Polymarket: 1.9 Billion Prediction Market Trading Records

Polymarket Data Fixed is a processed dataset of 1.9 billion trading records from the Polymarket prediction market platform. The data has been cleaned, unified, and transformed into analysis-ready formats by researchers including Zhengjie Wang and Yikang Li. The dataset was last updated on July 8, 2026.

Use Cases

• Conduct market research based on the 1.9 billion processed trading records.
• Perform behavioral studies based on the user-level transformations mentioned in the description.
• Run quantitative analysis based on the cleaned data and unified token perspectives.

Strengths

• Contains 1.9 billion trading records, indicating a large-scale data collection.
• Data is described as cleaned and processed into multiple analysis-ready formats.
• Includes user-level transformations, suggesting a focus on individual trader behavior.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Polymarket prediction market platform.

Collection Method

Fetched and processed by the listed authors.

Freshness

Last updated 2026-07-08 18:30:04; freshness should be verified.