collaborators

5 papers

q-fin.CP2026

Randomized Neural Networks for estimation of exposure profiles and Credit Valuation Adjustment (CVA) for American Equity Options

Isidro Moroso Varona, Jakub Michańków, Paweł Sakowski

This paper studies the use of randomized neural networks for the estimation of exposure profiles and unilateral CVA of American options within a Monte Carlo framework. The analysis…

q-fin.TR2026

Overreaction as an indicator for momentum in algorithmic trading: A Case of AAPL stocks

Szymon Lis, Robert Ślepaczuk, Paweł Sakowski

This paper investigates whether short-term market overreactions can be systematically predicted and monetized as momentum signals using high-frequency emotional information and mod…

q-fin.CP2025

Application of Deep Reinforcement Learning to At-the-Money S&P 500 Options Hedging

Zofia Bracha, Paweł Sakowski, Jakub Michańków

This paper explores the application of deep Q-learning to hedging at-the-money options on the S\&P~500 index. We develop an agent based on the Twin Delayed Deep Deterministic Polic…

q-fin.PM2025

Investment Portfolio Optimization Based on Modern Portfolio Theory and Deep Learning Models

Maciej Wysocki, Paweł Sakowski

This paper investigates an important problem of an appropriate variance-covariance matrix estimation in the Modern Portfolio Theory. We propose a novel framework for variancecovari…

q-fin.TR2025

Can Artificial Intelligence Trade the Stock Market?

Jędrzej Maskiewicz, Paweł Sakowski

The paper explores the use of Deep Reinforcement Learning (DRL) in stock market trading, focusing on two algorithms: Double Deep Q-Network (DDQN) and Proximal Policy Optimization (…