?

Both MesoSim and Stocknear keep freemium access with optional paid upgrades, so you can trial each platform before committing.

How can you access MesoSim and Stocknear?

Both MesoSim and Stocknear 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?

MesoSim differentiates itself with Advanced options strategy backtesting service built around a low-code workflow., Strategy Definition schema supports multi-leg structures plus entry/exit/adjustments and simulator controls (fill model, commissions/slippage, margin, position monitoring)., and TradFi instruments documented for simulation: SPX (data from 2010), RUT/VIX (data from 2012), and GLD (data from 2012), with index vs equity option modeling notes., whereas Stocknear stands out for Ticker pages with tabs for Financials, Statistics, Business Metrics, Forecasts, Dark Pool, Options, Insider, Dividends, and History., Real-time options flow feed and unusual activity; options chains available (OPRA-sourced)., and Dark pool & off-exchange trade tape (15‑minute delay)..

Keep exploring

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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.