Tick-by-tick trades and L2 order-book depth for 1,088 sports series on Kalshi & Polymarket — NFL game totals, FIFA World Cup, ATP/ITF tennis matches, MLB games. 105,939 series-days covering May 2025 – September 2026, sold as day bundles from €1.
Each topic hub lists its series per venue with 30-day activity (to 2026-09-02), coverage and FAQ.
Every live series in this topic, largest archive first. Each series page lists its exact coverage, day count and free samples; day bundles are bought in the shop calendar.
| Series | Venue | Interval | Days | Coverage | Size | Price/day | |
|---|---|---|---|---|---|---|---|
| MLB (games & props) | Polymarket | event | 359 | May 2025 – September 2026 | 112 GB | €1 | Buy days |
| ATP Tennis (matches & props) | Polymarket | event | 347 | July 2025 – September 2026 | 109 GB | €1 | Buy days |
| League of Legends esports | Polymarket | event | 357 | September 2025 – September 2026 | 75.7 GB | €1 | Buy days |
| ITF Men's Match | Kalshi | event | 147 | April 2026 – September 2026 | 74.6 GB | €1 | Buy days |
| FIFA World Cup | Polymarket | event | 106 | April 2026 – July 2026 | 70.6 GB | €1 | Buy days |
| ITF Women's Match | Kalshi | event | 147 | April 2026 – September 2026 | 68.5 GB | €1 | Buy days |
| Counter-Strike 2 esports | Polymarket | event | 351 | June 2025 – September 2026 | 67.8 GB | €1 | Buy days |
| NBA (games & props) | Polymarket | event | 487 | May 2025 – September 2026 | 65.2 GB | €1 | Buy days |
| Challenger ATP | Kalshi | event | 191 | February 2026 – September 2026 | 57.6 GB | €1 | Buy days |
| WTA Tennis (matches & props) | Polymarket | event | 302 | August 2025 – September 2026 | 57.0 GB | €1 | Buy days |
| Pro Baseball Total Points | Kalshi | event | 165 | March 2026 – September 2026 | 55.4 GB | €1 | Buy days |
| MLS Soccer | Polymarket | event | 368 | July 2025 – September 2026 | 39.4 GB | €1 | Buy days |
| ITF Tennis (matches & props) | Polymarket | event | 114 | May 2026 – September 2026 | 39.2 GB | €1 | Buy days |
| Pro Baseball Spread | Kalshi | event | 165 | March 2026 – September 2026 | 38.7 GB | €1 | Buy days |
| Professional Baseball Game | Kalshi | event | 191 | February 2026 – September 2026 | 35.4 GB | €1 | Buy days |
| NHL (games & props) | Polymarket | event | 411 | May 2025 – September 2026 | 35.1 GB | €1 | Buy days |
| Counter-Strike 2 Game | Kalshi | event | 191 | February 2026 – September 2026 | 34.9 GB | €1 | Buy days |
| Valorant esports | Polymarket | event | 316 | October 2025 – September 2026 | 30.5 GB | €1 | Buy days |
| UEFA Europa Conference League | Polymarket | event | 225 | October 2025 – September 2026 | 30.0 GB | €1 | Buy days |
| Pro Baseball Team Total | Kalshi | event | 156 | March 2026 – September 2026 | 29.1 GB | €1 | Buy days |
| Bolivia Primera División | Polymarket | event | 161 | March 2026 – September 2026 | 26.8 GB | €1 | Buy days |
| ATP Tennis Match | Kalshi | event | 191 | February 2026 – September 2026 | 26.1 GB | €1 | Buy days |
| WTA Tennis Match | Kalshi | event | 191 | February 2026 – September 2026 | 23.9 GB | €1 | Buy days |
| English Premier League | Polymarket | event | 369 | May 2025 – September 2026 | 23.5 GB | €1 | Buy days |
| Dota 2 esports | Polymarket | event | 354 | September 2025 – September 2026 | 23.2 GB | €1 | Buy days |
| La Liga Soccer | Polymarket | event | 318 | August 2025 – September 2026 | 21.1 GB | €1 | Buy days |
| Brasileirão Série A | Polymarket | event | 266 | October 2025 – September 2026 | 19.9 GB | €1 | Buy days |
| UEFA Champions League | Polymarket | event | 300 | May 2025 – September 2026 | 19.7 GB | €1 | Buy days |
| Chinese Super League | Polymarket | event | 204 | October 2025 – September 2026 | 19.0 GB | €1 | Buy days |
| FA Cup | Polymarket | event | 255 | October 2025 – September 2026 | 18.9 GB | €1 | Buy days |
| Argentina Liga Profesional | Polymarket | event | 276 | September 2025 – September 2026 | 18.4 GB | €1 | Buy days |
| Brasileirão Série B | Polymarket | event | 180 | March 2026 – September 2026 | 17.7 GB | €1 | Buy days |
| Formula 1 (races & props) | Polymarket | event | 395 | May 2025 – September 2026 | 17.1 GB | €1 | Buy days |
| Counter-Strike 2 Map Winner | Kalshi | daily | 185 | March 2026 – September 2026 | 17.0 GB | €1 | Buy days |
| EFL Championship Soccer | Polymarket | event | 263 | October 2025 – September 2026 | 17.0 GB | €1 | Buy days |
| UEFA Europa League | Polymarket | event | 320 | May 2025 – September 2026 | 15.8 GB | €1 | Buy days |
| Pro Basketball Spread | Kalshi | event | 103 | March 2026 – June 2026 | 15.7 GB | €1 | Buy days |
| First 5 Innings Total | Kalshi | event | 163 | March 2026 – September 2026 | 15.0 GB | €1 | Buy days |
| First 5 Innings Winner | Kalshi | event | 165 | March 2026 – September 2026 | 14.8 GB | €1 | Buy days |
| ATP Set Winner | Kalshi | event | 185 | March 2026 – September 2026 | 14.6 GB | €1 | Buy days |
| Ligue 1 Soccer | Polymarket | event | 323 | August 2025 – September 2026 | 14.5 GB | €1 | Buy days |
| League of Legends Game | Kalshi | event | 188 | February 2026 – September 2026 | 14.3 GB | €1 | Buy days |
| Liga MX Soccer | Polymarket | event | 322 | September 2025 – September 2026 | 14.3 GB | €1 | Buy days |
| Pro Basketball Total Points | Kalshi | event | 103 | March 2026 – June 2026 | 14.0 GB | €1 | Buy days |
| K League Soccer | Polymarket | event | 237 | October 2025 – September 2026 | 13.8 GB | €1 | Buy days |
| College Football (CFB games & props) | Polymarket | event | 165 | August 2025 – September 2026 | 13.6 GB | €1 | Buy days |
| Men's T20 Cricket Match | Kalshi | event | 186 | February 2026 – September 2026 | 13.6 GB | €1 | Buy days |
| Bundesliga Soccer | Polymarket | event | 297 | August 2025 – September 2026 | 13.4 GB | €1 | Buy days |
| WNBA (games & props) | Polymarket | event | 279 | May 2025 – September 2026 | 13.1 GB | €1 | Buy days |
| PGA Tour | Kalshi | event | 180 | March 2026 – August 2026 | 12.7 GB | €1 | Buy days |
| NWSL Soccer | Polymarket | event | 145 | March 2026 – September 2026 | 12.3 GB | €1 | Buy days |
| Eliteserien Soccer (Norway) | Polymarket | event | 261 | October 2025 – September 2026 | 11.8 GB | €1 | Buy days |
| NFL (games & props) | Polymarket | event | 297 | July 2025 – September 2026 | 11.6 GB | €1 | Buy days |
| LaLiga 2 (Spain) | Polymarket | event | 291 | November 2025 – September 2026 | 11.4 GB | €1 | Buy days |
| Women's Pro Basketball Spread | Kalshi | event | 123 | April 2026 – August 2026 | 11.2 GB | €1 | Buy days |
| Challenger WTA | Kalshi | event | 138 | February 2026 – August 2026 | 10.9 GB | €1 | Buy days |
| WTA Set Winner | Kalshi | event | 128 | April 2026 – September 2026 | 10.8 GB | €1 | Buy days |
| Soccer 2026 Season Futures (winners & runners-up) | Polymarket | annual | 156 | April 2026 – September 2026 | 10.5 GB | €1 | Buy days |
| Saudi Pro League | Polymarket | event | 267 | October 2025 – September 2026 | 10.5 GB | €1 | Buy days |
| Valorant game winner | Kalshi | event | 191 | February 2026 – September 2026 | 10.3 GB | €1 | Buy days |
| Colombia Primera A | Polymarket | event | 208 | January 2026 – September 2026 | 10.3 GB | €1 | Buy days |
| Japan NPB Game | Kalshi | event | 160 | March 2026 – September 2026 | 10.3 GB | €1 | Buy days |
| Pro Baseball Hits | Kalshi | event | 163 | March 2026 – September 2026 | 10.1 GB | €1 | Buy days |
| Pro Baseball Hits Runs RBIs | Kalshi | event | 163 | March 2026 – September 2026 | 9.78 GB | €1 | Buy days |
| Club Friendlies | Polymarket | event | 40 | July 2026 – September 2026 | 9.73 GB | €1 | Buy days |
| Women's Pro Basketball Total | Kalshi | event | 123 | April 2026 – August 2026 | 9.69 GB | €1 | Buy days |
| Copa Sudamericana | Polymarket | event | 245 | September 2025 – September 2026 | 9.49 GB | €1 | Buy days |
| League of Legends Map Winner | Kalshi | event | 182 | March 2026 – September 2026 | 9.34 GB | €1 | Buy days |
| KBO Game | Kalshi | event | 157 | March 2026 – September 2026 | 9.26 GB | €1 | Buy days |
| First 5 Innings Spread | Kalshi | event | 163 | March 2026 – September 2026 | 8.88 GB | €1 | Buy days |
| Copa Libertadores | Polymarket | event | 285 | September 2025 – September 2026 | 8.60 GB | €1 | Buy days |
| Primeira Liga (Portugal) | Polymarket | event | 275 | September 2025 – September 2026 | 8.20 GB | €1 | Buy days |
| Pro Baseball Total Bases | Kalshi | event | 163 | March 2026 – September 2026 | 8.17 GB | €1 | Buy days |
| Eredivisie (Netherlands) | Polymarket | event | 293 | September 2025 – September 2026 | 8.08 GB | €1 | Buy days |
| Chile Primera División | Polymarket | event | 225 | January 2026 – September 2026 | 8.03 GB | €1 | Buy days |
| Liga 1 (Peru) | Polymarket | event | 181 | January 2026 – September 2026 | 7.81 GB | €1 | Buy days |
| Pro Football Spread | Kalshi | event | 35 | August 2026 – September 2026 | 7.73 GB | €1 | Buy days |
| Süper Lig (Turkey) | Polymarket | event | 320 | September 2025 – September 2026 | 7.46 GB | €1 | Buy days |
| Leagues Cup | Polymarket | event | 52 | May 2025 – September 2026 | 7.37 GB | €1 | Buy days |
| International Cricket (matches & props) | Polymarket | event | 267 | December 2025 – September 2026 | 7.16 GB | €1 | Buy days |
| Pro Baseball Home Runs | Kalshi | event | 163 | March 2026 – September 2026 | 7.07 GB | €1 | Buy days |
| Allsvenskan (Sweden) | Polymarket | event | 109 | May 2026 – September 2026 | 7.07 GB | €1 | Buy days |
| Valorant Map Winner | Kalshi | event | 185 | March 2026 – September 2026 | 7.06 GB | €1 | Buy days |
| Superliga (Denmark) | Polymarket | event | 250 | October 2025 – September 2026 | 7.00 GB | €1 | Buy days |
| Club Friendlies | Kalshi | event | 40 | July 2026 – August 2026 | 6.76 GB | €1 | Buy days |
| Pro Basketball Game | Kalshi | event | 125 | February 2026 – September 2026 | 6.68 GB | €1 | Buy days |
| Men's College Basketball Men's Game | Kalshi | event | 39 | February 2026 – April 2026 | 6.67 GB | €1 | Buy days |
| ITF Doubles Match | Kalshi | event | 57 | July 2026 – September 2026 | 6.61 GB | €1 | Buy days |
| PGA Top 20 Finisher | Kalshi | event | 180 | March 2026 – August 2026 | 6.60 GB | €1 | Buy days |
| KBO Baseball (games & props) | Polymarket | event | 191 | October 2025 – September 2026 | 6.55 GB | €1 | Buy days |
| UFC (fights & props) | Polymarket | event | 428 | June 2025 – September 2026 | 6.42 GB | €1 | Buy days |
| College Football Spread | Kalshi | event | 25 | August 2026 – September 2026 | 6.28 GB | €1 | Buy days |
| Men's College Basketball Total Points | Kalshi | event | 35 | March 2026 – April 2026 | 6.22 GB | €1 | Buy days |
| Dota 2 Game | Kalshi | event | 172 | February 2026 – September 2026 | 6.15 GB | €1 | Buy days |
| ATP Total Games (KXATPGTOTAL) | Kalshi | event | 121 | May 2026 – September 2026 | 6.09 GB | €1 | Buy days |
| Russian Premier League | Polymarket | event | 231 | September 2025 – September 2026 | 6.01 GB | €1 | Buy days |
| Men's College Basketball Spread | Kalshi | event | 35 | March 2026 – April 2026 | 6.01 GB | €1 | Buy days |
| EFL League One | Polymarket | event | 94 | March 2026 – September 2026 | 5.88 GB | €1 | Buy days |
| 2. Bundesliga | Polymarket | event | 291 | November 2025 – September 2026 | 5.88 GB | €1 | Buy days |
| Scottish Premiership | Polymarket | event | 230 | November 2025 – September 2026 | 5.81 GB | €1 | Buy days |
| PGA Round 1 Leader | Kalshi | event | 148 | March 2026 – August 2026 | 5.51 GB | €1 | Buy days |
| EFL Cup | Polymarket | event | 179 | October 2025 – September 2026 | 5.44 GB | €1 | Buy days |
| ATO Game Spread | Kalshi | event | 131 | March 2026 – September 2026 | 5.41 GB | €1 | Buy days |
| World Cup Game | Kalshi | event | 144 | February 2026 – July 2026 | 5.31 GB | €1 | Buy days |
| Pro Football Total Points | Kalshi | event | 35 | August 2026 – September 2026 | 5.26 GB | €1 | Buy days |
| PGA Top 10 Finisher | Kalshi | event | 180 | March 2026 – August 2026 | 5.19 GB | €1 | Buy days |
| ITF Women's Doubles Match | Kalshi | event | 56 | July 2026 – September 2026 | 5.12 GB | €1 | Buy days |
| National League (England) | Polymarket | event | 85 | March 2026 – September 2026 | 5.06 GB | €1 | Buy days |
| Ligue 2 | Polymarket | event | 227 | November 2025 – September 2026 | 5.03 GB | €1 | Buy days |
| Women's Pro Basketball Game | Kalshi | event | 125 | April 2026 – August 2026 | 4.92 GB | €1 | Buy days |
| J1 League (Japan) | Polymarket | event | 91 | October 2025 – September 2026 | 4.90 GB | €1 | Buy days |
| Pro Baseball Strikeouts | Kalshi | event | 163 | March 2026 – September 2026 | 4.76 GB | €1 | Buy days |
| EFL League Two | Polymarket | event | 124 | March 2026 – September 2026 | 4.76 GB | €1 | Buy days |
| College Football Total Points | Kalshi | event | 25 | August 2026 – September 2026 | 4.75 GB | €1 | Buy days |
| Superliga (Romania) | Polymarket | event | 178 | January 2026 – September 2026 | 4.70 GB | €1 | Buy days |
| College Basketball Women's Game | Kalshi | event | 38 | February 2026 – April 2026 | 4.66 GB | €1 | Buy days |
| Czech First League | Polymarket | event | 177 | January 2026 – September 2026 | 4.65 GB | €1 | Buy days |
| Pro Basketball Player Points | Kalshi | event | 103 | March 2026 – June 2026 | 4.64 GB | €1 | Buy days |
| Point Total (KXCLUBFTOTAL) | Kalshi | event | 39 | July 2026 – August 2026 | 4.14 GB | €1 | Buy days |
| First 7 Innings Winner | Kalshi | event | 65 | June 2026 – September 2026 | 4.08 GB | €1 | Buy days |
| Major League Soccer Game | Kalshi | event | 143 | February 2026 – September 2026 | 3.92 GB | €1 | Buy days |
| Argentina Primera Nacional | Polymarket | event | 45 | June 2026 – September 2026 | 3.91 GB | €1 | Buy days |
| UEFA Women's Champions League | Polymarket | event | 145 | February 2026 – September 2026 | 3.79 GB | €1 | Buy days |
| NBA Team Total | Kalshi | event | 103 | March 2026 – June 2026 | 3.75 GB | €1 | Buy days |
| Copa do Brasil | Polymarket | event | 91 | April 2026 – September 2026 | 3.75 GB | €1 | Buy days |
| Ukrainian Premier League | Polymarket | event | 143 | February 2026 – September 2026 | 3.72 GB | €1 | Buy days |
| First 3 Innings Winner | Kalshi | event | 65 | June 2026 – September 2026 | 3.64 GB | €1 | Buy days |
| Boxing Match Champion | Kalshi | event | 185 | March 2026 – September 2026 | 3.59 GB | €1 | Buy days |
| PGA Top 5 Finisher | Kalshi | event | 180 | March 2026 – August 2026 | 3.58 GB | €1 | Buy days |
| Nike Liga (Slovakia) | Polymarket | event | 109 | March 2026 – September 2026 | 3.52 GB | €1 | Buy days |
| Liga Nacional (Guatemala) | Polymarket | event | 139 | October 2025 – September 2026 | 3.48 GB | €1 | Buy days |
| NHL Game | Kalshi | event | 110 | February 2026 – June 2026 | 3.38 GB | €1 | Buy days |
| ATP Exact Match Score | Kalshi | event | 131 | March 2026 – September 2026 | 3.36 GB | €1 | Buy days |
| J2 League (Japan) | Polymarket | event | 92 | October 2025 – September 2026 | 3.31 GB | €1 | Buy days |
| Dota 2 Map Winner | Kalshi | event | 163 | March 2026 – September 2026 | 3.29 GB | €1 | Buy days |
| NPB Baseball (games & props) | Polymarket | event | 73 | June 2026 – September 2026 | 3.24 GB | €1 | Buy days |
| WTA Total Games | Kalshi | event | 25 | August 2026 – September 2026 | 3.23 GB | €1 | Buy days |
| DFB-Pokal | Polymarket | event | 176 | May 2025 – September 2026 | 3.21 GB | €1 | Buy days |
| Liga Promerica (Costa Rica) | Polymarket | event | 100 | March 2026 – September 2026 | 3.21 GB | €1 | Buy days |
| HNL (Croatia) | Polymarket | event | 102 | March 2026 – September 2026 | 3.20 GB | €1 | Buy days |
| Pro Baseball Spring Training game | Kalshi | event | 28 | February 2026 – March 2026 | 3.19 GB | €1 | Buy days |
| World Series | Kalshi | event | 185 | March 2026 – September 2026 | 3.08 GB | €1 | Buy days |
| College Baseball Game | Kalshi | event | 112 | February 2026 – June 2026 | 3.07 GB | €1 | Buy days |
| Men's ODI Cricket Match | Kalshi | event | 72 | May 2026 – August 2026 | 3.02 GB | €1 | Buy days |
| Pro Baseball Run in First Inning | Kalshi | event | 165 | March 2026 – September 2026 | 3.01 GB | €1 | Buy days |
| UFC Fight | Kalshi | event | 185 | March 2026 – September 2026 | 2.98 GB | €1 | Buy days |
| Austrian Cup (ÖFB-Pokal) | Polymarket | event | 85 | April 2026 – September 2026 | 2.90 GB | €1 | Buy days |
| World Cup Total | Kalshi | event | 45 | June 2026 – July 2026 | 2.88 GB | €1 | Buy days |
| NHL Goal Total | Kalshi | event | 104 | March 2026 – June 2026 | 2.86 GB | €1 | Buy days |
| USL Championship | Polymarket | event | 44 | July 2026 – September 2026 | 2.84 GB | €1 | Buy days |
| Women's T20 Match | Kalshi | event | 96 | May 2026 – September 2026 | 2.71 GB | €1 | Buy days |
| International Friendly Game | Kalshi | event | 49 | March 2026 – June 2026 | 2.60 GB | €1 | Buy days |
| Brasileiro Serie A Game (KXBRASILEIROGAME) | Kalshi | event | 154 | February 2026 – September 2026 | 2.59 GB | €1 | Buy days |
| Mexican Baseball League | Kalshi | event | 67 | June 2026 – September 2026 | 2.54 GB | €1 | Buy days |
| World Cup Correct Score | Kalshi | event | 39 | June 2026 – July 2026 | 2.44 GB | €1 | Buy days |
| Argentina Primera Division Game | Kalshi | event | 132 | February 2026 – September 2026 | 2.43 GB | €1 | Buy days |
| Australia Cup | Polymarket | event | 65 | July 2026 – September 2026 | 2.42 GB | €1 | Buy days |
| Pro Baseball RBIs | Kalshi | event | 73 | June 2026 – September 2026 | 2.36 GB | €1 | Buy days |
| Primera División (Uruguay) | Polymarket | event | 47 | June 2026 – September 2026 | 2.36 GB | €1 | Buy days |
| Professional Football Game | Kalshi | event | 113 | May 2026 – September 2026 | 2.36 GB | €1 | Buy days |
| LigaPro Serie A (Ecuador) | Polymarket | event | 44 | July 2026 – September 2026 | 2.32 GB | €1 | Buy days |
| Superettan (Sweden) | Polymarket | event | 49 | June 2026 – September 2026 | 2.29 GB | €1 | Buy days |
| Liga MX Game (KXLIGAMXGAME) | Kalshi | event | 133 | February 2026 – September 2026 | 2.24 GB | €1 | Buy days |
| Pro Basketball 1st Half Spread | Kalshi | event | 103 | March 2026 – June 2026 | 2.24 GB | €1 | Buy days |
| English Premier League Game | Kalshi | event | 117 | February 2026 – September 2026 | 2.24 GB | €1 | Buy days |
| USL Championship Game | Kalshi | event | 166 | March 2026 – September 2026 | 2.18 GB | €1 | Buy days |
| R6 Game | Kalshi | event | 111 | March 2026 – September 2026 | 2.17 GB | €1 | Buy days |
| MLB Season Wins | Kalshi | annual | 185 | March 2026 – September 2026 | 2.14 GB | €1 | Buy days |
| Pro Basketball 1st Half Total Points | Kalshi | event | 103 | March 2026 – June 2026 | 2.11 GB | €1 | Buy days |
| College Football Game | Kalshi | event | 108 | May 2026 – September 2026 | 2.10 GB | €1 | Buy days |
| Point Total (KXNPBTOTAL) | Kalshi | event | 51 | July 2026 – September 2026 | 2.09 GB | €1 | Buy days |
| Ekstraklasa (Poland) | Polymarket | event | 44 | July 2026 – September 2026 | 2.08 GB | €1 | Buy days |
| La Liga Game | Kalshi | event | 117 | February 2026 – September 2026 | 2.08 GB | €1 | Buy days |
| UEFA Conference League Game | Kalshi | event | 71 | February 2026 – August 2026 | 2.06 GB | €1 | Buy days |
| MLS Total | Kalshi | event | 134 | March 2026 – September 2026 | 2.05 GB | €1 | Buy days |
| Next NBA Team | Kalshi | event | 185 | March 2026 – September 2026 | 2.02 GB | €1 | Buy days |
| World Cup Goal | Kalshi | event | 40 | June 2026 – July 2026 | 2.00 GB | €1 | Buy days |
| World Cup Spread | Kalshi | event | 45 | June 2026 – July 2026 | 1.97 GB | €1 | Buy days |
| NHL Spread | Kalshi | event | 104 | March 2026 – June 2026 | 1.96 GB | €1 | Buy days |
| Conference League Total | Kalshi | event | 51 | April 2026 – August 2026 | 1.90 GB | €1 | Buy days |
| Liga DIMAYOR Game | Kalshi | event | 141 | February 2026 – September 2026 | 1.90 GB | €1 | Buy days |
| UEFA Champions League Game | Kalshi | event | 138 | February 2026 – September 2026 | 1.85 GB | €1 | Buy days |
| PGA Head-to-Head Matchups | Kalshi | event | 135 | March 2026 – August 2026 | 1.83 GB | €1 | Buy days |
| Korea K League Game | Kalshi | event | 125 | February 2026 – September 2026 | 1.79 GB | €1 | Buy days |
| OBOS-ligaen (Norway) | Polymarket | event | 60 | June 2026 – September 2026 | 1.78 GB | €1 | Buy days |
| Pro Basketball Summer League Total | Kalshi | event | 17 | July 2026 | 1.77 GB | €1 | Buy days |
| Women's Pro Basketball 1st Half Spread | Kalshi | event | 115 | May 2026 – August 2026 | 1.76 GB | €1 | Buy days |
| Ecuador Liga Pro Game | Kalshi | event | 161 | March 2026 – September 2026 | 1.75 GB | €1 | Buy days |
| College Football Win Total | Kalshi | annual | 116 | May 2026 – September 2026 | 1.75 GB | €1 | Buy days |
| Pro Basketball Player Threes | Kalshi | event | 103 | March 2026 – June 2026 | 1.75 GB | €1 | Buy days |
| Chinese Super League Game | Kalshi | event | 142 | March 2026 – September 2026 | 1.74 GB | €1 | Buy days |
| World Cup Team Total | Kalshi | event | 40 | June 2026 – July 2026 | 1.74 GB | €1 | Buy days |
| Veikkausliiga (Finland) | Polymarket | event | 52 | June 2026 – September 2026 | 1.73 GB | €1 | Buy days |
| League of Legends Total Maps | Kalshi | event | 182 | March 2026 – September 2026 | 1.65 GB | €1 | Buy days |
| UFC Method of Victory | Kalshi | event | 90 | March 2026 – September 2026 | 1.64 GB | €1 | Buy days |
| NWSL Game | Kalshi | event | 127 | March 2026 – September 2026 | 1.62 GB | €1 | Buy days |
| Belgian Pro League | Polymarket | event | 35 | August 2026 – September 2026 | 1.59 GB | €1 | Buy days |
| FIBA Game | Kalshi | event | 29 | February 2026 – September 2026 | 1.58 GB | €1 | Buy days |
| KBO Total Runs | Kalshi | event | 110 | May 2026 – September 2026 | 1.51 GB | €1 | Buy days |
| World Cup Reach Round | Kalshi | event | 134 | March 2026 – July 2026 | 1.50 GB | €1 | Buy days |
| Pro Basketball Player Rebounds | Kalshi | event | 103 | March 2026 – June 2026 | 1.48 GB | €1 | Buy days |
| Parva Liga (Bulgaria) | Polymarket | event | 50 | May 2026 – September 2026 | 1.48 GB | €1 | Buy days |
| World Cup Corners | Kalshi | event | 40 | June 2026 – July 2026 | 1.47 GB | €1 | Buy days |
| World Cup Stage of Elimination | Kalshi | event | 73 | May 2026 – July 2026 | 1.47 GB | €1 | Buy days |
| Pro Basketball Summer League Spread | Kalshi | event | 17 | July 2026 | 1.46 GB | €1 | Buy days |
| Pro Basketball Summer League Game | Kalshi | event | 20 | July 2026 | 1.46 GB | €1 | Buy days |
| Women's Pro Basketball Player Points | Kalshi | event | 114 | May 2026 – August 2026 | 1.45 GB | €1 | Buy days |
| Scottish Cup | Polymarket | event | 91 | March 2026 – September 2026 | 1.42 GB | €1 | Buy days |
| KBO Spread | Kalshi | event | 110 | May 2026 – September 2026 | 1.41 GB | €1 | Buy days |
| Uruguay Primera Division Game | Kalshi | event | 156 | March 2026 – September 2026 | 1.40 GB | €1 | Buy days |
| Pro Baskeball 1st Half Winner | Kalshi | event | 103 | March 2026 – June 2026 | 1.40 GB | €1 | Buy days |
| Serie A Game | Kalshi | event | 111 | February 2026 – September 2026 | 1.39 GB | €1 | Buy days |
| Japan J League Game | Kalshi | event | 120 | February 2026 – September 2026 | 1.38 GB | €1 | Buy days |
| CS2 Total Maps | Kalshi | event | 185 | March 2026 – September 2026 | 1.37 GB | €1 | Buy days |
| Spread (KXCLUBFSPREAD) | Kalshi | event | 39 | July 2026 – August 2026 | 1.37 GB | €1 | Buy days |
| Legends League Cricket | Polymarket | event | 177 | March 2026 – September 2026 | 1.36 GB | €1 | Buy days |
| Call of Duty Games | Kalshi | event | 108 | February 2026 – August 2026 | 1.34 GB | €1 | Buy days |
| NPB Spread | Kalshi | event | 51 | July 2026 – September 2026 | 1.33 GB | €1 | Buy days |
| K League 2 | Polymarket | event | 44 | July 2026 – September 2026 | 1.32 GB | €1 | Buy days |
| World Cup Team Corners | Kalshi | event | 40 | June 2026 – July 2026 | 1.32 GB | €1 | Buy days |
| Swiss Super League | Polymarket | event | 43 | July 2026 – September 2026 | 1.31 GB | €1 | Buy days |
| Leagues Cup Game | Kalshi | event | 37 | July 2026 – September 2026 | 1.30 GB | €1 | Buy days |
| Champions League Total Goals | Kalshi | event | 116 | March 2026 – August 2026 | 1.30 GB | €1 | Buy days |
| Men's World Cup winner | Kalshi | event | 138 | March 2026 – July 2026 | 1.29 GB | €1 | Buy days |
| Japan B League Game | Kalshi | event | 65 | March 2026 – May 2026 | 1.28 GB | €1 | Buy days |
| AFL Game | Kalshi | event | 185 | March 2026 – September 2026 | 1.28 GB | €1 | Buy days |
| Brasileiro Serie B Game | Kalshi | event | 66 | June 2026 – September 2026 | 1.28 GB | €1 | Buy days |
| King Cup (Saudi Arabia) | Polymarket | event | 38 | May 2026 – September 2026 | 1.27 GB | €1 | Buy days |
| Pro Basketball Player Assists | Kalshi | event | 103 | March 2026 – June 2026 | 1.25 GB | €1 | Buy days |
| Women's Pro Basketball 1st Half Winner | Kalshi | event | 115 | May 2026 – August 2026 | 1.24 GB | €1 | Buy days |
| Liga MX Total | Kalshi | event | 116 | March 2026 – September 2026 | 1.23 GB | €1 | Buy days |
| DP World Tour Tournament Winner | Kalshi | event | 109 | March 2026 – September 2026 | 1.21 GB | €1 | Buy days |
| Chinese Basketball Association Game | Kalshi | event | 91 | March 2026 – June 2026 | 1.21 GB | €1 | Buy days |
| Pro Baseball Playoff Qualifiers | Kalshi | annual | 185 | March 2026 – September 2026 | 1.21 GB | €1 | Buy days |
| Besta deild (Iceland) | Polymarket | event | 53 | June 2026 – September 2026 | 1.20 GB | €1 | Buy days |
| Peru Liga 1 Game | Kalshi | event | 99 | April 2026 – September 2026 | 1.20 GB | €1 | Buy days |
| PGA To Make Cut | Kalshi | event | 148 | March 2026 – August 2026 | 1.19 GB | €1 | Buy days |
| Indian Premier League Cricket Game | Kalshi | event | 66 | March 2026 – May 2026 | 1.18 GB | €1 | Buy days |
| Argentina Premier Division Total | Kalshi | event | 54 | May 2026 – September 2026 | 1.17 GB | €1 | Buy days |
| Euroleague Game | Kalshi | event | 80 | February 2026 – May 2026 | 1.15 GB | €1 | Buy days |
| Teams in MLB Finals | Kalshi | event | 185 | March 2026 – September 2026 | 1.13 GB | €1 | Buy days |
| Brasileirão Série C | Polymarket | event | 43 | July 2026 – September 2026 | 1.13 GB | €1 | Buy days |
| WTA Exact Match Score | Kalshi | event | 18 | June 2026 – September 2026 | 1.08 GB | €1 | Buy days |
| CFL Game | Kalshi | event | 90 | June 2026 – September 2026 | 1.07 GB | €1 | Buy days |
| World Cup 1st Half | Kalshi | event | 45 | June 2026 – July 2026 | 1.07 GB | €1 | Buy days |
| English Premier League Total Goals | Kalshi | event | 103 | March 2026 – September 2026 | 1.06 GB | €1 | Buy days |
| County Championship Cricket Match | Kalshi | event | 46 | May 2026 – September 2026 | 1.06 GB | €1 | Buy days |
| Austria Bundesliga | Polymarket | event | 48 | May 2026 – September 2026 | 1.03 GB | €1 | Buy days |
| La Liga Total | Kalshi | event | 106 | March 2026 – September 2026 | 1.03 GB | €1 | Buy days |
| NASCAR Race | Kalshi | event | 181 | February 2026 – September 2026 | 1.03 GB | €1 | Buy days |
Showing the 250 largest of 1,088 sports series — the rest are listed on their topic hubs and in the shop.
| Venue | Series | With stats | Trades (30d) | Turnover (30d) |
|---|---|---|---|---|
| Kalshi | 992 | 785 | 87,717,801 | $5.5B |
| Polymarket | 96 | 95 | 9,888,979 | $1.3B |
30 days to 2026-09-02, from our own daily statistics per contract.
Tick-by-tick trades and Level-2 order-book depth for every contract of 1,088 sports series on Kalshi & Polymarket — NFL game totals, FIFA World Cup, ATP/ITF tennis matches, MLB games. Each series page lists its exact coverage and day count.
Coverage runs May 2025 – September 2026 — 105,939 series-days in total across the category.
As series-day bundles: one purchase covers every contract of a series for one UTC day, typically €1. Pick days in the shop calendar; delivery is per file, one ZIP per day, or a resumable multi-day archive.
One zstd-compressed text file per contract per UTC day, in the same documented schema as every crypto venue; trades also export as gzipped CSV or Parquet at no extra cost. Free samples are on the downloads page, the schema in the market-data specification.