Michael Fulmer or Riley O'Brien
Baseball Stats Comparison
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| Riley O'Brien RP - STL  | Michael Fulmer RP - SF  | |
| 2026 Stats | ||
| Games Played | 24 | ‐ |
| Games Started | 0 | ‐ |
| Innings Pitched | 24.1 | ‐ |
| Wins | 3 | ‐ |
| Losses | 2 | ‐ |
| Saves | 13 | ‐ |
| Blown Saves | 4 | ‐ |
| Holds | 1 | ‐ |
| Hits Allowed | 20 | ‐ |
| Earned Runs | 8 | ‐ |
| Home Runs Allowed | 1 | ‐ |
| Strikeouts | 27 | ‐ |
| Walks | 4 | ‐ |
| ERA | 2.96 | ‐ |
| WHIP | 0.99 | ‐ |
| Riley O'Brien RP - STL | Michael Fulmer RP - SF | |
| 2026 Projections | ||
| Games Played | 59 | 13 |
| Games Started | 0 | 0 |
| Innings Pitched | 60.2 | 14.3 |
| Wins | 3 | 1 |
| Losses | 3 | 1 |
| Saves | 14 | 0 |
| Blown Saves | 1 | 0 |
| Holds | 11 | 1 |
| Hits Allowed | 52 | 13 |
| Earned Runs | 26 | 11 |
| Home Runs Allowed | 5 | 2 |
| Strikeouts | 63 | 15 |
| Walks | 27 | 6 |
| ERA | 3.92 | 6.99 |
| WHIP | 1.31 | 1.36 |
| Riley O'Brien RP - STL | Michael Fulmer RP - SF | |
| 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 Giants reassigned RHP Michael Fulmer to minor league camp. Ari Koslow Wed, Mar 25th | |
| 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 | The Giants have signed right-hander Michael Fulmer to a minor-league deal. Brenton Kemp Wed, Feb 4th | |
| 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 | Michael Fulmer RP - SF | |||||
| Date | Opp | Opp Pitcher | VBR | Opp | Opp Pitcher | VBR |
|---|---|---|---|---|---|---|
| Wed, Mar 25th | vs NYY | Max Fried (4-3) | #33 | |||
| Fri, Mar 27th | vs NYY | Cam Schlittler (7-2) | #36 | |||
| Sat, Mar 28th | vs TB | Joe Boyle (0-1) | #164 | vs NYY | Will Warren (6-1) | #65 |
| Mon, Mar 30th | vs NYM | Clay Holmes (4-4) | #167 | @ SD | Walker Buehler (3-3) | #214 |
| Tue, Mar 31st | vs NYM | Kodai Senga (0-4) | #135 | @ SD | German Marquez (3-2) | #335 |
| Wed, Apr 1st | vs NYM | Freddy Peralta (3-4) | #24 | @ SD | Nick Pivetta (1-2) | #146 |
| Thu, Apr 2nd | vs NYM | David Peterson (3-5) | #87 | |||
| Fri, Apr 3rd | @ DET | Framber Valdez (2-3) | #25 | vs NYM | Nolan McLean (2-4) | #30 |
| Sat, Apr 4th | @ DET | Jack Flaherty (0-7) | #70 | vs NYM | Clay Holmes (4-4) | #167 |
| Sun, Apr 5th | @ DET | Keider Montero (2-3) | #205 | vs NYM | Kodai Senga (0-4) | #135 |
| Mon, Apr 6th | @ WSH | Zack Littell (4-4) | #172 | vs PHI | Andrew Painter (1-5) | #166 |
| Tue, Apr 7th | @ WSH | Cade Cavalli (3-3) | #90 | vs PHI | Cristopher Sanchez (6-2) | #3 |
| Wed, Apr 8th | @ WSH | Miles Mikolas (1-4) | #216 | vs PHI | Aaron Nola (3-4) | #40 |
| Fri, Apr 10th | vs BOS | Connelly Early (5-2) | #99 | @ BAL | Shane Baz (2-5) | #83 |
| Sat, Apr 11th | vs BOS | Ranger Suarez (2-3) | #28 | @ BAL | Chris Bassitt (4-3) | #113 |
| Sun, Apr 12th | vs BOS | Brayan Bello (2-5) | #148 | @ BAL | Cade Povich (1-1) | #200 |
| Tue, Apr 14th | vs CLE | Joey Cantillo (4-2) | #95 | @ CIN | Brady Singer (2-4) | #145 |
| Wed, Apr 15th | vs CLE | Slade Cecconi (3-5) | #110 | @ CIN | Rhett Lowder (3-3) | #230 |
| Thu, Apr 16th | @ CIN | Chase Burns (7-1) | #26 | |||
| Fri, Apr 17th | @ HOU | Peter Lambert (3-4) | #187 | @ WSH | Zack Littell (4-4) | #172 |
| Sat, Apr 18th | @ HOU | Lance McCullers Jr. (2-3) | #209 | @ WSH | Cade Cavalli (3-3) | #90 |
| Sun, Apr 19th | @ HOU | Mike Burrows (3-6) | #129 | @ WSH | PJ Poulin (3-0) | #254 |
| Tue, Apr 21st | @ MIA | Chris Paddack (0-6) | #325 | vs LAD | Yoshinobu Yamamoto (4-4) | #12 |
| Wed, Apr 22nd | @ MIA | Janson Junk (3-5) | #121 | vs LAD | Shohei Ohtani (5-2) | #1 |
| Thu, Apr 23rd | vs LAD | Tyler Glasnow (3-0) | #38 | |||
| Fri, Apr 24th | vs SEA | George Kirby (5-4) | #15 | vs MIA | Sandy Alcantara (3-4) | #64 |
| Sat, Apr 25th | vs SEA | Bryan Woo (4-3) | #9 | vs MIA | Eury Perez (3-6) | #60 |
| Sun, Apr 26th | vs SEA | Emerson Hancock (4-2) | #93 | vs MIA | Max Meyer (5-0) | #71 |
| Tue, Apr 28th | @ PIT | Braxton Ashcraft (4-2) | #49 | @ PHI | Jesus Luzardo (4-4) | #10 |
| Thu, Apr 30th | @ PIT | Paul Skenes (6-5) | #2 | @ PHI | Tim Mayza | |
| Fri, May 1st | vs LAD | Emmet Sheehan (3-1) | #43 | @ TB | Shane McClanahan (5-2) | #23 |
| Sat, May 2nd | vs LAD | Roki Sasaki (3-3) | #128 | @ TB | Griffin Jax (1-3) | #48 |
| Sun, May 3rd | vs LAD | Justin Wrobleski (6-2) | #141 | @ TB | Steven Matz (4-2) | #91 |
| Mon, May 4th | vs MIL | Chad Patrick (2-2) | #134 | vs SD | Randy Vasquez (5-3) | #199 |
| Tue, May 5th | vs SD | Walker Buehler (3-3) | #214 | |||
| Wed, May 6th | vs MIL | Brandon Sproat (1-3) | #136 | vs SD | Bradgley Rodriguez | |
| Fri, May 8th | @ SD | Griffin Canning (0-3) | #138 | vs PIT | Carmen Mlodzinski (4-3) | #112 |
| Sat, May 9th | @ SD | Randy Vasquez (5-3) | #199 | vs PIT | Braxton Ashcraft (4-2) | #49 |
| Sun, May 10th | @ SD | Walker Buehler (3-3) | #214 | vs PIT | Bubba Chandler (1-6) | #127 |
| Mon, May 11th | @ LAD | Roki Sasaki (3-3) | #128 | |||
| Tue, May 12th | @ ATH | Jeffrey Springs (3-6) | #117 | @ LAD | Yoshinobu Yamamoto (4-4) | #12 |
| Wed, May 13th | @ ATH | J.T. Ginn (2-3) | #131 | @ LAD | Shohei Ohtani (5-2) | #1 |
| Thu, May 14th | @ ATH | Jacob Lopez (4-2) | #193 | @ LAD | Emmet Sheehan (3-1) | #43 |
| Fri, May 15th | vs KC | Michael Wacha (4-2) | #82 | @ ATH | Aaron Civale (5-2) | #221 |
| Sat, May 16th | vs KC | Noah Cameron (2-4) | #97 | @ ATH | Luis Severino (2-5) | #118 |
| Sun, May 17th | vs KC | Stephen Kolek (3-0) | #168 | @ ATH | Jeffrey Springs (3-6) | #117 |
| Mon, May 18th | @ ARI | Zac Gallen (3-4) | #63 | |||
| Tue, May 19th | vs PIT | Mitch Keller (5-2) | #98 | @ ARI | Ryne Nelson (2-3) | #92 |
| Wed, May 20th | vs PIT | Carmen Mlodzinski (4-3) | #112 | @ ARI | Merrill Kelly (5-3) | #96 |
| Fri, May 22nd | vs CWS | Davis Martin (8-1) | #79 | |||
| Sat, May 23rd | @ CIN | Chase Petty (0-0) | #419 | vs CWS | Bryan Hudson (2-1) | #178 |
| Sun, May 24th | vs CWS | Noah Schultz (2-4) | #220 | |||
| Mon, May 25th | @ MIL | Jacob Misiorowski (5-2) | #18 | vs ARI | Merrill Kelly (5-3) | #96 |
| Tue, May 26th | @ MIL | Kyle Harrison (6-1) | #58 | vs ARI | Eduardo Rodriguez (5-1) | #116 |
| Wed, May 27th | @ MIL | Chad Patrick (2-2) | #134 | vs ARI | Michael Soroka (7-2) | #72 |
| Fri, May 29th | vs CHC | Shota Imanaga (4-5) | #22 | @ COL | Michael Lorenzen (2-7) | #423 |
| Sat, May 30th | vs CHC | Ben Brown (1-2) | #53 | @ COL | Ryan Feltner (1-1) | #421 |
| Sun, May 31st | vs CHC | Jordan Wicks (0-1) | #224 | @ COL | Tanner Gordon (0-0) | #319 |
| Mon, Jun 1st | vs TEX | Jacob deGrom (3-4) | #7 | @ MIL | Kyle Harrison (6-1) | #58 |
| Tue, Jun 2nd | vs TEX | Nathan Eovaldi (5-6) | #19 | @ MIL | Chad Patrick (2-2) | #134 |
| Wed, Jun 3rd | vs TEX | MacKenzie Gore (3-4) | #51 | @ MIL | Coleman Crow (0-0) | #191 |
| Thu, Jun 4th | @ MIL | Brandon Sproat (1-3) | #136 | |||
| Fri, Jun 5th | vs CIN | Brady Singer (2-4) | #145 | @ CHC | Ben Brown (1-2) | #53 |
| Sat, Jun 6th | vs CIN | Nick Lodolo (1-1) | #62 | @ CHC | Edward Cabrera (3-2) | #73 |
| Sun, Jun 7th | vs CIN | Chase Burns (7-1) | #26 | @ CHC | Jameson Taillon (2-4) | #103 |
| Mon, Jun 8th | vs WSH | |||||
| Tue, Jun 9th | @ NYM | vs WSH | ||||
| Wed, Jun 10th | @ NYM | vs WSH | ||||
| Fri, Jun 12th | @ MIN | vs CHC | ||||
| Sat, Jun 13th | @ MIN | vs CHC | ||||
| Sun, Jun 14th | @ MIN | vs CHC | ||||
| Tue, Jun 16th | vs SD | @ ATL | ||||
| Wed, Jun 17th | vs SD | @ ATL | ||||
| Thu, Jun 18th | @ KC | @ ATL | ||||
| Fri, Jun 19th | @ KC | @ MIA | ||||
| Sat, Jun 20th | @ MIA | |||||
| Sun, Jun 21st | @ KC | @ MIA | ||||
| Tue, Jun 23rd | vs ARI | vs ATH | ||||
| Wed, Jun 24th | vs ARI | vs ATH | ||||
| Thu, Jun 25th | vs ARI | vs ATH | ||||
| Fri, Jun 26th | vs MIA | vs ATL | ||||
| Sat, Jun 27th | vs MIA | vs ATL | ||||
| Sun, Jun 28th | vs MIA | vs ATL | ||||
| Mon, Jun 29th | @ ARI | |||||
| Tue, Jun 30th | @ ATL | @ ARI | ||||
| Wed, Jul 1st | @ ATL | @ ARI | ||||
| Fri, Jul 3rd | @ CHC | @ COL | ||||
| Sat, Jul 4th | @ CHC | @ COL | ||||
| Sun, Jul 5th | @ CHC | @ COL | ||||
| Mon, Jul 6th | vs MIL | vs TOR | ||||
| Tue, Jul 7th | vs MIL | vs TOR | ||||
| Wed, Jul 8th | vs MIL | vs TOR | ||||
| Thu, Jul 9th | vs MIL | vs COL | ||||
| Fri, Jul 10th | vs ATL | vs COL | ||||
| Sat, Jul 11th | vs ATL | vs COL | ||||
| Sun, Jul 12th | vs ATL | vs COL | ||||
| Fri, Jul 17th | @ ARI | @ SEA | ||||
| Sat, Jul 18th | @ ARI | @ SEA | ||||
| Sun, Jul 19th | @ ARI | @ SEA | ||||
| Mon, Jul 20th | @ LAA | @ KC | ||||
| Tue, Jul 21st | @ LAA | @ KC | ||||
| Wed, Jul 22nd | @ LAA | @ KC | ||||
| Fri, Jul 24th | vs CIN | vs LAA | ||||
| Sat, Jul 25th | vs CIN | vs LAA | ||||
| Sun, Jul 26th | vs CIN | vs LAA | ||||
| Mon, Jul 27th | vs CHC | vs MIL | ||||
| Tue, Jul 28th | vs CHC | vs MIL | ||||
| Wed, Jul 29th | vs CHC | vs MIL | ||||
| Thu, Jul 30th | vs CHC | @ SD | ||||
| Fri, Jul 31st | @ TOR | @ SD | ||||
| Sat, Aug 1st | @ TOR | @ SD | ||||
| Sun, Aug 2nd | @ TOR | @ SD | ||||
| Mon, Aug 3rd | @ NYY | @ TEX | ||||
| Tue, Aug 4th | @ NYY | @ TEX | ||||
| Wed, Aug 5th | @ NYY | @ TEX | ||||
| Fri, Aug 7th | vs COL | vs DET | ||||
| Sat, Aug 8th | vs COL | vs DET | ||||
| Sun, Aug 9th | vs COL | vs DET | ||||
| Mon, Aug 10th | vs PHI | vs HOU | ||||
| Tue, Aug 11th | vs PHI | vs HOU | ||||
| Wed, Aug 12th | vs PHI | vs HOU | ||||
| Fri, Aug 14th | @ CHC | vs COL | ||||
| Sat, Aug 15th | @ CHC | vs COL | ||||
| Sun, Aug 16th | @ CHC | vs COL | ||||
| Tue, Aug 18th | @ CIN | @ CLE | ||||
| Wed, Aug 19th | @ CIN | @ CLE | ||||
| Thu, Aug 20th | @ CIN | @ CLE | ||||
| Fri, Aug 21st | @ PHI | @ BOS | ||||
| Sat, Aug 22nd | @ PHI | @ BOS | ||||
| Sun, Aug 23rd | @ PHI | @ BOS | ||||
| Mon, Aug 24th | vs CIN | |||||
| Tue, Aug 25th | vs BAL | vs CIN | ||||
| Wed, Aug 26th | vs BAL | vs CIN | ||||
| Thu, Aug 27th | vs BAL | vs ARI | ||||
| Fri, Aug 28th | vs PIT | vs ARI | ||||
| Sat, Aug 29th | vs PIT | vs ARI | ||||
| Sun, Aug 30th | vs PIT | vs ARI | ||||
| Tue, Sep 1st | @ LAD | @ PIT | ||||
| Wed, Sep 2nd | @ LAD | @ PIT | ||||
| Thu, Sep 3rd | @ LAD | @ PIT | ||||
| Fri, Sep 4th | @ COL | @ NYM | ||||
| Sat, Sep 5th | @ COL | @ NYM | ||||
| Sun, Sep 6th | @ COL | @ NYM | ||||
| Mon, Sep 7th | @ SF | vs STL | ||||
| Tue, Sep 8th | @ SF | vs STL | ||||
| Wed, Sep 9th | @ SF | vs STL | ||||
| Fri, Sep 11th | vs CWS | vs SD | ||||
| Sat, Sep 12th | vs CWS | vs SD | ||||
| Sun, Sep 13th | vs CWS | vs SD | ||||
| Mon, Sep 14th | vs SF | @ STL | ||||
| Tue, Sep 15th | vs SF | @ STL | ||||
| Wed, Sep 16th | vs SF | @ STL | ||||
| Fri, Sep 18th | vs WSH | @ LAD | ||||
| Sat, Sep 19th | vs WSH | @ LAD | ||||
| Sun, Sep 20th | vs WSH | @ LAD | ||||
| Mon, Sep 21st | vs MIN | |||||
| Tue, Sep 22nd | @ PIT | vs MIN | ||||
| Wed, Sep 23rd | @ PIT | vs MIN | ||||
| Fri, Sep 25th | @ MIL | vs LAD | ||||
| Sat, Sep 26th | @ MIL | vs LAD | ||||
| Sun, Sep 27th | @ MIL | vs LAD | ||||
| Thu, Mar 26th | vs TB | Drew Rasmussen (4-1) | #21 | |||
| Sun, Mar 29th | vs TB | Steven Matz (4-2) | #91 | |||
| Mon, Apr 13th | vs CLE | Gavin Williams (8-3) | #27 | |||
| Mon, Apr 20th | @ MIA | Max Meyer (5-0) | #71 | |||
| Mon, Apr 27th | @ PIT | Mason Montgomery (1-1) | #151 | |||
| Wed, Apr 29th | @ PIT | Bubba Chandler (1-6) | #127 | |||
| Thu, May 7th | @ SD | Michael King (4-3) | #35 | |||
| Thu, May 21st | vs PIT | Braxton Ashcraft (4-2) | #49 | |||
| Thu, Jun 11th | @ NYM | |||||
| Mon, Jun 15th | vs SD | |||||
| Mon, Jun 22nd | vs ARI | |||||
| Thu, Jul 2nd | @ ATL | |||||
| Mon, Aug 17th | @ CIN | |||||
| Thu, Sep 24th | @ PIT | |||||
