Stock Price Prediction Leveraging Reddit: The Role of Trust Filter and Sliding Window
Abstract
The increasing attraction of high-risk investments for retail investors has fuelled speculation across social media platforms on stocks with a perceived likelihood for disproportionate returns. This paper investigates the capacity of one such forum’s (Reddit’s r/WallStreetBets) speculation and the prevailing literature on how value should be maximally extracted from a community’s insights. With comparative research focused on aggregating the sentiment of a community – we took an individualized approach – and sought to understand the role of forum member posts in stock price predictions. Utilizing a sentiment sliding window and trust filter enabled a 40% reduction in errors compared to not applying these techniques with the financial and Reddit data.
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- Authors
- Huynh, D., Audet, G., Alabi, N., & Tian, Y.
- Affiliations
- Queen's University (CA)
- Venue
- 2021 IEEE International Conference on Big Data (Big Data)
- Publisher
- IEEE
- Published
- 2021-12-15
- Pages
- 1054-1060
- OpenAlex
- W4205688737
- Cited by
- 10
- References
- 15
- Citations by year
- 2025: 2 · 2024: 5 · 2022: 3
- FWCI
- 2.91
- Type
- conference paper
- Language
- en
- Open access
- closed
- Licence
- Locations
- IEEE International Conference on Big Data (BigData) (publishedVersion)
- Funders
- Natural Sciences and Engineering Research Council of Canada
- Topics
- Social Sciences › Decision Sciences › Management Science and Operations Research › Stock Market Forecasting Methods
- Social Sciences › Economics, Econometrics and Finance › Finance › Financial Markets and Investment Strategies
- Physical Sciences › Computer Science › Artificial Intelligence › Sentiment Analysis and Opinion Mining
- Keywords
- stock price prediction, Reddit, r/wallstreetbets, retail investors, sentiment analysis, financial forecasting
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Registry, retraction, Cites and statistics results are computed, not judged, with one exception: a printed reference that no index lists is read once by a model before it counts as a citation error. Claims are extracted by a model and kept only when their quote appears verbatim in the text; each cited source is then checked, with a model’s help, for whether it says what the claim relies on. Those verdicts can be wrong — read the claim’s quote and the cited source before relying on one.
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