Blog

Field notes on options trading discipline, premium-selling systems, and how we build ThetaGrind.

Bull standing in a sunlit Greek meadow — eToro joins ThetaGrind's supported brokerages

Feature

eToro Sync Is Live: Connect Your Account in Two Minutes

eToro becomes the 19th brokerage you can auto-sync with ThetaGrind. Connect once with OAuth and your balances, positions, and trade history flow in daily. No spreadsheets, no manual entry.

Rob BrockmanJul 20, 2026

Semiconductor market selloff and options premium selling concept

Market Musing

How to Harvest Semiconductor IV Without Getting Run Over

Semiconductor stocks are correcting hard. SMH down 15.7% in a month, VIX spiking toward 19. For premium sellers, elevated IV in names with intact fundamentals is an opportunity. Here is a framework for separating repricing from a broken trade thesis.

Rob BrockmanJul 20, 2026

Strategy

Why Discipline Predicts Returns Better Than Win Rate

Your process (did I follow my plan?) is a leading indicator of future P/L, while win rate is a lagging one.

Rob BrockmanMay 12, 2026