DEV Community

#quant

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Why the Same Fundamental Lives Under Different XBRL Tags in SEC EDGAR

Why the Same Fundamental Lives Under Different XBRL Tags in SEC EDGAR

Comments
6 min read
SEC 10-K Filing Deadline Data: The Structural Reason Fundamentals Lag Weeks Behind

SEC 10-K Filing Deadline Data: The Structural Reason Fundamentals Lag Weeks Behind

Comments
4 min read
We Shipped a 10x Error on General Mills. Here's the Bug, and the Check That Would Have Caught It.

We Shipped a 10x Error on General Mills. Here's the Bug, and the Check That Would Have Caught It.

Comments
5 min read
As-Reported vs Restated Financial Data: Why the Difference Matters for Backtesting

As-Reported vs Restated Financial Data: Why the Difference Matters for Backtesting

Comments
5 min read
I rebuilt a viral "3,888% return" TradingView strategy — it landed almost exactly at coin-flip odds

I rebuilt a viral "3,888% return" TradingView strategy — it landed almost exactly at coin-flip odds

Comments
7 min read
I tried to port an Indian FII/DII trading strategy to MNQ, MES, SPY, and QQQ — it lost money on all four

I tried to port an Indian FII/DII trading strategy to MNQ, MES, SPY, and QQQ — it lost money on all four

Comments
6 min read
How to Detect Lookahead Bias in a Backtest: A Practical Checklist

How to Detect Lookahead Bias in a Backtest: A Practical Checklist

Comments
5 min read
Point-in-Time Fundamentals Data: What It Is, Why It Matters, and How to Choose

Point-in-Time Fundamentals Data: What It Is, Why It Matters, and How to Choose

Comments
6 min read
Your Backtest Saw the Future: Lookahead Bias in Fundamental Data, Measured Across 313,562 Rows

Your Backtest Saw the Future: Lookahead Bias in Fundamental Data, Measured Across 313,562 Rows

Comments
8 min read
How to Build a Point-in-Time Fundamentals Database from SEC EDGAR (and When Not To)

How to Build a Point-in-Time Fundamentals Database from SEC EDGAR (and When Not To)

Comments
5 min read
Building a Korea-Market Middleware for Microsoft Qlib

Building a Korea-Market Middleware for Microsoft Qlib

1
Comments
6 min read
Learn quantitative finance with Python from scratch

Learn quantitative finance with Python from scratch

Comments
2 min read
Walk-forward backtest: como nĂŁo enganar a si mesmo

Walk-forward backtest: como nĂŁo enganar a si mesmo

Comments
5 min read
Volatility Relative-Value Trading: The Complete Guide

Volatility Relative-Value Trading: The Complete Guide

Comments
11 min read
Quantitative Finance (Quant): The Comprehensive Learning Path

Quantitative Finance (Quant): The Comprehensive Learning Path

Comments
5 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.