Investor risk profiles of large language models

Fuente: arXiv
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Main Authors: Cho, Hanyong, Bae, Geumil, Kim, Jang Ho
Format: Preprint
Published: 2026
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author Cho, Hanyong
Bae, Geumil
Kim, Jang Ho
author_facet Cho, Hanyong
Bae, Geumil
Kim, Jang Ho
contents This paper investigates how large language models (LLMs) form and express investor risk profiles, a critical component of retail investment advising. We examine three LLMs (GPT, Gemini, and Llama) and assess their responses to a standardized risk questionnaire under varying prompts. In particular, we establish each model's default investment profile by analyzing repeated responses per model. We observe that LLMs are generally longterm investors but exhibit different tendencies in risk tolerance: Gemini has a moderate risk level with highly consistent responses, Llama skews more conservative, and GPT appears moderately aggressive with the greatest variation in answers. Moreover, we find that assigning specific personas such as age, wealth, and investment experience leads each LLM to adjust its risk profile, although the extent of these adjustments differs across the models.
format Preprint
id arxiv_https___arxiv_org_abs_2603_09303
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Investor risk profiles of large language models
Cho, Hanyong
Bae, Geumil
Kim, Jang Ho
Portfolio Management
This paper investigates how large language models (LLMs) form and express investor risk profiles, a critical component of retail investment advising. We examine three LLMs (GPT, Gemini, and Llama) and assess their responses to a standardized risk questionnaire under varying prompts. In particular, we establish each model's default investment profile by analyzing repeated responses per model. We observe that LLMs are generally longterm investors but exhibit different tendencies in risk tolerance: Gemini has a moderate risk level with highly consistent responses, Llama skews more conservative, and GPT appears moderately aggressive with the greatest variation in answers. Moreover, we find that assigning specific personas such as age, wealth, and investment experience leads each LLM to adjust its risk profile, although the extent of these adjustments differs across the models.
title Investor risk profiles of large language models
topic Portfolio Management
url https://arxiv.org/abs/2603.09303