Category

Trading

Articles, reviews, and how-tos in the Trading category on the OpenMarkets blog.

Trading

NFL Week 1 2026 Preview: Key Matchups and Odds Across Every Venue

The full 2026 NFL Week 1 board priced across every prediction market venue. A two-way moneyline costs 100.5% to 101.3% here against 104.8% at a sportsbook, with $158.7M resting behind it.

By Greg Kajewski · Sep 9, 2026 · 11 min read
Trading

NL MVP 2026: Where to Get the Best Price on Prediction Markets

Crow-Armstrong and Ohtani are priced within a cent of each other on Kalshi and Polymarket. We walked both order books to find where the position is actually cheapest net of fees.

By Greg Kajewski · Aug 19, 2026 · 8 min read
Trading

Sportsbook vs. Prediction Market: Key Differences Explained

Compare sportsbooks and prediction markets by counterparty, fees, exit options, regulation, and tax treatment.

By Greg Kajewski · Jun 2, 2026 · 12 min read
Trading

7 Features to Look for in a Betting Infrastructure Platform

Choose a betting platform with scalability, sub-100ms data, flexible markets, secure APIs, operator analytics, and customizable UX.

By Greg Kajewski · May 31, 2026 · 15 min read
Trading

What is Whale Trading on Prediction Markets?

How large traders move prediction-market prices, drain liquidity, signal info or manipulate, and how retail traders can spot and respond.

By Greg Kajewski · May 29, 2026 · 14 min read
Trading

Best Tools for Cross-Platform Betting Automation in 2026

Compare top platforms that aggregate odds, find arbitrage, and enable unified execution and automation across betting venues.

By Greg Kajewski · May 29, 2026 · 10 min read