
 Flirting with Models Roxton McNeal and Siddharth Sethi – Building Multi-Strategy QIS Portfolios (S7E16)
 48 snips 
 Apr 21, 2025  AI Snips 
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 Transcript 
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Sid's QIS Career Journey
- Siddharth Sethi's quantitative career began trading rates straight out of college and evolved through Wall Street roles focusing on QIS strategies.
 - His journey included significant work on nonlinear QIS and managing a QIS portfolio for a Soros spinoff before joining Simplify.
 
Structural vs Academic Premia
- Differentiating QIS premia as structural or academic helps focus on persistent market inefficiencies versus static economic theories.
 - Structural premia require dynamic allocation adapting to market conditions, unlike academic premia which are static and prone to erosion.
 
Rigorous QIS Strategy Evaluation
- Evaluate QIS strategies by validating economic rationale and testing across diverse periods and stress scenarios.
 - Internally model bank strategies to stress test parameters and avoid overfitting to historical backtests.
 
