Evan Sisk or Riley O'Brien
Baseball Stats Comparison
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| Riley O'Brien RP - STL  | Evan Sisk RP - PIT  | |
| 2026 Stats | ||
| Games Played | 24 | 19 |
| Games Started | 0 | 0 |
| Innings Pitched | 24.1 | 23.0 |
| Wins | 3 | 0 |
| Losses | 2 | 0 |
| Saves | 13 | 0 |
| Blown Saves | 4 | 2 |
| Holds | 1 | 2 |
| Hits Allowed | 20 | 17 |
| Earned Runs | 8 | 4 |
| Home Runs Allowed | 1 | 1 |
| Strikeouts | 27 | 27 |
| Walks | 4 | 8 |
| ERA | 2.96 | 1.57 |
| WHIP | 0.99 | 1.09 |
| Riley O'Brien RP - STL | Evan Sisk RP - PIT | |
| 2026 Projections | ||
| Games Played | 59 | 37 |
| Games Started | 0 | 0 |
| Innings Pitched | 60.2 | 37.8 |
| Wins | 3 | 2 |
| Losses | 3 | 2 |
| Saves | 14 | 0 |
| Blown Saves | 1 | 0 |
| Holds | 11 | 3 |
| Hits Allowed | 52 | 35 |
| Earned Runs | 26 | 18 |
| Home Runs Allowed | 5 | 4 |
| Strikeouts | 63 | 37 |
| Walks | 27 | 17 |
| ERA | 3.92 | 4.40 |
| WHIP | 1.31 | 1.38 |
| Riley O'Brien RP - STL | Evan Sisk RP - PIT | |
| News | ||
| Riley O'Brien tossed 1.1 innings, allowing only the Manfred man to score, with two strikeouts and one walk in Saturday's 7-6 loss to the Reds. Chase Davis Sun, May 24th | The Pirates recalled LHP Evan Sisk from Triple-A Indianapolis. Ari Koslow Mon, Apr 13th | |
| Riley O'Brien struck out two batters in a scoreless outing to earn the save in Thursday's 5-4 win over the Athletics. Chase Davis Fri, May 15th | Sisk posted a 3.57 ERA with a 25:10 K:BB across 17.2 major-league innings in 2025 and carried that into a solid spring, walking six but allowing just two runs on three hits while striking out seven over six innings. It wasn't enough to earn an Opening Day roster spot. Bruno Mulé Tue, Mar 17th | |
| Riley O'Brien earned the save in Tuesday's 6-4 win over the Athletics, working a scoreless frame while allowing one walk on 13 pitches. Jesse Garcia Wed, May 13th | ||
| Riley O'Brien struck out one batter in a scoreless appearance to earn the save in Thursday's 2-1 win over the Padres. Chase Davis Fri, May 8th | ||
| Riley O'Brien needed just three pitches to record the save in Monday's 6-3 win over the Brewers. Chase Davis Tue, May 5th | ||
| Notes | ||
| There are no recent notes for these players | ||
| Riley O'Brien RP - STL | Evan Sisk RP - PIT | |||||
| Date | Opp | Opp Pitcher | VBR | Opp | Opp Pitcher | VBR |
|---|---|---|---|---|---|---|
| Thu, Mar 26th | vs TB | Drew Rasmussen (4-1) | #21 | @ NYM | Freddy Peralta (3-4) | #24 |
| Sat, Mar 28th | vs TB | Joe Boyle (0-1) | #164 | @ NYM | David Peterson (3-5) | #87 |
| Sun, Mar 29th | vs TB | Steven Matz (4-2) | #91 | @ NYM | Nolan McLean (2-4) | #30 |
| Mon, Mar 30th | vs NYM | Clay Holmes (4-4) | #167 | @ CIN | Chase Burns (7-1) | #26 |
| Tue, Mar 31st | vs NYM | Kodai Senga (0-4) | #135 | @ CIN | Brandon Williamson (2-3) | #371 |
| Wed, Apr 1st | vs NYM | Freddy Peralta (3-4) | #24 | @ CIN | Andrew Abbott (4-3) | #102 |
| Fri, Apr 3rd | @ DET | Framber Valdez (2-3) | #25 | vs BAL | Kyle Bradish (2-6) | #50 |
| Sat, Apr 4th | @ DET | Jack Flaherty (0-7) | #70 | vs BAL | Shane Baz (2-5) | #83 |
| Sun, Apr 5th | @ DET | Keider Montero (2-3) | #205 | vs BAL | Chris Bassitt (4-3) | #113 |
| Mon, Apr 6th | @ WSH | Zack Littell (4-4) | #172 | vs SD | German Marquez (3-2) | #335 |
| Tue, Apr 7th | @ WSH | Cade Cavalli (3-3) | #90 | vs SD | Nick Pivetta (1-2) | #146 |
| Wed, Apr 8th | @ WSH | Miles Mikolas (1-4) | #216 | vs SD | Michael King (4-3) | #35 |
| Fri, Apr 10th | vs BOS | Connelly Early (5-2) | #99 | @ CHC | Shota Imanaga (4-5) | #22 |
| Sat, Apr 11th | vs BOS | Ranger Suarez (2-3) | #28 | @ CHC | Edward Cabrera (3-2) | #73 |
| Sun, Apr 12th | vs BOS | Brayan Bello (2-5) | #148 | @ CHC | Jameson Taillon (2-4) | #103 |
| Mon, Apr 13th | vs CLE | Gavin Williams (8-3) | #27 | vs WSH | Cade Cavalli (3-3) | #90 |
| Tue, Apr 14th | vs CLE | Joey Cantillo (4-2) | #95 | vs WSH | PJ Poulin (3-0) | #254 |
| Wed, Apr 15th | vs CLE | Slade Cecconi (3-5) | #110 | vs WSH | Jake Irvin (2-4) | #198 |
| Thu, Apr 16th | vs WSH | Foster Griffin (6-2) | #85 | |||
| Fri, Apr 17th | @ HOU | Peter Lambert (3-4) | #187 | vs TB | Nick Martinez (4-1) | #75 |
| Sat, Apr 18th | @ HOU | Lance McCullers Jr. (2-3) | #209 | vs TB | Drew Rasmussen (4-1) | #21 |
| Sun, Apr 19th | @ HOU | Mike Burrows (3-6) | #129 | vs TB | Shane McClanahan (5-2) | #23 |
| Tue, Apr 21st | @ MIA | Chris Paddack (0-6) | #325 | @ TEX | Kumar Rocker (2-5) | #107 |
| Wed, Apr 22nd | @ MIA | Janson Junk (3-5) | #121 | @ TEX | Jack Leiter (2-4) | #78 |
| Thu, Apr 23rd | @ TEX | Jacob deGrom (3-4) | #7 | |||
| Fri, Apr 24th | vs SEA | George Kirby (5-4) | #15 | @ MIL | Brandon Woodruff (2-1) | #59 |
| Sat, Apr 25th | vs SEA | Bryan Woo (4-3) | #9 | @ MIL | Jacob Misiorowski (5-2) | #18 |
| Sun, Apr 26th | vs SEA | Emerson Hancock (4-2) | #93 | @ MIL | Kyle Harrison (6-1) | #58 |
| Mon, Apr 27th | @ PIT | Mason Montgomery (1-1) | #151 | vs STL | Dustin May (3-6) | #101 |
| Tue, Apr 28th | @ PIT | Braxton Ashcraft (4-2) | #49 | vs STL | Kyle Leahy (5-3) | #163 |
| Wed, Apr 29th | @ PIT | Bubba Chandler (1-6) | #127 | vs STL | Andre Pallante (5-4) | #143 |
| Thu, Apr 30th | @ PIT | Paul Skenes (6-5) | #2 | vs STL | Hunter Dobbins (0-0) | #197 |
| Fri, May 1st | vs LAD | Emmet Sheehan (3-1) | #43 | vs CIN | Brady Singer (2-4) | #145 |
| Sat, May 2nd | vs LAD | Roki Sasaki (3-3) | #128 | vs CIN | Rhett Lowder (3-3) | #230 |
| Sun, May 3rd | vs LAD | Justin Wrobleski (6-2) | #141 | vs CIN | Chase Burns (7-1) | #26 |
| Tue, May 5th | @ ARI | Eduardo Rodriguez (5-1) | #116 | |||
| Wed, May 6th | vs MIL | Brandon Sproat (1-3) | #136 | @ ARI | Michael Soroka (7-2) | #72 |
| Thu, May 7th | @ SD | Michael King (4-3) | #35 | @ ARI | Zac Gallen (3-4) | #63 |
| Fri, May 8th | @ SD | Griffin Canning (0-3) | #138 | @ SF | Robbie Ray (3-6) | #86 |
| Sat, May 9th | @ SD | Randy Vasquez (5-3) | #199 | @ SF | Landen Roupp (5-5) | #66 |
| Sun, May 10th | @ SD | Walker Buehler (3-3) | #214 | @ SF | Tyler Mahle (1-7) | #100 |
| Tue, May 12th | @ ATH | Jeffrey Springs (3-6) | #117 | vs COL | Michael Lorenzen (2-7) | #423 |
| Wed, May 13th | @ ATH | J.T. Ginn (2-3) | #131 | vs COL | Jose Quintana (2-3) | #425 |
| Thu, May 14th | @ ATH | Jacob Lopez (4-2) | #193 | vs COL | Chase Dollander (3-3) | #329 |
| Fri, May 15th | vs KC | Michael Wacha (4-2) | #82 | vs PHI | Aaron Nola (3-4) | #40 |
| Sat, May 16th | vs KC | Noah Cameron (2-4) | #97 | vs PHI | Cristopher Sanchez (6-2) | #3 |
| Sun, May 17th | vs KC | Stephen Kolek (3-0) | #168 | vs PHI | Zack Wheeler (4-0) | #8 |
| Tue, May 19th | vs PIT | Mitch Keller (5-2) | #98 | @ STL | Matthew Liberatore (2-3) | #119 |
| Wed, May 20th | vs PIT | Carmen Mlodzinski (4-3) | #112 | @ STL | Michael McGreevy (3-4) | #84 |
| Thu, May 21st | vs PIT | Braxton Ashcraft (4-2) | #49 | @ STL | Dustin May (3-6) | #101 |
| Fri, May 22nd | @ TOR | Kevin Gausman (4-3) | #20 | |||
| Sat, May 23rd | @ CIN | Chase Petty (0-0) | #419 | @ TOR | Patrick Corbin (2-1) | #225 |
| Sun, May 24th | @ TOR | Dylan Cease (3-3) | #16 | |||
| Mon, May 25th | @ MIL | Jacob Misiorowski (5-2) | #18 | vs CHC | Ben Brown (1-2) | #53 |
| Tue, May 26th | @ MIL | Kyle Harrison (6-1) | #58 | vs CHC | Jordan Wicks (0-1) | #224 |
| Wed, May 27th | @ MIL | Chad Patrick (2-2) | #134 | vs CHC | Jameson Taillon (2-4) | #103 |
| Thu, May 28th | vs CHC | Colin Rea (5-3) | #139 | |||
| Fri, May 29th | vs CHC | Shota Imanaga (4-5) | #22 | vs MIN | Taj Bradley (5-1) | #68 |
| Sat, May 30th | vs CHC | Ben Brown (1-2) | #53 | vs MIN | Bailey Ober (6-2) | #76 |
| Sun, May 31st | vs CHC | Jordan Wicks (0-1) | #224 | vs MIN | Zebby Matthews (1-2) | #81 |
| Tue, Jun 2nd | vs TEX | Nathan Eovaldi (5-6) | #19 | @ HOU | Mike Burrows (3-6) | #129 |
| Wed, Jun 3rd | vs TEX | MacKenzie Gore (3-4) | #51 | @ HOU | Spencer Arrighetti (7-1) | #122 |
| Thu, Jun 4th | @ HOU | Kai-Wei Teng (3-3) | #169 | |||
| Fri, Jun 5th | vs CIN | Brady Singer (2-4) | #145 | @ ATL | Martin Perez (2-3) | #196 |
| Sat, Jun 6th | vs CIN | Nick Lodolo (1-1) | #62 | @ ATL | Spencer Strider (3-0) | #32 |
| Sun, Jun 7th | vs CIN | Chase Burns (7-1) | #26 | @ ATL | Bryce Elder (4-3) | #114 |
| Tue, Jun 9th | @ NYM | vs LAD | ||||
| Wed, Jun 10th | @ NYM | vs LAD | ||||
| Thu, Jun 11th | @ NYM | vs LAD | ||||
| Fri, Jun 12th | @ MIN | vs MIA | ||||
| Sat, Jun 13th | @ MIN | vs MIA | ||||
| Sun, Jun 14th | @ MIN | vs MIA | ||||
| Mon, Jun 15th | vs SD | @ ATH | ||||
| Tue, Jun 16th | vs SD | @ ATH | ||||
| Wed, Jun 17th | vs SD | @ ATH | ||||
| Fri, Jun 19th | @ KC | @ COL | ||||
| Sat, Jun 20th | @ COL | |||||
| Sun, Jun 21st | @ KC | @ COL | ||||
| Tue, Jun 23rd | vs ARI | vs SEA | ||||
| Wed, Jun 24th | vs ARI | vs SEA | ||||
| Thu, Jun 25th | vs ARI | vs SEA | ||||
| Fri, Jun 26th | vs MIA | vs CIN | ||||
| Sat, Jun 27th | vs MIA | vs CIN | ||||
| Sun, Jun 28th | vs MIA | vs CIN | ||||
| Mon, Jun 29th | @ PHI | |||||
| Tue, Jun 30th | @ ATL | @ PHI | ||||
| Wed, Jul 1st | @ ATL | @ PHI | ||||
| Thu, Jul 2nd | @ ATL | @ PHI | ||||
| Fri, Jul 3rd | @ CHC | @ WSH | ||||
| Sat, Jul 4th | @ CHC | @ WSH | ||||
| Sun, Jul 5th | @ CHC | @ WSH | ||||
| Tue, Jul 7th | vs MIL | vs ATL | ||||
| Wed, Jul 8th | vs MIL | vs ATL | ||||
| Thu, Jul 9th | vs MIL | vs ATL | ||||
| Fri, Jul 10th | vs ATL | vs MIL | ||||
| Sat, Jul 11th | vs ATL | vs MIL | ||||
| Sun, Jul 12th | vs ATL | vs MIL | ||||
| Fri, Jul 17th | @ ARI | @ CLE | ||||
| Sat, Jul 18th | @ ARI | @ CLE | ||||
| Sun, Jul 19th | @ ARI | @ CLE | ||||
| Mon, Jul 20th | @ LAA | @ NYY | ||||
| Tue, Jul 21st | @ LAA | @ NYY | ||||
| Wed, Jul 22nd | @ LAA | @ NYY | ||||
| Fri, Jul 24th | vs CIN | vs CHC | ||||
| Sat, Jul 25th | vs CIN | vs CHC | ||||
| Sun, Jul 26th | vs CIN | vs CHC | ||||
| Mon, Jul 27th | vs CHC | vs ARI | ||||
| Tue, Jul 28th | vs CHC | vs ARI | ||||
| Wed, Jul 29th | vs CHC | vs ARI | ||||
| Thu, Jul 30th | vs CHC | @ CIN | ||||
| Fri, Jul 31st | @ TOR | @ CIN | ||||
| Sat, Aug 1st | @ TOR | @ CIN | ||||
| Sun, Aug 2nd | @ TOR | @ CIN | ||||
| Mon, Aug 3rd | @ NYY | @ MIL | ||||
| Tue, Aug 4th | @ NYY | @ MIL | ||||
| Wed, Aug 5th | @ NYY | @ MIL | ||||
| Thu, Aug 6th | @ MIL | |||||
| Fri, Aug 7th | vs COL | vs NYM | ||||
| Sat, Aug 8th | vs COL | vs NYM | ||||
| Sun, Aug 9th | vs COL | vs NYM | ||||
| Tue, Aug 11th | vs PHI | @ MIA | ||||
| Wed, Aug 12th | vs PHI | @ MIA | ||||
| Thu, Aug 13th | @ MIA | |||||
| Fri, Aug 14th | @ CHC | vs BOS | ||||
| Sat, Aug 15th | @ CHC | vs BOS | ||||
| Sun, Aug 16th | @ CHC | vs BOS | ||||
| Mon, Aug 17th | @ CIN | vs DET | ||||
| Tue, Aug 18th | @ CIN | vs DET | ||||
| Wed, Aug 19th | @ CIN | vs DET | ||||
| Fri, Aug 21st | @ PHI | @ LAD | ||||
| Sat, Aug 22nd | @ PHI | @ LAD | ||||
| Sun, Aug 23rd | @ PHI | @ LAD | ||||
| Mon, Aug 24th | @ SD | |||||
| Tue, Aug 25th | vs BAL | @ SD | ||||
| Wed, Aug 26th | vs BAL | @ SD | ||||
| Fri, Aug 28th | vs PIT | @ STL | ||||
| Sat, Aug 29th | vs PIT | @ STL | ||||
| Sun, Aug 30th | vs PIT | @ STL | ||||
| Tue, Sep 1st | @ LAD | vs SF | ||||
| Wed, Sep 2nd | @ LAD | vs SF | ||||
| Thu, Sep 3rd | @ LAD | vs SF | ||||
| Fri, Sep 4th | @ COL | vs LAA | ||||
| Sat, Sep 5th | @ COL | vs LAA | ||||
| Sun, Sep 6th | @ COL | vs LAA | ||||
| Tue, Sep 8th | @ SF | @ CWS | ||||
| Wed, Sep 9th | @ SF | @ CWS | ||||
| Thu, Sep 10th | @ CWS | |||||
| Fri, Sep 11th | vs CWS | @ CHC | ||||
| Sat, Sep 12th | vs CWS | @ CHC | ||||
| Sun, Sep 13th | vs CWS | @ CHC | ||||
| Tue, Sep 15th | vs SF | vs MIL | ||||
| Wed, Sep 16th | vs SF | vs MIL | ||||
| Thu, Sep 17th | vs MIL | |||||
| Fri, Sep 18th | vs WSH | vs KC | ||||
| Sat, Sep 19th | vs WSH | vs KC | ||||
| Sun, Sep 20th | vs WSH | vs KC | ||||
| Tue, Sep 22nd | @ PIT | vs STL | ||||
| Wed, Sep 23rd | @ PIT | vs STL | ||||
| Thu, Sep 24th | @ PIT | vs STL | ||||
| Fri, Sep 25th | @ MIL | @ DET | ||||
| Sat, Sep 26th | @ MIL | @ DET | ||||
| Sun, Sep 27th | @ MIL | @ DET | ||||
| Mon, Apr 20th | @ MIA | Max Meyer (5-0) | #71 | |||
| Mon, May 4th | vs MIL | Chad Patrick (2-2) | #134 | |||
| Mon, Jun 1st | vs TEX | Jacob deGrom (3-4) | #7 | |||
| Thu, Jun 18th | @ KC | |||||
| Mon, Jun 22nd | vs ARI | |||||
| Mon, Jul 6th | vs MIL | |||||
| Mon, Aug 10th | vs PHI | |||||
| Thu, Aug 20th | @ CIN | |||||
| Thu, Aug 27th | vs BAL | |||||
| Mon, Sep 7th | @ SF | |||||
| Mon, Sep 14th | vs SF | |||||
