MLB
MIL
LAD
• Q • • FS1 LIVE
TB
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o6.5
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Riley O'Brien

Riley O'Brien

RP • St. Louis Cardinals Proj Rank N/A Actual 91 268 ADP • Trade Value
IP ERA W-L HLD SV K/BB K/9 WHIP FSP
61.2 4.23 3-9 1 38 64/29 9.3 1.33 3.38
Compared to same point last season
43.12.283-16645/229.31.27

Riley O'Brien Trade Value

Trade value on the open market is 3.30 which ranks him 67th among relief pitcher's and 466th overall. His maximum trade value within the past 60 days is 17.15.

Calculating Trade Value

We calculate trade values by evaluating the performance of all relief pitcher's across dozens of stat categories including how their performance has stacked up to expectations and their projected outlook. Ratings are constantly updated on a daily basis.

Get a full overview of trade values broken down by position.

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Should I Trade Riley O'Brien?

Similar rated players across all positions.

Name Rating
Kendry Rojas MIN SP3.33
Darell Hernaiz ATH SS3.32
Nate Lavender NYM SP3.32
Carlos Cortes ATH RF3.31
Riley O'Brien STL SP3.30
Jordan Hicks CHW SP3.29
Nick Madrigal TB 2B3.28
Trevor McDonald SF SP3.28
Edgardo Henriquez LAD SP3.26

Relief Pitcher Similar in Value

Name Rating
Bryan Abreu HOU3.56
Yacksel Rios CHC3.56
Jose Fermin LAA3.54
Jack Anderson MIN3.54
Jack Anderson 3.54
Riley O'Brien STL3.38
Colin Rea CHC3.29
Alek Jacob SD3.24
Brock Burke CIN3.24

Riley O'Brien Trade Value Over Time


Date Rating
Oct 16th3.38
Oct 15th3.74
Oct 14th3.81
Oct 13th3.30
Oct 12th3.45
Oct 11th3.81
Oct 10th3.96
Oct 9th3.60
Oct 8th3.60
Oct 7th4.47
Oct 6th4.04
Oct 5th6.38
Oct 4th6.38
Oct 3rd5.70
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O'Brien Projection

View All
ERA WHIP QS WINS SO K/BB K/9 IP LOSSES PC FPTS
0 0 0 0 0 0 0 0.0 0 0 0
ERA WHIP QS WINS SO K/BB K/9 IP LOSSES PC FPTS
0 0 0 0 0 0 0 0.0 0 0 0
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OWN START TRENDS

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Depth Chart

St. Louis Cardinals

Roster Breakdown
NAME OWN START
Leo Bernal 29% 24%
Rainiel Rodriguez 8% 0%
NAME OWN START
Alec Burleson 100% 84%
Blaze Jordan 5% 0%
NAME OWN START
JJ Wetherholt 87% 42%
Masyn Winn 16% 5%
Jesus Baez 5% 0%
NAME OWN START
Jordan Walker 97% 84%
Ivan Herrera 95% 87%
Thomas Saggese 32% 26%
Joshua Baez 32% 8%
Nathan Church 5% 5%
NAME OWN START
Quinn Mathews 50% 32%
Andre Pallante 47% 32%
Michael McGreevy 42% 26%
Kyle Leahy 39% 29%
Matthew Liberatore 16% 5%
Liam Doyle 5% 0%
Cooper Hjerpe 3% 3%
NAME OWN START
Riley O'Brien 79% 76%
George Soriano 5% 5%
Ryne Stanek 3% 3%

Team Injuries

PLAYERSTATUSNOTES
Max Rajcic
#71 · SP
Out60-Day ILElbow
Rajcic is dealing with right elbow soreness and has been placed on the 60-day injured list.
INJ SINCE: Jul 4

Team Rankings

AVG
.239
23rd
R
720
16th
HR
167
24th
RBI
696
14th
SB
100
17th
OBP
.313
22nd
SLG
.378
29th
OPS
.691
28th
W
77
20th
SV
46
7th
ERA
4.27
20th
WHIP
1.36
23rd
QS
54
14th
TeamW-LWin %GBRSRA
BrewersBrewers103-59.636-832618
CubsCubs89-73.54914850703
PiratesPirates82-80.50621767739
CardinalsCardinals77-85.47526720749
RedsReds75-87.46328666826

Team Stats

PlayerGPABRHHRRBISBAVGO/S
Jimmy Crooks5213410245140.179  
Leo Bernal249512275210.284  
Pedro Pagés8418914414122.217  
PlayerGPABRHHRRBISBAVGO/S
Alec Burleson16060589169261164.279  
PlayerGPABRHHRRBISBAVGO/S
JJ Wetherholt13953789130175114.242  
PlayerGPABRHHRRBISBAVGO/S
Nolan Gorman8526626499330.184  
Ramón Urías43861413490.151  
Blaze Jordan5818616463280.247  
César Prieto163823001.079  
PlayerGPABRHHRRBISBAVGO/S
Masyn Winn1364705410955610.232  
PlayerGPABRHHRRBISBAVGO/S
Jordan Walker158609971642910222.269  
Nathan Church14243453107105010.247  
Joshua Báez2910018237182.230  
José Fermín11832733816418.248  
Everson Pereira389810235121.235  
Thomas Saggese5716225384144.235  
Bryan Torres7416617384192.229  
Victor Scott II8016619322912.193  
PlayerGPABRHHRRBISBAVGO/S
Iván Herrera1616059814619698.241  
PlayerGPWLSVIPSOERAWHIPO/S
Matthew Liberatore316140155.01545.231.47  
Kyle Leahy301050140.01323.661.34  
Michael McGreevy31790168.21153.951.28  
Andre Pallante291290162.01103.831.27  
Hunter Dobbins1133154.0523.671.35  
Quinn Mathews924049.1463.831.38  
Brycen Mautz801015.1195.871.89  
Cooper Hjerpe410012.1154.381.30  
Max Rajcic60009.085.001.33  
Bruce Zimmermann10005.025.401.40  
PlayerGPWLSVIPSOERAWHIPO/S
Riley O'Brien66393864.0644.081.28  
George Soriano7065466.0664.231.39  
Ryne Stanek7023262.2654.021.34  
Caleb Ferguson3510133.0315.181.70  
Gordon Graceffo6282181.0632.671.10  
Justin Bruihl7311077.2533.591.33  
Jared Shuster50009.049.001.89  
Matt Svanson4123043.1417.271.75  
Peter Strzelecki811014.085.791.36  
Ryan Fernandez1712023.0283.521.30  
Hancel Rincon30002.1327.002.57  
Matt Pushard60007.065.141.43  
Cade Winquest1110013.2163.951.24  
Luis Gastelum3454036.2444.421.23  

Owned Breakdown

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Schedule

DATE OPP SCORE MATCHUP
No Games Scheduled

Player Timeline

Sep 28th

Riley O’Brien Leads the NL in Saves in 2026

Jul 7th

Riley O’Brien Added to NL All-Star Roster for Cardinals

Player News

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    Donovan Mitchell Defends Evan Mobley After Cavs Star Is Shut Out of NBA GM Survey’s Defensive Categories

    @ChrisFedor

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    Jalen Duren Heads to the Locker Room During Game

    @HunterPatterson

  • Ben Simmons PG • SAC NBA

    Spurs Rout Kings 126–97 as LaVine Scores 20

    @SacramentoKings

  • Brayden Burries SG • MIL NBA

    Bucks and Magic Close Preseasons with Wins Behind Strong Performances from Brayden Burries and Paolo Banchero

    @NBA

  • Tyrese Haliburton PG • IND NBA

    Tyrese Haliburton Reflects on the Special Meaning of Playing Before Pacers Fans at Home

    @Pacers

  • T.J. Hughes C • COL NHL

    T.J. Hughes Scores His First NHL Goal

    @Avalanche

  • Brock Purdy QB • SF

    Brock Purdy Has Exceeded Expectations, Winning Over a Former Doubter

    @grantcohn

  • Jonathon Cooper OLB • DEN

    Terrion Arnold remains on paid leave

    profootballtalk.com

  • Jonathon Cooper OLB • DEN

    NFL Reinstates Josh Jacobs and Jonathon Cooper After Six Games; Terrion Arnold Still on Paid Leave

    @ProFootballTalk

  • C.J. Stroud QB • HOU

    CJ Stroud Says Texans Are Handling London Travel Delays Well and Building Team Camaraderie

    @McClain_on_NFL

  • Bijan Robinson RB • ATL

    Bijan Robinson Shrugs Off Brutal-Looking Hit After Hurdle Attempt at Texas

    @NFL_DovKleiman

  • Micah Parsons DE • GB

    Micah Parsons Shares a New Post on Instagram

    @mattschneidman

  • Caleb Bonemer SS • CHW

    White Sox Prospect Caleb Bonemer Crushes Second Arizona Fall League Home Run, Reaching 111.9 mph and 431 Feet

    @MLBPipeline

  • Nick Martinez SP • TB

    ALCS Game 4 Postponed to Saturday; Game 5 Set for Sunday

    @ShiDavidi

  • Leo Bernal C • STL

    Leo Bernal Hits First Winter-League Home Run After MLB Debut

    @MLBPipeline

  • Tai Peete OF • STL

    Cardinals Prospect Tai Peete Drives in Two With Triple in Fall League Win

    @MLBPipeline

  • Shawn Armstrong RP • CLE

    Guardians Keep Shawn Armstrong as Opener After Rainout

    @BNightengale

  • Stephen Vogt C •

    Guardians Manager Stephen Vogt Shrugs Off Cleveland Rainout: “This Is Baseball”

    @BNightengale

  • Evan Mobley PF • CLE

    Donovan Mitchell Defends Evan Mobley After Cavs Star Is Shut Out of NBA GM Survey’s Defensive Categories

    @ChrisFedor

  • Jalen Duren C • DET

    Jalen Duren Heads to the Locker Room During Game

    @HunterPatterson

  • Ben Simmons PG • SAC

    Spurs Rout Kings 126–97 as LaVine Scores 20

    @SacramentoKings

  • Brayden Burries SG • MIL

    Bucks and Magic Close Preseasons with Wins Behind Strong Performances from Brayden Burries and Paolo Banchero

    @NBA

  • Tyrese Haliburton PG • IND

    Tyrese Haliburton Reflects on the Special Meaning of Playing Before Pacers Fans at Home

    @Pacers

  • Ace Bailey SF • UTA

    Darryn Peterson Lobs to Ace Bailey in Jazz–Suns Preseason Game

    @NBA

  • T.J. Hughes C • COL

    T.J. Hughes Scores His First NHL Goal

    @Avalanche

  • Nathan MacKinnon C • COL

    TJ Hughes Scores First NHL Goal, Extending Avalanche Lead to 4–2

    @cmasisak22

  • Jett Luchanko C • PHI

    Jett Luchanko Scores First Pro Goal, Records Three-Point Game in Phantoms’ 6-3 Win

    @charlieo_conn

  • Dan Muse HC • PIT

    Tweet Suggests Dan Muse Should Call a Timeout

    @JoshYohe_PGH

  • Seth Jarvis C • CAR

    Taylor Hall Out Week-to-Week; Seth Jarvis Nears Return

    @WaltRuff

  • Sidney Crosby C • PIT

    Sidney Crosby Reaches 7th All-Time in NHL Career Assists

    @penguins

Waiver Trends

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Brandon Marsh PHI LF +2.6
Chandler Simpson TB LF +2.6
Cole Ragans KC SP +0.6
Matt McLain CIN 2B +0.6
Jack Leiter TEX SP +0.4
Jasson Dominguez NYY RF +0.3
Liam Doyle STL SP +0.3
Clarke Schmidt NYY SP +0.2
Wade Meckler LAA LF +0.2
Dedniel Nunez NYM RP +0.2
Adley Rutschman BOS C +0.0
Ryan Weathers NYY SP +0.0
Austin Riley ATL 3B +0.0
Spencer Miles TOR RP +0.0
Braydon Fisher TOR RP +0.0
Juan Soto HOU RP -2.6
Andy Pages LAD CF -2.6
Garrett Mitchell MIL CF -2.6
Michael Busch CHC 1B -2.6
Brandon Compton MIA LF -0.5
Charlie Condon COL LF 0.0
Kyle Finnegan DET RP 0.0
Zack Gelof ATH 3B 0.0
Corbin Carroll ARI RF 0.0
Luis Robert Jr. BAL CF 0.0
Drew Anderson DET RP 0.0
Merrill Kelly ARI SP 0.0
Ernie Clement TOR 2B 0.0
Nick Lodolo CIN SP 0.0
George Klassen LAA SP 0.0