I didn't find anything for this season, but Leo Rivas had the most stolen bases by a Mariners rookie in 2025, with 6 steals.
Interpreted as:
most steals by a mariners rookie this regular season| NAME | SB | SEASON | TM | G | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | wRC | WRAA | wOBA | wRC+ | BRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | L. Rivas | 6 | 2025 | 48 | 90 | 19 | 22 | 2 | 0 | 2 | 9 | 20 | 1 | 24 | 0 | 111 | 30 | 4 | 0 | 0 | 0 | 1 | .244 | .387 | .333 | .721 | 15 | 1.8 | .333 | 120 | 2.7 | |
| 2 | | B. Williamson | 5 | 2025 | 85 | 277 | 36 | 70 | 13 | 0 | 1 | 21 | 15 | 1 | 64 | 1 | 295 | 86 | 14 | 2 | 0 | 0 | 5 | .253 | .294 | .310 | .604 | 24 | -10.5 | .269 | 76 | -8.4 | |
| 3 | | R. Bliss | 2 | 2025 | 11 | 35 | 1 | 7 | 1 | 0 | 1 | 3 | 4 | 0 | 11 | 2 | 39 | 11 | 2 | 0 | 0 | 0 | 2 | .200 | .282 | .314 | .596 | 3 | -1.4 | .268 | 76 | -1.1 | |
| 4 | | C. Young | 1 | 2025 | 77 | 223 | 24 | 47 | 7 | 1 | 4 | 24 | 28 | 2 | 47 | 0 | 257 | 68 | 12 | 2 | 2 | 1 | 4 | .211 | .302 | .305 | .607 | 22 | -8.2 | .274 | 79 | -6.3 |
SEAStatMuse has season-level data for stolen bases going back to the 1886 season.
More Mariners Stats
Team Batting Leaders 
HR
3
Raley
RBI
8
Young
AVG
.370
Donovan
Team Pitching Leaders 
W
1
Muñoz
K
15
Woo
ERA
0.71
Hancock
Team Rankings
HR
9
19th
R
37
18th
SO
104
4th
ERA
2.72
4th
Astros
Angels
Rangers
Athletics
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
6 | 4 | .600 | ||
6 | 4 | .600 | ||
6 | 4 | .600 | ||
5 | 4 | .556 | 0.5 | |
4 | 6 | .400 | 2.0 | |
| NL Central | W | L | PCT | GB |
7 | 2 | .778 | ||
7 | 3 | .700 | 0.5 | |
6 | 4 | .600 | 1.5 | |
5 | 5 | .500 | 2.5 | |
4 | 6 | .400 | 3.5 | |
| NL West | W | L | PCT | GB |
7 | 2 | .778 | ||
5 | 5 | .500 | 2.5 | |
5 | 5 | .500 | 2.5 | |
3 | 6 | .333 | 4.0 | |
3 | 7 | .300 | 4.5 |
Braves
Marlins
Mets
Phillies
Nationals
Brewers
Reds
Pirates
Cardinals
Cubs
Dodgers
Diamondbacks
Padres
Rockies
Giants| AL East | W | L | PCT | GB |
|---|---|---|---|---|
7 | 2 | .778 | ||
5 | 5 | .500 | 2.5 | |
4 | 5 | .444 | 3.0 | |
3 | 6 | .333 | 4.0 | |
2 | 7 | .222 | 5.0 | |
| AL Central | W | L | PCT | GB |
6 | 5 | .545 | ||
5 | 5 | .500 | 0.5 | |
4 | 5 | .444 | 1.0 | |
4 | 5 | .444 | 1.0 | |
3 | 6 | .333 | 2.0 | |
| AL West | W | L | PCT | GB |
6 | 4 | .600 | ||
5 | 5 | .500 | 1.0 | |
4 | 5 | .444 | 1.5 | |
4 | 6 | .400 | 2.0 | |
3 | 6 | .333 | 2.5 |
Yankees
Rays
Blue Jays
Orioles
Red Sox
Guardians
Royals
White Sox
Tigers
Twins
