GAMES
2
MIN
9.8
PTS
4.0
REB
2.5
AST
1.0
FG%
80.0
Season averages
| Season | Phase | Team | GP | GS | MIN | PTS | REB | AST | 3PM | S+B | FG% | 3P% | FT% | PIR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Orlen Basket Liga | ||||||||||||||
| 2026-27 | Regular season |  KSZ | 2 | 0 | 9.8 | 4.0 | 2.5 | 1.0 | 0.0 | 0.5 | 80.0 | 0.0 | 0.0 | 4.0 |
| 2025-26 | Regular season | KSZ | 29 | 0 | 14.0 | 4.5 | 2.2 | 0.7 | 0.1 | 0.3 | 46.2 | 28.6 | 84.0 | 4.3 |
| 2025-26 | Playoffs | KSZ | 4 | 1 | 19.9 | 5.5 | 2.5 | 0.5 | 0.3 | 0.5 | 45.0 | 25.0 | 50.0 | 1.8 |
| Basketball Champions League | ||||||||||||||
| 2024-25 | Regular season | KSZ | 6 | 0 | 17.6 | 3.3 | 3.0 | 0.3 | 0.0 | 0.7 | 31.6 | 0.0 | 100.0 | — |
| Orlen Basket Liga | ||||||||||||||
| 2024-25 | Regular season | KSZ | 29 | 2 | 18.2 | 6.7 | 2.8 | 1.0 | 0.6 | 0.4 | 49.6 | 37.0 | 78.1 | 6.4 |
| 2024-25 | Playoffs | KSZ | 5 | 0 | 19.9 | 2.8 | 2.4 | 0.0 | 0.0 | 0.8 | 16.7 | 0.0 | 83.3 | 2.4 |
| 2023-24 | Regular season |  WLO | 30 | 5 | 14.6 | 5.6 | 3.0 | 0.8 | 0.3 | 0.4 | 51.8 | 31.0 | 75.0 | 6.2 |
| 2023-24 | Playoffs | WLO | 5 | 0 | 10.5 | 4.8 | 1.6 | 0.4 | 0.6 | 0.4 | 43.8 | 42.9 | 87.5 | 4.2 |
| 2022-23 | Regular season | KSZ | 28 | 0 | 17.0 | 4.7 | 2.7 | 0.9 | 0.5 | 0.5 | 52.8 | 44.8 | 66.7 | 4.3 |
| 2022-23 | Playoffs | KSZ | 15 | 0 | 9.5 | 2.9 | 1.2 | 0.3 | 0.1 | 0.3 | 30.2 | 7.1 | 81.0 | 1.4 |
Last 5 seasons. Show all 15 seasons →
Advanced — true shooting, usage, per-36 rates
| Season | Phase | GP | MIN | TS% | eFG% | USG% | TOV% | 3PAr | FTr | PTS/36 | REB/36 | AST/36 | S+B/36 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-26 Orlen Basket Liga | Regular season | 29 | 407 | 57.5 | 48.4 | 15.5 | 15.7 | 0.15 | 0.55 | 11.5 | 5.7 | 1.8 | 0.9 |
| 2025-26 Orlen Basket Liga | Playoffs | 4 | 80 | 48.6 | 47.5 | 17.8 | 20.9 | 0.20 | 0.30 | 9.9 | 4.5 | 0.9 | 0.9 |
| 2024-25 Basketball Champions League | Regular season | 6 | 106 | 44.4 | 31.6 | 14.7 | 28.6 | 0.37 | 0.42 | 6.8 | 6.1 | 0.7 | 1.4 |
| 2024-25 Orlen Basket Liga | Regular season | 29 | 528 | 62.0 | 56.2 | 16.7 | 13.2 | 0.36 | 0.50 | 13.3 | 5.6 | 2.0 | 0.8 |
| 2024-25 Orlen Basket Liga | Playoffs | 5 | 100 | 40.5 | 16.7 | 9.4 | 14.8 | 0.50 | 1.00 | 5.1 | 4.3 | 0.0 | 1.4 |
| 2023-24 Orlen Basket Liga | Regular season | 30 | 438 | 60.9 | 55.7 | 17.5 | 15.3 | 0.25 | 0.49 | 13.9 | 7.5 | 2.0 | 0.9 |
| 2023-24 Orlen Basket Liga | Playoffs | 5 | 52 | 61.5 | 53.1 | 21.4 | 17.0 | 0.44 | 0.50 | 16.5 | 5.5 | 1.4 | 1.4 |
| 2022-23 Orlen Basket Liga | Regular season | 28 | 476 | 62.5 | 60.1 | 14.2 | 25.6 | 0.33 | 0.40 | 9.9 | 5.7 | 1.8 | 1.1 |
| 2022-23 Orlen Basket Liga | Playoffs | 15 | 142 | 42.1 | 31.4 | 22.4 | 19.9 | 0.33 | 0.49 | 11.2 | 4.6 | 1.3 | 1.3 |
Box-score approximations: usage without play-by-play, shooting from season totals. Rates are per 36 minutes.
Season
2026-272025-262024-252023-242022-232021-222020-212019-202018-192017-182016-172015-162013-142010-112009-10
Recent form
PointsReboundsAssistsThreesPts+Reb+Ast
Points+Reb+Ast not enough history for a reference line
Last 14 games — 2010-11
| Date | Opp | Result | MIN | PTS | REB | AST | 3PM | PRA | +/- |
|---|---|---|---|---|---|---|---|---|---|
| 9 Mar | @ ZAL | L 79-84 | 4 | 4 | 1 | 0 | 0 | 5 | — |
| 9 Feb | vs KHI | L 57-86 | 8 | 4 | 0 | 0 | 0 | 4 | — |
| 12 Jan | @ KTA | L 70-77 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 5 Jan | vs AZV | L 76-85 | 8 | 4 | 2 | 0 | 0 | 6 | — |
| 23 Dec | vs MAC | L 72-83 | 8 | 4 | 0 | 0 | 0 | 4 | 0 |
| 18 Dec | vs VEF | W 103-75 | 7 | 3 | 3 | 1 | 0 | 7 | — |
| 9 Dec | vs ZAL | L 69-72 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 Dec | @ BKN | W 81-75 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 28 Nov | vs ZAL | L 60-73 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 18 Nov | @ MAC | L 58-99 | 6 | 0 | 0 | 1 | 0 | 1 | 0 |
| 14 Nov | @ KHI | L 79-99 | 5 | 2 | 1 | 0 | 0 | 3 | — |
| 30 Oct | vs KTA | W 64-58 | 4 | 0 | 0 | 0 | 0 | 0 | — |
| 16 Oct | @ VEF | W 76-63 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 10 Oct | @ AZV | L 76-80 | 1 | 0 | 0 | 0 | 0 | 0 | — |
Splits — 2010-11
| Split | GP | MIN | PTS | REB | AST |
|---|---|---|---|---|---|
| Home venue | 7 | 5.0 | 2.1 | 0.7 | 0.1 |
| Away venue | 7 | 2.3 | 0.9 | 0.3 | 0.1 |
| 4+ days rest | 13 | 3.9 | 1.6 | 0.5 | 0.2 |
| Season opener rest | 1 | 1.2 | 0.0 | 0.0 | 0.0 |
Hit rates by line — Points+Reb+Ast, 2010-11
PointsReboundsAssistsThreesPts+Reb+Ast
| Points+Reb+Ast line | Last 5 | Last 10 | Season |
|---|---|---|---|
| Over 0.5 | 5/5100% | 7/978% | 7/978% |
| Over 1.5 – 2.5 | 5/5100% | 6/967% | 6/967% |
| Over 3.5 | 5/5100% | 5/956% | 5/956% |
| Over 4.5 | 3/560% | 3/933% | 3/933% |
| Over 5.5 | 2/540% | 2/922% | 2/922% |
How often Mateusz Kostrzewski finished above each line. These are our own thresholds, not a sportsbook's — no odds are involved.