Goal-based portfolio selection with fixed transaction costs

Fuente: arXiv
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Autori principali: Bayraktar, Erhan, Han, Bingyan, Zhang, Jingjie
Natura: Preprint
Pubblicazione: 2025
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author Bayraktar, Erhan
Han, Bingyan
Zhang, Jingjie
author_facet Bayraktar, Erhan
Han, Bingyan
Zhang, Jingjie
contents We study a goal-based portfolio selection problem in which an investor aims to meet multiple financial goals, each with a specific deadline and target amount. Trading the stock incurs a strictly positive transaction cost. Using the stochastic Perron's method, we show that the value function is the unique viscosity solution to a system of quasi-variational inequalities. The existence of an optimal trading strategy and goal funding scheme is established. Numerical results reveal complex optimal trading regions and show that the optimal investment strategy differs substantially from the V-shaped strategy observed in the frictionless case.
format Preprint
id arxiv_https___arxiv_org_abs_2510_21650
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Goal-based portfolio selection with fixed transaction costs
Bayraktar, Erhan
Han, Bingyan
Zhang, Jingjie
Optimization and Control
Mathematical Finance
Portfolio Management
49L20, 91G10, 49L25, 60H30
We study a goal-based portfolio selection problem in which an investor aims to meet multiple financial goals, each with a specific deadline and target amount. Trading the stock incurs a strictly positive transaction cost. Using the stochastic Perron's method, we show that the value function is the unique viscosity solution to a system of quasi-variational inequalities. The existence of an optimal trading strategy and goal funding scheme is established. Numerical results reveal complex optimal trading regions and show that the optimal investment strategy differs substantially from the V-shaped strategy observed in the frictionless case.
title Goal-based portfolio selection with fixed transaction costs
topic Optimization and Control
Mathematical Finance
Portfolio Management
49L20, 91G10, 49L25, 60H30
url https://arxiv.org/abs/2510.21650