Portfolio tracking & attribution

Know Exactly How Your Portfolio Is Performing

Track positions across asset classes in real time, measure performance against benchmarks, and attribute returns to the decisions that drove them — with accurate pricing, dividend data, and corporate action history from a single API.

Real-time, EOD & adjusted

Pricing & Corporate Actions

Real-time quotes, end-of-day OHLCV with adjusted close, dividend history, and stock split records — the clean, corporate-action-adjusted data essential for accurate portfolio valuation and return calculation.

S&P 500, Nasdaq, global indices

Indices & Benchmarks

Historical and real-time data for major indices including S&P 500, Nasdaq, and Dow Jones constituents — for benchmark construction, relative performance measurement, and attribution analysis.

What you can build

Portfolio tracking and attribution tools powered by FMP.

Real-time position monitoring

Live quotes across equities, ETFs, forex, and crypto for up-to-the-minute portfolio valuation and intraday P&L tracking.

Return calculation

Adjusted close prices with full dividend and split history — the clean data needed for total return calculations that reflect actual investor outcomes.

Benchmark comparison

Index constituent data and historical performance for the S&P 500, Nasdaq, Dow Jones, and international benchmarks for relative return analysis.

Sector attribution

Sector classification and ETF holdings data to attribute portfolio performance to sector allocation and geographic exposure decisions.

Accurate Data for Accurate Attribution

Adjusted close prices and complete corporate action history to ensure return calculations are clean and portfolio valuations remain accurate over time.

Adjusted & clean

Real-time and end-of-day pricing across equities, ETFs, forex, and commodities for multi-asset portfolio monitoring.

Multi-asset coverage

Accurate portfolio attribution starts with accurate data — clean pricing, complete corporate action history, and reliable benchmark coverage across every market you invest in.