For tech-savvy investors and quant beginners

Quant data APIs, backtest frameworks, factor strategies, and 10-K reading guides for engineers. US large-caps and Korean markets covered.

• xAI Got Permits for 15 Turbines and Ran 35 — CNBC in Memphis

  CNBC's Memphis report is not really about pollution. It is about what happens to an AI buildout when the binding constraint stops being chips and becomes power, permits, and the patience of the people living next to it.

  2026-09-07 · talks

• Marks's 87% Three-Year Number Holds. His 95% Nifty 50 Loss Doesn't — Wharton 2026

  Howard Marks came to Wharton with three memos and a lot of specific figures. We checked the ones that can be checked, and one of them is far more severe than the record supports.

  2026-09-04 · talks

• The Fed Stopped Guiding Markets. The 2-Year Moved 2bp — Warsh's July 2026 FOMC Presser

  Chairman Warsh says pulling forward guidance let markets do the repricing. We pulled 20 years of Treasury data to check the claim, and the answer splits by tenor.

  2026-09-04 · talks

• Building a Dividend Reinvestment Tracker in Python

  A data model and sync loop for DRIP lots, cost basis, and yield on cost from a brokerage API, plus the corporate actions that break naive trackers.

  2026-08-12 · finance

• What IV Rank Tells You Before an Earnings Report

  IV rank compresses a year of implied volatility into one number. How it is calculated, and the three checks that keep it from misleading you.

  2026-08-12 · finance

• Reading a 10-K: The Five Sections That Change a Thesis

  Most of a 10-K is boilerplate carried over from last year. SEC endpoints let you diff filings instead of reading them front to back.

  2026-08-12 · finance

• Risk Parity for Retail Portfolios: A Developer's Guide

  Risk parity allocates by risk contribution instead of dollars, so one volatile asset doesn't dominate. Includes implementation steps and common caveats.

  2026-06-09 · finance