The ETF Changed Bitcoin's Four-Year Cycle, but It Did Not Create a Supercycle
Originally published by InvisibleHill Research . This cross-post preserves the original research cut-off and source list. Research cut-off: August 9…
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Beyond Borders: Building the Technology for a Caribbean Regional Stock Exchange
On July 27, 2026, the Caribbean Development Bank announced that it had approved a US$100,000 grant to the CARICOM Private Sector Organization to sup…
Track Any Company's Material Events Straight From SEC 8-K Filings
When a US public company does something that matters — closes an acquisition, loses a CFO, gets delisted, discloses a cybersecurity breach — it has…
How to Connect Claude to Stock Market Data via MCP
This guide walks you through connecting Claude directly to live market data using the Model Context Protocol (MCP). By adding this custom data conne…
Berkshire's $397 Billion Bet Against an Overheated Market!
The Mechanics of Capital Preservation: Analyzing Berkshire Hathaway’s Liquidity Strategy The recent disclosure that Berkshire Hathaway has accrued a…
faida-mcp: Kenya Capital Markets via AI Agents
NSE, Treasury Bonds, Unit Trusts, Diaspora Investment pip install faida-mcp Server #21 in the AI-KungFU East Africa Coordination Infrastructure. Git…
AI's Finance Problem Is Quantified — And That's Bullish for the Builders
What Happened BigFinanceBench (928 expert-authored tasks) and Hedge-Bench (102 real hedge-fund analyst tasks) dropped simultaneously, giving the mar…
Why I Started Building a Portfolio Tracker
Like many investors, I tried several portfolio tracking tools over the years. Most of them did a decent job, but I always found myself missing somet…
QuantConnect Review: Running 2,400 Backtests Without Installing a Single Python Library
Two years, 2,400+ backtests, and one accidentally profitable strategy — here's what actually happens when a developer tries to become a quant. I fir…
Alpha Vantage vs Yahoo Finance API: Free Market Data for Side Projects — An Honest Comparison
Eight projects, 600,000 API calls, and one production outage on a Sunday night — here's what you actually get from the two most popular free financi…
Portfolio Rebalancing Tools for the Hands-On Investor
I have a spreadsheet that tells me exactly which positions are off-target by how many dollars. It took thirty minutes to build and it works — but I…
Why Your Backtest Is Lying to You: Data Biases That Ruin Equity Research
You built a backtest. It returns 18% annualized over the last decade. The Sharpe is 1.4. The drawdown is acceptable. You're already mentally apartme…
SEC EDGAR for Developers: The Free Fundamentals API Hiding in Plain Sight
You finished the comparison shopping between Polygon and Alpha Vantage, maybe even signed up for a free tier of each. Now you want to pull fundament…
NVIDIA Q1 FY2027 Earnings Preview — 5 Signals the Market May Be Missing
NVIDIA reports Q1 FY2027 earnings on May 20, 2026 , after market close. The consensus expects approximately $78.1-78.8 billion in revenue and $1.74…
How I automated stop-loss monitoring with Claude Code and Telegram (no broker API needed)
The problem with manual stop-loss monitoring: you check your phone, the market moves while you're not watching, and you exit a position three points…
XLI Put/Call Hit 5.32 While SPY Was at 0.44 — My Claude Scanner Caught It Live
XLI Put/Call Hit 5.32 While SPY Was at 0.44 — My Claude Scanner Caught It Live Most retail traders watch individual stocks. They'll track the put/ca…
I Built a Privacy-First Calculator Platform With Zero Tracking — Here's the Architecture
` Every financial calculator website I've used tracks you. Calculator.net, Omni Calculator, Mathway — they all collect your inputs, profile your beh…
Mitsui & Co. (TSE: 8031): First ¥1 Trillion Profit — And the Stock Is Down 10% From Its Peak
Record earnings. A 9% Berkshire stake. 9x forward earnings. The LNG and iron ore thesis — and the two risks that could break it. Mitsui & Co. di…
Mitsubishi Corporation (TSE: 8058): Why Buffett's Biggest Japanese Bet Keeps Getting Bigger
¥1.17 Trillion in annual profit. Japan's largest corporate buyback. A 9% Berkshire Hathaway stake. And yet the stock trades at 10 times earnings. Th…