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Updated October 6, 2026 · refreshed twice a day · daily history kept since the first snapshot
As of October 6, 2026, the 2,100 most active open Polymarket events hold 43,713 markets, with $40.45M traded in the last 24 hours and $290.68M in open interest. The ten busiest events account for 42% of the day's volume; 553 events are recurring price, weather or up/down series and 469 are single games.
| Category | Open events | 24h volume | Share | Open interest |
|---|---|---|---|---|
| Sports | 665 | $16.41M | 41% | $26.85M |
| Politics & Elections | 663 | $15.34M | 38% | $196.64M |
| Crypto | 113 | $3.99M | 10% | $33.28M |
| Other markets | 175 | $1.51M | 4% | $2.39M |
| Geopolitics & World | 93 | $1.05M | 3% | $11.92M |
| Economy & Fed | 203 | $976.4K | 2% | $13.50M |
| Tech & AI | 114 | $660.6K | 2% | $2.81M |
| Culture & Entertainment | 74 | $513.6K | 1% | $3.29M |
| Event | 24h volume |
|---|---|
| Falcons vs. Saints | $5.80M |
| Brazil Presidential Election | $3.47M |
| Chicago White Sox vs. Cleveland Guardians | $1.54M |
| Fed Decision in October? | $1.53M |
| Bitcoin Up or Down on October 5? | $1.42M |
| Next French Presidential Election | $875.4K |
| Ballon d'Or Winner 2026 | $612.9K |
| Balance of Power: 2026 Midterms | $595.1K |
| Presidential Election Winner 2028 | $504.3K |
| US announces end of Iranian blockade? | $485.5K |
■ 24h volume (relative) · 30-day price history (12-hour points)
| Date (UTC) | Open events | Markets | 24h volume | Open interest |
|---|---|---|---|---|
| 2026-10-06 | 2,100 | 43,713 | $40.45M | $290.68M |
| 2026-10-05 | 2,100 | 43,577 | $45.66M | $287.29M |
| 2026-10-04 | 2,100 | 53,328 | $70.34M | $301.81M |
| 2026-10-03 | 2,100 | 58,123 | $45.91M | $296.69M |
| 2026-10-02 | 2,100 | 50,095 | $43.20M | $289.50M |
| 2026-10-01 | 2,100 | 47,756 | $37.02M | $281.06M |
| 2026-09-30 | 2,100 | 48,739 | $33.13M | $294.59M |
| 2026-09-29 | 2,100 | 47,140 | $35.36M | $289.63M |
| 2026-09-28 | 2,100 | 44,448 | $41.67M | $291.65M |
| 2026-09-27 | 2,100 | 57,325 | $68.00M | $311.40M |
| 2026-09-26 | 2,100 | 59,297 | $49.31M | $306.60M |
| 2026-09-25 | 2,100 | 52,149 | $34.52M | $296.33M |
| 2026-09-24 | 2,100 | 47,969 | $44.44M | $305.41M |
Counts cover the open events the Gamma API returns when paged by 24-hour volume (2,100 this run), which include every event with meaningful daily trading. Categories follow Polymarket's tags as grouped on our odds index. Free JSON: /api/v1/stats.json (CC BY 4.0).
As of October 6, 2026, the 2,100 most active open Polymarket events hold 43,713 markets, with $40.45M traded in the last 24 hours and $290.68M in open interest. The ten busiest events account for 42% of the day's volume; 553 events are recurring price, weather or up/down series and 469 are single games.
See the category table: it splits the last 24 hours of volume across politics, geopolitics, economy, crypto, sports, tech and culture, as tagged by Polymarket.
From Polymarket's public Gamma API, reading the most active open events (the API returns events in pages ordered by 24-hour volume). Numbers are refreshed twice a day and one snapshot per day is kept in the history table.
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