Ben Shelton reached the US Open semifinals with a statement win over Carlos Alcaraz, prevailing 6-7(5), 6-1, 6-3, 1-6, 7-6(10-7) in the quarterfinals at Arthur Ashe Stadium. The No. 8 seed outlasted the No. 2 seed across a marathon that stretched to roughly four and a half hours. It was a match of thin margins, long runs, and one clutch super tie-break that settled everything. You can dive into the full point-by-point and advanced numbers on the Sofascore match page.

Set-by-set: a tight start, a middle surge, and a tense finish

Alcaraz drew first blood, taking the opening set 7-6 after a 7-5 tie-break. Both players served impeccably with 100 percent first-serve accuracy in the set, and each converted one break point to reach the decider. Alcaraz’s longest run in the opener was eight straight points, a sign of early momentum in a set that lasted about 61 minutes. Shelton still found 3 aces to Alcaraz’s zero but narrowly trailed in both service and return points, 22 to 25 and 15 to 16.

The second set flipped the script quickly. Shelton dominated on return, winning 23 receiver points to 8 and taking 54 percent of first-serve return points against Alcaraz. He converted three break points and did not face a single one, wrapping the set 6-1 in about 49 minutes. That surge set the tone for the middle of the match and reset the balance on Ashe.

Set three stayed on Shelton’s terms, 6-3, with the American saving all three break points he faced. He won 23 service points to 15, kept a strong 72 percent first-serve points won, and converted the only break point of the set. The run of play showed up in the streak data as well, with Shelton taking up to three games in a row. The set duration was approximately 48 minutes, and it left Alcaraz needing an answer.

The Spaniard found it in the fourth. Alcaraz took the set 6-1 behind a big 73 percent first-serve points won and 19 total service points captured to Shelton’s 8. He converted two break points, allowed none, and strung together a three-game run to force a decider in about 36 minutes. Momentum had officially swung back.

The fifth was pure tension and high quality from both ends. Each player landed 98 percent of first serves and saved every break point faced, with Shelton at 1 of 1 and Alcaraz at 3 of 3. Alcaraz actually edged first-serve points won 74 percent to 71 and struck two aces, yet the super tie-break went Shelton’s way 10-7. The final set took approximately 73 minutes and closed a five-set rollercoaster with one cool-headed finish.

Serve and return numbers that decided it

Across the match, Shelton’s serve stood up when it mattered. He fired 7 aces to Alcaraz’s 3 and kept his double faults to just 2, while Alcaraz had 7. First-serve accuracy was tight at 66 percent for Shelton and 64 percent for Alcaraz, and first-serve points won were similarly close, 70 percent to 69. The bigger gap came on second-serve points, where Shelton claimed 57 percent compared to Alcaraz’s 51 percent.

Second-serve reliability told a similar story. Shelton put 51 of 53 second serves into play at a remarkable 96 percent, while Alcaraz landed 56 of 63 at 89 percent. Those small cushions protected Shelton in the tightest games and kept scoreboard pressure on the returner. On the other side of the net, Shelton captured 63 receiver points to Alcaraz’s 53, edging first-serve return points 31 percent to 30 and second-serve return points 49 percent to 43. When you add it up, Shelton claimed 166 total points to 162, a classic five-set margin. Over five sets, those percentages were the difference between a heroic hold and a painful rebreak.

Service games and break-point resilience backed up the theme. Shelton won 20 service games to Alcaraz’s 19 and saved 8 of 11 break points, a 72 percent success rate. Alcaraz saved 11 of 16 for 68 percent, which is strong, but the American was just that bit sturdier. As for openings on return, Shelton converted 5 break points and Alcaraz 3, which matched the final two-game gap in the scoreline. If you’re tracking serve and return dynamics live, the Sofascore tracker makes it easy to spot those momentum swings as they happen.

Winners, errors, and the balance of risk

Alcaraz finished with more winners, 37 to 30, reflecting his intent to take charge. He led on forehand winners 26 to 19, backhand winners 8 to 4, and especially at net with 10 volley winners to 3. Shelton answered with discipline rather than fireworks, and it showed in the unforced error column. The American tallied just 35 unforced errors to Alcaraz’s 53, including a notable edge on the forehand, 12 to 33.

The total error count painted a curious picture and highlighted how physical the rallies were. Shelton had 91 total errors to Alcaraz’s 81, but the lower unforced tally suggests many of his mistakes came under serious pressure or in longer exchanges. Groundstroke errors were high on both sides, with Shelton at 88 and Alcaraz at 80. By wing, Shelton made 57 forehand errors and 34 backhand errors, while Alcaraz posted 37 and 44 respectively. That mix underlines the chess match within the baseline patterns. In the end, shot tolerance and trimming the cheap mistakes outweighed the highlight-reel winners.

Big swings, streaks, and clutch moments

The momentum graph would look like a mountain range. Shelton’s longest streak reached nine games, the match high, while Alcaraz’s best run topped out at three. Both players fired off eight-point bursts at different times, a reminder that even long battles can turn quickly. The massive Shelton surge spanned the middle phase, powering his 6-1 and 6-3 sets and putting him one set from the finish line.

Clutch metrics help explain the closing act. The match featured one tie-break apiece before the super tie-break, and it finished with Shelton taking the decider 10-7. Fifth-set serving was elite from both, at 98 percent first-serve accuracy each, and neither player dropped serve in the set. Alcaraz’s two double faults in the fifth did not cost him a service game, but they made every mini-break feel expensive. With games so tight, Shelton’s superior break-point save rate for the match and his 5 converted breaks overall nudged the contest his way at the finish.

Seeds, context, and what’s next in New York

For the No. 8 seed, this was the definition of a heavyweight quarterfinal win over the No. 2 seed on hardcourt. The victory delivered a semifinal ticket and a lot of data points that back up his form under pressure. He controlled the controllables on serve, leaned into return opportunities, and won the mini-battles inside the fifth set. If you are following the tournament path, the US Open, Men bracket on Sofascore has the live draw and schedule.

For Alcaraz, it is a narrow exit after 23 games won, 162 points captured, and two dominant sets of his own. He created 16 break-point chances and saved 11, kept first-serve points near level across five sets, and won more winners overall. Tennis can be that thin. As the Grand Slam moves into its closing weekend in New York, fans can track live scores, in-match statistics, and momentum swings across every court on Sofascore. This quarterfinal was a reminder that the margins can be tiny, but the numbers always tell the story.