Sports·ATP

Matteo Arnaldi vs Quentin Halys

Polymarket
Live·S2
M. ArnaldiM. Arnaldi
12-
Q. HalysQ. Halys
61-
$42.02K Vol.Polymarket

Moneyline

$53.4K Vol.

Set Handicap

$125 Vol.

Total Sets

$114 Vol.

Total Games

$0 Vol.

1st Set

1st Set Winner

$193 Vol.

1st Set Total Games

$251 Vol.

This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET. This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys. This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under." A super tie breaker is considered as one (1) set for total set markets. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to “Arnaldi” if Matteo Arnaldi wins the first set. It will resolve to “Halys” if Quentin Halys wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50. Resolution will be based on official ATP match statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Arnaldi" if Matteo Arnaldi wins by 2 or more sets than Quentin Halys, based on the final completed score. Otherwise, it will resolve to "Halys." If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.In the Barcelona Open Banc Sabadell qualifying first round on outdoor clay, #107 Matteo Arnaldi faces #89 Quentin Halys in a matchup with no head-to-head history, where trader consensus implies a razor-thin 50% edge for the Italian. Both arrive off early exits at the Rolex Monte-Carlo Masters this week—Arnaldi, entering as a lucky loser, fell convincingly 6-2, 6-4 to Cristian Garin in R1, extending his poor clay form after a Bucharest R32 loss to Alex Molcan, while Halys lost straight sets to Emilio Nava in qualifying despite a strong Miami Masters R16 run on hard courts against Alexander Zverev. Arnaldi's career 53% ATP clay win rate tempers Halys' ranking advantage, setting up a competitive battle hinging on serve efficiency, baseline rallies, and quick adaptation to conditions.

This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET.

This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys.

This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi.

If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.

If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.

If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.

The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Volume
$42,017
End Date
Apr 18, 2026
Market Opened
Apr 10, 2026, 6:00 PM ET

Resolution Source

https://www.atptour.com/en/scores/current

Resolver

0x65070BE91...
This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET. This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys. This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.

Beware of external links.

Frequently Asked Questions

The “Halys vs. Arnaldi” market on Polymarket lets you trade on the outcome of the ATP game between the Quentin Halys and the Matteo Arnaldi, scheduled for April 11, 2026 at 11:20 AM ET. The primary market is the moneyline — which team will win the game — where Halys is currently priced at 72¢ (72% implied probability) and Arnaldi at 28¢ (28%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “Halys vs. Arnaldi” market has generated $42K in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “Halys vs. Arnaldi,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows HALYS at 72¢ and ARNALDI at 28¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “Halys vs. Arnaldi” show Quentin Halys at 72¢ (72% implied probability) and Matteo Arnaldi at 28¢ (28%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “Halys vs. Arnaldi” market resolves based on the official final score of the ATP game as reported by ATP’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.
Sports·ATP

Matteo Arnaldi vs Quentin Halys

Polymarket
Live·S2
M. ArnaldiM. Arnaldi
12-
Q. HalysQ. Halys
61-
$42.02K Vol.Polymarket

Moneyline

$53.4K Vol.

Set Handicap

$125 Vol.

Total Sets

$114 Vol.

Total Games

$0 Vol.

1st Set

1st Set Winner

$193 Vol.

1st Set Total Games

$251 Vol.

This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET. This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys. This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under." A super tie breaker is considered as one (1) set for total set markets. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to “Arnaldi” if Matteo Arnaldi wins the first set. It will resolve to “Halys” if Quentin Halys wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50. Resolution will be based on official ATP match statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Arnaldi" if Matteo Arnaldi wins by 2 or more sets than Quentin Halys, based on the final completed score. Otherwise, it will resolve to "Halys." If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under." All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total. If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50. Resolution will be based on official ATP statistics.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.This market refers to the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 2026. This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under." Any first-set tiebreak counts as one (1) game toward the total. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50. Resolution will be based on official ATP results.In the Barcelona Open Banc Sabadell qualifying first round on outdoor clay, #107 Matteo Arnaldi faces #89 Quentin Halys in a matchup with no head-to-head history, where trader consensus implies a razor-thin 50% edge for the Italian. Both arrive off early exits at the Rolex Monte-Carlo Masters this week—Arnaldi, entering as a lucky loser, fell convincingly 6-2, 6-4 to Cristian Garin in R1, extending his poor clay form after a Bucharest R32 loss to Alex Molcan, while Halys lost straight sets to Emilio Nava in qualifying despite a strong Miami Masters R16 run on hard courts against Alexander Zverev. Arnaldi's career 53% ATP clay win rate tempers Halys' ranking advantage, setting up a competitive battle hinging on serve efficiency, baseline rallies, and quick adaptation to conditions.

This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET.

This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys.

This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi.

If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.

If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.

If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.

The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Volume
$42,017
End Date
Apr 18, 2026
Market Opened
Apr 10, 2026, 6:00 PM ET

Resolution Source

https://www.atptour.com/en/scores/current

Resolver

0x65070BE91...
This market refers on the tennis match between Matteo Arnaldi and Quentin Halys in the Barcelona Open, Qualification, scheduled for April 11 at 9:00AM ET. This market will resolve to 'Matteo Arnaldi' if Matteo Arnaldi advances against Quentin Halys. This market will resolve to 'Quentin Halys' if Quentin Halys advances against Matteo Arnaldi. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.

Beware of external links.

Frequently Asked Questions

The “Halys vs. Arnaldi” market on Polymarket lets you trade on the outcome of the ATP game between the Quentin Halys and the Matteo Arnaldi, scheduled for April 11, 2026 at 11:20 AM ET. The primary market is the moneyline — which team will win the game — where Halys is currently priced at 72¢ (72% implied probability) and Arnaldi at 28¢ (28%). Beyond the moneyline, sports markets on Polymarket may feature spreads, totals (over/under), and player props, giving you multiple ways to trade on this game. Prices reflect real-time crowd-sourced probabilities. Shares in the correct outcome pay out $1 each when the market resolves after the game ends.

As of now, the “Halys vs. Arnaldi” market has generated $42K in total trading volume across all market types (moneyline, spreads, totals, and player props). This volume reflects active engagement from the Polymarket trading community, and a deeper pool of traders generally means more informative, reliable odds. You can track live price movements and trade on any market directly on this page.

To trade on “Halys vs. Arnaldi,” start by choosing the market type you want to trade: Moneyline (which team wins), Spreads (margin of victory), Totals (combined score over/under), or Player Props (individual player stat lines). Each market shows the current price for each side — for example, the moneyline shows HALYS at 72¢ and ARNALDI at 28¢. Select the side you want to trade, choose Buy to take a position or Sell to close an existing one, enter your amount, and click Trade. If your chosen side is correct when the game ends and the market resolves, your shares pay out $1 each. If it’s incorrect, they pay out $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss.

The current moneyline odds for “Halys vs. Arnaldi” show Quentin Halys at 72¢ (72% implied probability) and Matteo Arnaldi at 28¢ (28%). All odds update in real-time as traders buy and sell shares, reflecting the latest collective view of how this game will play out. Check back frequently or bookmark this page to follow how the odds shift as game time approaches.

The “Halys vs. Arnaldi” market resolves based on the official final score of the ATP game as reported by ATP’s official results, including overtime if applicable. Moneyline markets resolve to the team that wins the game. Spread markets resolve based on the final margin of victory relative to the posted line. Totals (over/under) markets resolve based on the combined final score of both teams. Player prop markets resolve based on official box score statistics. If the game is postponed or canceled, the market resolution rules (available in the Rules section on this page) specify how that scenario is handled. We recommend reviewing the full resolution criteria before trading.