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Updated weekly · Last refresh Nov 6

Trexquant Investment Quantitative Trader Interview Questions

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

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1
Statistics & ProbabilityStart here. 5 questions · ~42 min
Biased Coin IdentificationHard

Determine how many consecutive heads are needed to reach 99% posterior confidence that a selected coin has two heads.

Bayesian ReasoningBiasprobabilityTrexquant Investment
Modeling Market Event ProbabilityHard

Evaluates modeling approach for tail events using volatility history

probabilityTrexquant Investment
Expected Value in Betting and Position SizingMedium

Tests EV intuition and link to risk sizing

Expected ValueTrexquant Investment
Expected Value of a Die RollEasy

Assesses understanding of basic statistics and intuition for probability

probabilityExpected ValueTrexquant Investment
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2
Finance & Accounting4 questions · ~33 min
Backtesting Costs and SlippageMedium

Evaluates realistic backtesting practices and frictions

Trexquant Investment
Implied Volatility and Large Price MovesMedium

Assesses understanding of IV dynamics with price shocks

Trexquant Investment
Options Pricing and Delta-Neutral RiskMedium

Anchors to Trexquant’s options risk thinking in quantitative trading

Risk ManagementTrexquant Investment
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3
Behavioral & Leadership4 questions · ~33 min
Pivot After Feedback and AnomaliesMedium

Tests adaptability, analytical judgment, ownership, and communication when feedback or anomalies invalidate a technical approach.

feedbackadaptabilityaccountabilityTrexquant Investment
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The finish line: interview-readyComplete all 13 questions to finish this plan.