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Data-driven writeups on 0DTE options, algorithmic trading, trailing stop mechanics, and how we build signal automation — from the team running it live.

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24 articles

market analysisartificial intelligenceinfrastructure

Capex Without a Revenue Line: What Meta's Compute-Leasing Talks Signal About the AI Infrastructure Trade

On a Friday when semiconductors fell into a bear market on worries about AI capital spending, Meta was reported to be in early talks to lease out computing power. That looks like a contradiction and is actually the market's own answer to its own complaint. Among the big four hyperscalers, Meta is the only one with no public cloud — no channel to resell a single GPU-hour — which is exactly why its capex draws the most scrutiny. Here's what a compute-leasing business would change, and how to price it.

Stax Team
0dte optionsoptions tradingspx

0DTE Options: Mechanics, Risk, and Execution

Same-day options are now roughly half of all SPX volume, and most people trading them cannot state their settlement terms. This is the full picture: what the contract actually is (European, cash-settled, $100 multiplier, PM settlement), why the last trading day behaves unlike any other day because gamma scales as one over the square root of time remaining, what the research says about who actually makes money, and what execution genuinely requires. The mechanics are knowable. The variance is brutal. Both deserve to be stated plainly.

Stax Team
trading automationoptions tradingsoftware engineering

Automated Options Trading: A Complete Technical Guide

Automation is the most misunderstood word in retail trading. It is not a strategy, not an edge, and not a way to make money while you sleep — it is a transmission system that executes rules you define, faster and more consistently than you can by hand. This is the complete technical guide: the signal-to-fill pipeline, the architecture that carries it, the engineering failure modes that break real systems, and an honest accounting of what automation genuinely solves and what it leaves entirely untouched.

Stax Team
options trading0dte optionsrisk management

0DTE Options, Explained Without the Hype: The Mechanics, and the Honest Risk

Zero-days-to-expiration options are the most hyped and least understood corner of the market, now nearly half of all S&P 500 options volume. This is the straight version — how extreme theta decay, the gamma spike near expiry, and raw leverage combine to swing a 0DTE option violently on a small move in the underlying, which is exactly what makes them the highest-variance instrument most retail traders will ever touch. And the part the hype leaves out: on the research, retail buyers of 0DTE options lose money on average.

Stax Team
securitytrading automationoptions trading

'The Software Never Touches Your Money': What That Actually Means, and How to Verify It

Every automated trading tool claims it never touches your money. Most people can't evaluate whether that's true. This is a security-model breakdown of what the claim actually means — you connect your own brokerage with your own API keys, the software can place orders but has no custody and no withdrawal rights — and, more usefully, exactly how to verify the access scope of any trading tool before you trust it. The most credible version of 'we can't touch your funds' is the one you can check yourself in your broker's settings.

Stax Team
options tradingrisk managementtrading automation

How Automated Exit Logic Actually Works: A Mechanical Walkthrough of the Exit Stack

Most traders obsess over entries and treat exits as an afterthought — which is backwards, because exits determine most of the outcome. This is a mechanical, layer-by-layer walkthrough of a full automated exit stack: the initial fixed stop, the trailing trigger that switches the trade from loss-protection to profit-protection, single- and multi-tier trailing, break-even, and the OCO brackets that hold it all together. It also states plainly what no trading pitch will: a stop does not guarantee your fill, and gaps and slippage are real.

Stax Team
risk managementoptions tradingposition sizing

Position Sizing for Automated Options: Fixed-Dollar vs. Percent-of-Account (Damage Control, Not an Edge)

Let's be honest up front: position sizing does not make a strategy profitable, and most retail options traders lose money. Sizing is damage control, not an edge. Within that reality, there's a real argument for fixed-dollar sizing over percent-of-account — percentage sizing scales your losses up alongside your wins, so a single bad drawdown at a high account value can erase a long run of gains. Here's the honest math, a worked example of the divide-by-20 rule, and where each approach actually fits.

Stax Team
software engineeringbackendpostgresql

Real-Time Config Without a Restart: From Environment Variables to a Database-Backed ConfigManager

Environment variables are read once, at boot — changing a setting means a redeploy and a process restart. For any long-running service that can't afford a bounce, that's a problem. Here's how to move from env-var config to a database-backed ConfigManager backed by PostgreSQL and Redis, so settings update live and the process picks them up without stopping — including the parts that bite: consistency, validation, failure modes, and what should never live in a config table.

Stax Team
market analysisstock screeninginsider trading

Insider Selling as a Screen: Using Disclosed CEO and CFO Sales as One Input in an Unusual-Activity Dashboard

CoreWeave's CEO and CFO disclosed tens of millions in stock sales this month, and the stock is down. It's tempting to read that as a warning. But most insider selling is scheduled, diversification-driven, or tax-driven — not a signal at all. Here's how to use disclosed insider sales as one input in an unusual-activity dashboard, how to separate the mechanical sales from the meaningful ones, and why an insider buy tells you far more than an insider sale.

Stax Team
options tradingvolatilityvix

The VIX Regime Flip: What Changes for Same-Day Options When 30-Day Implied Vol Wakes Up Mid-Selloff

Yesterday the argument was that a calm VIX hid the real risk in dispersion and intraday moves. Today the VIX woke up — jumping about 8% to ~18 as the SOX fell into a bear market. When 30-day implied volatility rises mid-selloff, the same-day options environment flips regimes: premium gets richer, the term structure can invert, and moves start to trend instead of mean-revert. Here's what changes, and why the strategies that worked in the cheap-vol regime are the ones that break in this one.

Stax Team
market analysisartificial intelligencesemiconductors

When the AI Narrative Cracks: How One Open-Model Headline Reprices an Entire Sector — and the Correlation Spike That Follows

Overnight, Moonshot's Kimi K3 — a Chinese open-weight model rivaling US frontier systems — sent AI and semiconductor stocks into a third straight day of selling and revived the DeepSeek moment of 2025. The striking part isn't that chips fell; it's that a single competitive-model headline can reprice a trillion-dollar basket at once. This is why the AI trade behaves as one correlated bet, what happens to correlations when the thesis is threatened, and how to think about risk when diversification inside a theme quietly disappears.

Stax Team
market analysisoptions tradinganalyst ratings

Reading the Analyst-Cut Cascade: What a Wave of Simultaneous Price-Target Reductions Signals vs. a Single Downgrade

The morning after Netflix's guidance-driven selloff, the sell-side moved almost in unison — Goldman, JPMorgan, Morgan Stanley, BofA, and Oppenheimer all cut price targets at once. But nearly all of them kept their bullish ratings. Here's how to read a cascade of simultaneous target cuts, why it signals something different from a single downgrade, and why the ratings-versus-targets distinction is the part most people miss.

Stax Team
software engineeringfrontend architecturemodule federation

Shipping UI to a Live Trading Client Without a Redeploy: A Module Federation Case Study

Self-hosted trading clients create a deployment problem: how do you ship interface changes without making every user redeploy and interrupting live automation? Module Federation 2.0 with a Vue micro-frontend is the answer — the shell stays put while remotes update from the CDN. Here's how it works, and the shell-to-remote contract problems that make it hard.

Stax Team
energy marketsgeopolitical riskmarket analysis

The Strait of Hormuz as a Market Event: How an Energy Supply Shock Becomes Equity Volatility and Sector Dispersion

A US strike near Iran or a headline out of the Strait of Hormuz can move oil and equities in the same minute. This is the transmission mechanism — how an energy supply shock becomes a risk premium, then equity volatility, then sector dispersion, with energy and refiners on one side and rate-sensitive names on the other — and how to structure risk around a headline-driven tape.

Stax Team
automated options tradingtrading mistakesoptions trading bot

7 Mistakes You're Making with Automated Options Trading (and How to Fix Them)

A trading bot is a tool. A strong strategy is an edge. But neither one saves you from bad sizing, bad habits, or unrealistic expectations. The traders who get the most out of automation are not the ones looking for a shortcut. They're the ones who respect risk, understand the strategy, stay consistent, and stop letting emotion hijack every decision.

Stax Team
options trading bot0dte optionstrading automation

Do You Really Need an Options Trading Bot? Here’s the Truth About Automation in 2026

The question isn't whether technology has changed the game; it's whether you're going to use that technology or continue to be the liquidity for someone who does. Over 70% of global trade volume is now executed by algorithms — a machine can validate a signal across fifty variables and execute the trade before you can even blink. By automating your strategy, you're not cheating: you're finally playing the same game as the pros.

Stax Team
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StaxInvesting LLC provides software tools and educational content only; it is not a broker‑dealer or registered investment adviser. Trading options and futures involves substantial risk, and losses can exceed deposits. Consult a licensed financial professional and review all applicable regulations before acting on any idea. All trades are at the user's own risk.

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