Substack Author Performance Data

Public performance analysis of Substack financial newsletter authors.

What's Inside

substack_performance.md — Comprehensive performance analysis covering:

• Win Rates (Long / Short) at 7d, 15d, 30d, 60d horizons
• Long Returns (Avg / Median) at 1d, 7d, 15d, 30d, 60d
• Short Returns (Avg / Median) at 1d, 7d, 15d, 30d, 60d
• Composite Score ranking combining multiple metrics
• Per-Author Detail Pages with individual ticker call breakdowns

Methodology

• Period: 1 year rolling window
• Filter: High conviction calls only; novel calls (14-day dedup across all authors)
• Ticker calls are extracted from Substack newsletter articles using AI
• Returns are measured from article publish date using actual market data

Update Frequency

Updated periodically. Check the Generated timestamp in the report header.