คลังความรู้

This tutorial explains how to define a reusable universe of securities for historical data collection and strategy research. It starts by querying a securities master database into a table, where each instrument has a unique security identifier. If the…

This guide explains how to inspect a Moonshot strategy interactively after moving it from a development notebook into a Python file. In JupyterLab, the user opens the strategy file, attaches a console, loads the file’s contents, creates a strategy instance,…

This strategy forms a long-short equity portfolio by ranking stocks on trailing returns, buying the strongest group and shorting the weakest. The ranking uses a twelve-month lookback while skipping the most recent month, a common way to reduce the influence…

The screen selects stocks whose daily high-to-low range is at least 1% of the low price, whose associated unredeemed convertible bond has a nonempty name, and whose prior-day actual turnover lies between 3% and 28%. The article interprets the range as a sign…

This tutorial section explains how to implement a cross-sectional momentum strategy, commonly called Up Minus Down, in Moonshot, an open-source vectorized backtester that uses pandas. The example ranks securities by returns over a 252-day momentum window…

This notebook explains how to compare strategy performance across parameter values using a parameter scan. Its example targets the momentum lookback window in a strategy and tests three lengths: 252, 126, and 63 trading days, described approximately as…

This tutorial outlines a workflow for developing and backtesting an end-of-day, cross-sectional momentum strategy with Moonshot. It begins with collecting daily historical equity data and selecting a universe, then moves into momentum factor research and…