Trexquant Investment Quantitative Analyst Interview Questions

The questions to prepare for a Trexquant Investment Quantitative Analyst interview. Questions from real interview reports rank first. Updated weekly.

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Explain shallow vs deep copy in Python, how nested objects behave, and when each approach is appropriate.

Bash File Processing and Python Cleaning

Medium

Tests practical scripting and data cleaning skills across Bash and Python.

bashdata cleaning

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Sharpe Ratio Calculation

Medium

Assesses your understanding of risk-adjusted performance metrics.

financial metrics

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Portfolio Construction from Basket Prices

Medium

Evaluates your portfolio construction approach from limited historical inputs.

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L2 Regression via Linear Programming

Hard

Tests your ability to connect optimization formulations to regression problems.

Regression

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Markov Chain Probability and LeetCode

Medium

Evaluates probabilistic modeling ability alongside practical coding performance.

Algorithms

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Assesses your understanding of optimization under the L1 norm.

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VWAP Calculation in Pandas

Medium

Assesses your ability to compute a standard market metric correctly in Python.

pandasData Analysis

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