Joe Rock

Joe Rock

25-Year-Old PitcherRP
Chicago White Sox AAA
2026 Fantasy Outlook
There was no outlook written for Joe Rock in 2026. Check out the latest news below for more on his current fantasy value.
Signed a one-year contract with the Rays in March of 2026. Traded to the White Sox in May of 2026.
Sent to Triple-A
PChicago White Sox  AAA
June 26, 2026
The White Sox optioned Rock to Triple-A Charlotte on Thursday.
Analysis
Rock has been wild in four outings with the big club this season, walking 11 over 10.1 innings to go along with 12 strikeouts and a 3.48 ERA. He is clearing off the roster to make room for David Sandlin, who will be recalled from Charlotte to start Friday's game versus the Royals.
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Pitching Stats
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2026 MLB Game Log
2026
2025
2026 MLB Game Log
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2025 MLB Game Log
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Minor League Game Log
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Pitching Appearances Breakdown
Average Pitch Count
49
Last 10 Games
49
Last 5 Games
49
How many pitches does Joe Rock generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Joe Rock generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2024
 
 
-8%
BAA vs RHP
2026
 
 
-17%
BAA vs LHP
2025
 
 
-38%
BAA vs RHP
2024
No Stats
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .265 47 11 9 9 0 0 0
Since 2024vs Right .243 41 12 4 9 1 0 1
2026vs Left .250 30 6 8 5 0 0 0
2026vs Right .300 23 6 3 6 1 0 0
2025vs Left .286 17 5 1 4 0 0 0
2025vs Right .176 18 6 1 3 0 0 1
2024vs Left 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0
Home/Away Pitching Splits
Since 2024
 
 
-23%
ERA on Road
2026
 
 
-6%
ERA on Road
2025
 
 
-100%
ERA at Home
2024
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2024Home 3.60 2.00 5.0 0 0 0 12.6 14.4 0.0
Since 2024Away 2.77 1.62 13.0 0 1 0 11.1 3.5 0.7
2026Home 3.60 2.00 5.0 0 0 0 12.6 14.4 0.0
2026Away 3.38 2.25 5.1 0 1 0 8.4 5.1 0.0
2025Home 0 0 0 0 0 0 0 0 0
2025Away 2.35 1.17 7.2 0 0 0 12.9 2.3 1.2
2024Home 0 0 0 0 0 0 0 0 0
2024Away 0 0 0 0 0 0 0 0 0
Minor League Left/Right Pitching Splits (AAA)
Since 2024
 
 
-10%
BAA vs RHP
2026
 
 
-10%
BAA vs RHP
2025
 
 
-24%
BAA vs RHP
2024
Even Split
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .299 406 69 25 110 18 2 6
Since 2024vs Right .268 763 192 75 181 33 0 30
2026vs Left .290 47 7 12 9 2 0 0
2026vs Right .260 93 34 14 20 3 0 3
2025vs Left .324 148 22 5 45 8 1 3
2025vs Right .246 270 66 34 57 7 0 13
2024vs Left .283 211 40 8 56 8 1 3
2024vs Right .283 400 92 27 104 23 0 14
Stat Review
How does Joe Rock compare to other relievers?
This section compares his stats with all relief pitcher seasons from the previous three seasons (minimum 30 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 30 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
1.09
 
K/9
10.5
 
BB/9
9.6
 
HR/9
0.0
 
Fastball
93.4 mph
 
ERA
3.48
 
WHIP
2.13
 
BABIP
.391
 
GB/FB
0.73
 
Left On Base
77.3%
 
Exit Velocity
83.9 mph
 
Barrels/BBE
1.8%
 
Spin Rate
2414 rpm
 
Balls Hit 95+ MPH
29.8%
 
Swinging Strike
9.7%
 
Prospect Rankings History
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Joe Rock See More
Recent RotoWire Articles Featuring Joe Rock See More
2025 Fantasy Outlook
The Rays were able to flip Greg Jones, a position player with no long-term future with the club, to Colorado for Rock during spring training in 2024. Rock, a 6-foot-6 lefty with back-end starter potential, logged a 4.58 ERA, 1.40 WHIP and 132 strikeouts in 139.2 innings at Triple-A in his first year with his new club, and he was added to the 40-man roster after the season. He has an unremarkable 91-93 mph fastball and an above-average slider that allows him to have success against same-handed hitters. Rock's changeup is a fringe-average offering, and he might be better deployed following an opener where he can face as few righties as possible. The Rays have plenty of starting pitching depth, and Rock is one of their less appealing options, but he could be a deep-league streamer at some point in 2025.
More Fantasy News
Promoted Tuesday
PChicago White Sox  AAA
June 9, 2026
The White Sox recalled Rock from Triple-A Charlotte on Tuesday.
Analysis
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Sent to White Sox
PChicago White Sox  AAA
May 19, 2026
The Rays traded Rock to the White Sox on Tuesday in exchange for Oliver Dunn.
Analysis
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Dispatched to minors
PTampa Bay Rays  AAA
April 12, 2026
The Rays optioned Rock to Triple-A Durham on Sunday.
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Joins big-league bullpen
PTampa Bay Rays  AAA
April 10, 2026
The Rays recalled Rock from Triple-A Durham on Friday, Marc Topkin of the Tampa Bay Times reports.
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Cut from big-league camp
PTampa Bay Rays  AAA
March 11, 2026
The Rays optioned Rock to minor-league camp Wednesday, Marc Topkin of the Tampa Bay Times reports.
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