Ian Vertberger v Denis Klok
Match preview, prediction and odds
Our pick
SolidVOIDI. Vertberger is 1-3 over the last ten and 1-2 on clay this season. D. Klok is 3-7 over the last ten and 17-24 on clay this season.
The pick is I. Vertberger to win. We make it a 43% chance, so it is only worth backing at 2.34 or bigger.
An opinion from the numbers, not a guarantee. 19+, bet responsibly.
Key numbers
| I. Vertberger | D. Klok | |
|---|---|---|
| - | Ranking | 637 |
| 1-3 | Last 10 | 3-7 |
| LWLL | Last 5 | LLLWL |
| +0.2 | V the odds | -0.8 |
| 1-3 | Season | 18-26 |
| 1-2 | Clay 2026 | 17-24 |
| 0 | Last 7 days | 1 |
| 17d | Days rest | 5d |
| 0 | Wins here | 0 |
| Clear | Fitness | Clear |
| Head to head First meeting |
V the odds: wins above (or below) what the prices expected over the last 10 - form with the strength of the opposition built in.
The market
Percentages are the implied chance of winning with the bookmaker's margin removed.
Head to head
This season & this event
Ranking points fall off a year after they are earned, so a player who went deep here last year must match it or drop in the rankings. That shapes effort in a way the price does not always show.
No previous edition of this event found in the feed.
The players

Ranking, record and surface splits are for the most recent season on file. Height, weight and handedness are not published by our data provider.
I. Vertberger — last 10
With the pre-match price we recorded at the time.
| Date | Event | Surface | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|---|
| 2026-11-02 | Villa Maria | Clay | L. Gagliardo | 6.50 | 86% | LOST | |
Games in each set0-6 0-6 VertbergerGagliardoPoints won20%80%Serve points won23%83%Return points won17%77%Games held0 of 66 of 6Break points saved2 of 80 of 0Aces01Double faults20 | |||||||
| 2026-11-01 | Villa Maria | Clay | D. Klok | RET | 2.64 | 64% | WON |
Games in each set6-4 1-0 VertbergerKlokPoints won63%37%Serve points won88%51%Return points won49%12%Games held5 of 54 of 6Break points saved0 of 00 of 2Aces11Double faults05 | |||||||
| 2026-10-15 | M15 Maringa 3 (Brazil) | Clay | H. J. Escurra Isnardi | 4.16 | 77% | LOST | |
Games in each set6-4 4-6 4-6 VertbergerIsnardiPoints won47%53%Serve points won65%74%Return points won26%35%Games held12 of 1513 of 15Break points saved6 of 81 of 3 | |||||||
| 2026-10-14 | M15 Maringa 3 (Brazil) | Clay | F. Fontes Damorim | 2.81 | 66% | WON | |
Games in each set6-3 7-5 VertbergerDamorimPoints won55%45%Serve points won65%54%Return points won46%35%Games held8 of 106 of 11Break points saved3 of 55 of 10 | |||||||
| 2026-09-01 | M15 Trelew (Argentina), Hard | — | B. Malla | 4.00 | 77% | LOST | |
Games in each set1-6 6-3 6-7 VertbergerMallaPoints won47%53%Serve points won58%70%Return points won30%42%Games held10 of 1411 of 14Break points saved8 of 122 of 4 | |||||||
| 2026-07-14 | M15 Villa Constitucion (Argentina) | Clay | L. J. Nakamine | — | — | LOST | |
Games in each set3-6 7-6 4-6 | |||||||
D. Klok — last 10
With the pre-match price we recorded at the time.
| Date | Event | Surface | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|---|
| 2026-11-01 | Villa Maria | Clay | I. Vertberger | RET | 1.47 | 64% | LOST |
Games in each set4-6 0-1 KlokVertbergerPoints won37%63%Serve points won51%88%Return points won12%49%Games held4 of 65 of 5Break points saved0 of 20 of 0Aces11Double faults50 | |||||||
| 2026-10-27 | M15 João Pessoa (Brazil), Clay | — | N. Bruna | 1.72 | 56% | LOST | |
Games in each set2-6 2-6 KlokBrunaPoints won38%62%Serve points won48%72%Return points won28%52%Games held4 of 88 of 8Break points saved4 of 73 of 3 | |||||||
| 2026-10-20 | M15 Maceio (Brazil) | Clay | O. J. Gutierrez | — | — | LOST | |
Games in each set1-6 2-6 KlokGutierrezPoints won37%63%Serve points won48%74%Return points won26%52%Games held3 of 87 of 7Break points saved1 of 61 of 1 | |||||||
| 2026-10-15 | M15 Maringa 3 (Brazil) | Clay | J. Cundom | 1.60 | 60% | LOST | |
Games in each set4-6 2-6 | |||||||
| 2026-10-14 | M15 Maringa 3 (Brazil) | Clay | G. Roveri Sidney | 1.31 | 73% | WON | |
Games in each set6-2 6-4 KlokSidneyPoints won58%42%Serve points won73%53%Return points won47%27%Games held8 of 95 of 9Break points saved0 of 14 of 7 | |||||||
| 2026-09-28 | M15 Telavi 2 (Georgia) | Clay | E. Villoslada | — | — | LOST | |
Games in each set4-6 2-6 KlokVillosladaPoints won41%59%Serve points won40%58%Return points won42%60%Games held3 of 96 of 9Break points saved2 of 84 of 7 | |||||||
| 2026-09-24 | M15 Telavi | Clay | S. Paardekooper | 3.10 | 70% | LOST | |
Games in each set4-6 4-6 KlokPaardekooperPoints won42%58%Serve points won53%76%Return points won24%47%Games held7 of 109 of 10Break points saved2 of 50 of 0 | |||||||
| 2026-09-23 | M15 Telavi | Clay | L. Angeloni | 1.33 | 69% | WON | |
Games in each set6-1 6-3 KlokAngeloniPoints won60%40%Serve points won69%48%Return points won52%31%Games held8 of 84 of 8Break points saved9 of 97 of 11 | |||||||
| 2026-09-18 | M25 Zlatibor | Clay | S. Gima | 3.27 | 72% | LOST | |
Games in each set1-6 7-5 4-10 KlokGimaPoints won47%53%Serve points won51%59%Return points won41%49%Games held5 of 108 of 11Break points saved3 of 80 of 3 | |||||||
| 2026-09-16 | M25 Zlatibor | Clay | V. Melnic | 1.54 | 61% | WON | |
Games in each set7-5 6-1 KlokMelnicPoints won58%42%Serve points won60%44%Return points won56%40%Games held8 of 104 of 9Break points saved3 of 52 of 7 | |||||||
Common questions
Who is favourite, Ian Vertberger or Denis Klok?
Denis Klok is favourite at 1.47, which is a 64% chance once the bookmaker's margin is removed.
What are the odds for Ian Vertberger vs Denis Klok?
Ian Vertberger is 2.64 and Denis Klok is 1.47, the prices we recorded for the Villa Maria match.
Who will win Ian Vertberger vs Denis Klok?
Our model makes it Ian Vertberger to win at 2.64 (Solid confidence).