Tuesday, October 27, 2026

Sioux Falls challenger 2026 (USA) 27.10.26

First-round previews from the Sioux Falls Challenger (indoor hard), with form, serve and return numbers and a full Tale of the Tape for every open match. Matches marked 🔒 are on today's PBTennis Patreon card. Times are as listed by the tournament schedule and may move with the order of play.

Jenson Brooksby vs Bryce Nakashima

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Jenson Brooksby

  • 🏆 Ranked No. 99 at 26, fresh from winning the Fort Worth title on Sunday.
  • 🎾 Lands 66.1% of first serves.
  • 🔁 Wins 40% of return points and converts 43.4% of break chances.
  • 🏆 Wins 58% of tiebreaks and 59% of deciding sets over his career.
  • ⚠️ Only 66.9% won behind his first serve.

Bryce Nakashima

  • 🔥 Ranked No. 572 at 22, 8–2 in his last 10 and winning 74% of recent matches.
  • 🚀 Wins 71.8% behind his first serve, 76% recently.
  • 🔒 Saves 61.4% of break points, 69% recently.
  • 🏆 Has won 67% of deciding sets this season.
  • 📏 Very little data on him at this level.

🔍 Match Breakdown

A first meeting. Brooksby, the Fort Worth champion two days ago, is a heavy favourite at 1.12.

Nakashima has the bigger first serve (71.8% vs 66.9%) and saves slightly more break points, while Brooksby lands far more first serves.

Brooksby is the better returner – 40% vs 38% of return points – and converts more of his break chances.

He also has the better career record in tight moments: 58% of tiebreaks against 48%, and 59% of deciding sets against 52%.

Brooksby has the class and the return; Nakashima arrives in form. A quick turnaround after a title is the only real question.

📊 Tale of the Tape

MetricBrooksbyNakashima
Ranking99572
Age2622
Last 106–48–2
Head-to-head00
First serves in66.1%58.0%
1st-serve points won66.9%71.8%
2nd-serve points won51.3%50.3%
Break points saved60.1%61.4%
Break points converted43.4%41.3%
Return points won (career)40%38%
Tiebreak win %58%48%
Deciding-set win % (career)59%52%
Best-of-3 win %61%57%

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Stefan Kozlov vs Murphy Cassone

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Stefan Kozlov

  • 📊 Ranked No. 278 at 28, 3–7 in his last 10.
  • ⚔️ Won their only completed meeting, 7–6 7–5 indoors in Champaign last year.
  • 🔁 The better returner: 42% of return points won, 34.3% against the first serve.
  • 🏆 Has won 60% of deciding sets over his career.
  • ⚠️ Weak on serve: 66.3% on first-serve points and 48.4% on second.

Murphy Cassone

  • 📈 Ranked No. 268 at 24, 6–4 in his last 10.
  • 🚀 The stronger server: 71.5% on first-serve points, 74% recently.
  • 🔒 Saves 63.9% of break points.
  • 🏆 Wins 52% of tiebreaks.
  • ⚠️ Weak on return: 38% of return points won.

🔍 Match Breakdown

A rematch of their indoor meeting in Champaign last year, which Kozlov won in straight sets. Cassone is the favourite at 1.44.

Cassone has the much stronger serve: 71.5% of first-serve points against 66.3%, 51% on second against 48.4%, and 63.9% of break points saved against 57.5%.

Kozlov is the clearly better returner – 42% vs 38% of return points – and wins far more against the first serve.

Cassone wins more tiebreaks (52% vs 47%); Kozlov has the better career record in deciding sets (60% vs 53%).

Serve against return. Cassone should hold more comfortably indoors, but Kozlov has the head-to-head.

📊 Tale of the Tape

MetricKozlovCassone
Ranking278268
Age2824
Last 103–76–4
Head-to-head10
First serves in61.0%63.8%
1st-serve points won66.3%71.5%
2nd-serve points won48.4%51.0%
Break points saved57.5%63.9%
Break points converted42.3%42.0%
Return points won (career)42%38%
Tiebreak win %47%52%
Deciding-set win % (career)60%53%
Best-of-3 win %57%59%

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Braden Shick vs Max Hans Rehberg

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Braden Shick

  • 📊 Ranked No. 208 at 23, 4–6 in his last 10 but winning 65% of recent matches.
  • 🚀 Wins 71.3% behind his first serve.
  • 🏆 Wins 57% of tiebreaks and has won 74% of deciding sets this season.
  • 📊 65% career record in best-of-three.
  • ⚠️ Lands only 58.1% of first serves.

Max Hans Rehberg

  • 🔥 Ranked No. 262 at 23, 8–2 in his last 10.
  • 🎾 Lands 67.4% of first serves and wins 51.9% behind his second.
  • 🎯 Converts 44.2% of break points.
  • 🔒 Saves 60.6% of break points.
  • ⚠️ Has won only 49% of deciding sets over his career.

🔍 Match Breakdown

A first meeting between two 23-year-olds. Rehberg is the favourite at 1.61 on the back of an 8–2 run.

Rehberg lands far more first serves (67.4% vs 58.1%), but Shick wins more behind them (71.3% vs 68.3%). The rest of the serve numbers are almost identical.

On return there is very little between them: 40% vs 39% of return points.

The tight-set numbers favour Shick: 57% of tiebreaks against 53%, 63% of career deciding sets against 49%, and a 65% best-of-three record against 57%.

Rehberg has the form; Shick has the clutch record. Closer than the price suggests.

📊 Tale of the Tape

MetricShickRehberg
Ranking208262
Age2323
Last 104–68–2
Head-to-head00
First serves in58.1%67.4%
1st-serve points won71.3%68.3%
2nd-serve points won51.3%51.9%
Break points saved60.0%60.6%
Break points converted43.0%44.2%
Return points won (career)40%39%
Tiebreak win %57%53%
Deciding-set win % (career)63%49%
Best-of-3 win %65%57%

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Sebastian Gorzny vs Darwin Blanch

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Sebastian Gorzny

  • 📊 Ranked No. 406 at 22, with a one-handed backhand, 6–4 in his last 10.
  • 🔒 Saves 62.2% of break points.
  • 🔁 Wins 39% of return points.
  • 📊 59% career record in best-of-three.
  • 📏 Very little data on him at this level.

Darwin Blanch

  • 🔥 Ranked No. 159 at 19, left-handed, 8–2 in his last 10 and runner-up in Fort Worth on Sunday.
  • 🚀 Wins 70.2% behind his first serve, 73% recently.
  • 🏆 Wins 59% of tiebreaks.
  • 🎯 Converts 41.5% of break points.
  • ⚠️ Weak on return: 38% of return points won.

🔍 Match Breakdown

A first meeting. Blanch, who reached the Fort Worth final on Sunday, is the favourite at 1.50.

On serve they are very close: both land 60.5% of first serves, with Blanch winning slightly more behind them (70.2% vs 68.8%). Gorzny saves more break points.

Gorzny is slightly the better returner (39% vs 38% of return points).

In tight moments Blanch has the edge: 59% of tiebreaks against 50%. Their career deciding-set records are level at 52%.

Blanch has the form, the ranking and the tiebreak record. The quick turnaround after a final is the main risk.

📊 Tale of the Tape

MetricGorznyBlanch
Ranking406159
Age2219
Last 106–48–2
Head-to-head00
First serves in60.5%60.5%
1st-serve points won68.8%70.2%
2nd-serve points won50.0%50.1%
Break points saved62.2%60.9%
Break points converted40.1%41.5%
Return points won (career)39%38%
Tiebreak win %50%59%
Deciding-set win % (career)52%52%
Best-of-3 win %59%57%

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Mitchell Krueger vs Andres Andrade

Sioux Falls Challenger · First Round · 27 October · 15:00

🔒 Members-only read

This match is on today's PBTennis Patreon card. The full breakdown – form, serve and return numbers, the Tale of the Tape and our read on the match – is available to our members.

Read it on Patreon

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Aidan Mayo vs Hynek Barton

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Aidan Mayo

  • 📈 Ranked No. 336 at 23, 6–4 in his last 10, fresh from a quarter-final run in Fort Worth.
  • 🚀 Wins 70.7% behind his first serve, 77% recently.
  • 🔒 Has saved 65% of break points recently.
  • 🏆 Wins 52% of tiebreaks.
  • ⚠️ Has won only 36% of deciding sets this season.

Hynek Barton

  • 📊 Ranked No. 271 at 22, 4–6 in his last 10.
  • 🚀 Wins 71.2% behind his first serve and 51.6% on second.
  • 🔁 Wins 40% of return points and converts 41.4% of break chances.
  • 🏆 Has won 59% of deciding sets, with a 62% best-of-three record.
  • ⚠️ Lands only 58.5% of first serves.

🔍 Match Breakdown

A first meeting. Mayo, who reached the quarter-finals in Fort Worth last week, is the favourite at 1.66.

On career numbers Barton is marginally ahead on every serving line, but Mayo's recent serving has been stronger: 77% on first-serve points and 65% of break points saved.

On return there is almost nothing between them (39% vs 40% of return points).

Barton has the better tight-set record over his career: 59% of deciding sets against 47%, and a 62% best-of-three record against 53%.

Mayo has the momentum; Barton has the career numbers. A very close match on paper.

📊 Tale of the Tape

MetricMayoBarton
Ranking336271
Age2322
Last 106–44–6
Head-to-head00
First serves in57.1%58.5%
1st-serve points won70.7%71.2%
2nd-serve points won50.7%51.6%
Break points saved60.3%60.4%
Break points converted39.7%41.4%
Return points won (career)39%40%
Tiebreak win %52%51%
Deciding-set win % (career)47%59%
Best-of-3 win %53%62%

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Jeff Wolf vs Abedallah Shelbayh

Sioux Falls Challenger · First Round · 27 October · 15:00

🧠 Form & Context

Jeff Wolf

  • 📊 Ranked No. 216 at 27, 4–6 in his last 10 but winning 68% of recent matches.
  • 🚀 A big first serve: 73.8% won, 74% recently.
  • 🔒 Saves 60.1% of break points.
  • 🏆 Has won 67% of deciding sets this season.
  • ⚠️ Weak on return: 38% of return points won.

Abedallah Shelbayh

  • 📊 Ranked No. 306 at 22, left-handed, 6–4 in his last 10.
  • 🔁 The better returner: 40% of return points won and 42.7% of break points converted.
  • 🎾 Lands 58.8% of first serves.
  • 🏆 Has won 55% of deciding sets over his career.
  • ⚠️ Only 67.8% won behind his first serve.

🔍 Match Breakdown

A first meeting. Wolf is the favourite at 1.50 against the left-handed Shelbayh.

Wolf has the much bigger first serve – 73.8% of points won against 67.8% – and is slightly ahead on the second serve and on break points saved.

Shelbayh is the better returner: 40% of return points against 38%, and more break chances converted.

In tight moments they are level: 49% each in tiebreaks and 55% each in career deciding sets.

Wolf has the serve and the price reflects it; Shelbayh's return gives him a route into the match.

📊 Tale of the Tape

MetricWolfShelbayh
Ranking216306
Age2722
Last 104–66–4
Head-to-head00
First serves in57.2%58.8%
1st-serve points won73.8%67.8%
2nd-serve points won50.8%50.0%
Break points saved60.1%59.3%
Break points converted41.5%42.7%
Return points won (career)38%40%
Tiebreak win %49%49%
Deciding-set win % (career)55%55%
Best-of-3 win %58%55%

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