Data Sources

Meridian currently relies on 6 source families.

This page lists source families rather than every individual publisher. One family may include multiple feeds or endpoints. Source availability can vary by market, entitlement, or third-party uptime.

Yahoo Finance

Market data

Primary source family for historical prices, broad ticker coverage, and fallback quote data.

Coverage: U.S. equities, ETFs, indices, forex, and portions of crypto coverage.

Cadence: Near-real-time or delayed depending on instrument and exchange.

Used for
  • • Historical charts
  • • Fallback quotes
  • • Reference company metadata

Finnhub

Realtime and fundamentals

Structured market API used for live quotes, company fundamentals, and additional company news where configured.

Coverage: Realtime quote endpoints, fundamentals, and structured market datasets.

Cadence: Realtime when API credentials are enabled.

Used for
  • • Live quote cards
  • • Fundamental snapshots
  • • Supplemental company news

NewsAPI

News aggregation

Structured article aggregation across mainstream business and finance publishers.

Coverage: Publisher-indexed business headlines and article metadata.

Cadence: Near-real-time feed ingestion.

Used for
  • • News discovery
  • • Briefing inputs
  • • Article summarization candidates

Curated RSS network

Editorial coverage

Public RSS feeds from outlets such as Reuters, CNBC, MarketWatch, Yahoo Finance, Nasdaq, and Investing.com.

Coverage: Macro, equity, sector, and publisher-specific headline coverage.

Cadence: Feed-based polling throughout the day.

Used for
  • • Publisher diversity
  • • Fallback news coverage
  • • Breaking headline redundancy

SEC EDGAR

Regulatory filings

Official U.S. corporate filings sourced from the SEC EDGAR public interface.

Coverage: 10-K, 10-Q, 8-K, 13F, Form 4, and related filing records.

Cadence: As filed and indexed by the SEC.

Used for
  • • Filing tracker
  • • Corporate event context
  • • Earnings and disclosure research

CoinGecko

Digital assets

Public crypto market data family for spot prices, global crypto market stats, and trending assets.

Coverage: Crypto prices, market caps, DeFi totals, and digital asset trend snapshots.

Cadence: Near-real-time public API polling.

Used for
  • • Crypto dashboards
  • • Global crypto metrics
  • • Trending asset monitoring

Methodology note

Meridian combines multiple feeds to improve redundancy, breadth, and timeliness. Disagreements between sources are possible, and market data may be delayed or incomplete depending on the vendor. Review the Terms of Use for the full data accuracy disclaimer.