12:29 PM - Ryan Walker (SF) picked up a blown save in Friday's 5-4 extra-inning win over Atlanta, allowing two earned runs on three hits (one home run) while striking out one over 1.1 innings.

11:49 AM - Ryan Walker (SF) (1-3) was tagged with the loss in Monday's 1-0 extra-inning defeat to the Padres, allowing one unearned run over one inning.

4:12 PM - Ryan Walker (SF) Bob Melvin announced after Wednesday's loss to the Tigers that Walker is being demoted from the closer role in favor of Camilo Doval, Shayna Rubin of the San Francisco Chronicle reports.

5:42 PM - Ryan Walker (SF) earned the save in Sunday's 3-2 win over the Nationals, allowing a run on two hits while logging a strikeout in the ninth inning.

6:49 PM - Ryan Walker (SF) struck out one in a perfect inning to earn the save in Sunday's 3-2 win over the Athletics.

5:31 PM - Ryan Walker (SF) earned the save in Wednesday's 3-1 win over the Cubs, allowing one hit in a scoreless ninth inning.

7:20 PM - Ryan Walker (SF) Bob Melvin said Walker would get the save chance for the Giants on Friday, if the situation arose, Justice delos Santos of The San Jose Mercury News reports.

6:49 AM - Ryan Walker (SF) walked one and struck out two in a scoreless ninth inning during Monday's 7-2 win over the Astros.

4:36 PM - Ryan Walker (SF) has been unavailable the past couple days due to back tightness but could be ready to pitch Monday against the Reds, Alex Pavlovic of NBC Sports Bay Area reports.

7:58 PM - Ryan Walker (SF) earned the save in Thursday's 6-4 win over the Reds, allowing a run on one hit in the ninth inning.

12:11 PM - Ryan Walker (SF) Bob Melvin said Wednesday that Walker will open the season as the Giants' closer, Justice delos Santos of The San Jose Mercury News reports.

8:40 AM - Ryan Walker (SF) got the save over the Padres again Sunday, completing five outs while not allowing any baserunners.

10:09 AM - Ryan Walker (SF) picked up the save over the Padres on Saturday, allowing one hit over a scoreless ninth inning.

12:47 PM - Ryan Walker (SF) (9-3) allowed a walk and struck out three over 1.1 scoreless and hitless innings to earn the win Thursday over the Diamondbacks.

7:31 AM - Ryan Walker (SF) picked up his second save of the season in Tuesday's 3-1 win over the White Sox after striking out the side in the ninth inning.

8:02 AM - Ryan Walker (SF) (8-3) got the win over the Athletics on Sunday, allowing an unearned run on two hits and a walk while striking out five over two innings.

12:35 PM - Ryan Walker (SF) Bob Melvin said Friday that Walker will serve as the Giants' closer going forward, Susan Slusser of the San Francisco Chronicle reports.

7:52 PM - Ryan Walker (SF) (6-3) retired both batters he faced and earned the win Sunday over the Twins.

1:21 PM - Ryan Walker (SF) (5-3) walked one and struck out two over 1.2 scoreless and hitless innings to earn the win Friday over the Guardians.

1:23 PM - Ryan Walker (SF) (back) struck out one in a perfect inning to earn a hold in Friday's 10-5 win over the Rockies.

12:56 PM - Ryan Walker (SF) will serve as an opener in Wednesday's game against the Mets, Alex Pavlovic of NBC Sports Bay Area reports.

1:09 PM - Ryan Walker (SF) (2-2) struck out two in a perfect inning to earn the win Saturday over the Diamondbacks.

1:18 PM - Ryan Walker (SF) (1-0) struck out two in a perfect inning to earn the win Sunday over the Padres.

3:52 PM - Ryan Walker (SF) has allowed a hit and hit one batsman over two scoreless innings in Cactus League play.

12:40 PM - Ryan Walker (SF) (4-3) allowed three runs on two hits and three walks while striking out two over two-thirds of an inning to take the loss in Game 1 of Saturday's doubleheader versus the Rockies.

10:37 AM - Ryan Walker (SF) will serve as the Giants' opening pitcher for Tuesday's game against the Cubs at Wrigley Field.

4:41 PM - Ryan Walker (SF) Francisco activated Walker from the paternity list Tuesday.

5:20 PM - Ryan Walker (SF) Giants placed Walker on the paternity list Saturday, Evan Webeck of San Jose Mercury News reports.

2:07 PM - Ryan Walker (SF) struck out four over two scoreless frames while serving as the Giants' opening pitcher in Monday's 10-2 loss to the Rays. He worked around two hits and one walk in the 39-pitch outing.

8:34 PM - Ryan Walker (SF) will serve as the opener for Monday's game against the Rays, Susan Slusser of the San Francisco Chronicle reports.

1:26 PM - Ryan Walker (SF) (4-1) allowed a run on a hit and a walk in one-third of an inning to take the loss Saturday versus the Athletics.

1:11 PM - Ryan Walker (SF) will serve as the Giants' opening pitcher in Wednesday's game versus the Athletics, Danny Emerman of KNBR 680 San Francisco reports.

11:12 AM - Ryan Walker (SF) will serve as the Giants' opening pitcher for Saturday's game against the Rockies at Oracle Park, Susan Slusser of the San Francisco Chronicle reports.

4:06 PM - Ryan Walker (SF) will serve as the Giants' opening pitcher for Tuesday's game against the Blue Jays, Alex Pavlovic of NBC Sports Bay Area reports.

8:13 AM - Ryan Walker (SF) did not factor into the decision Saturday, allowing one run on two hits and one walk over one inning against Arizona. He struck out two.

12:43 PM - Ryan Walker (SF) will serve as the Giants' opening pitcher in Wednesday's game against the Padres, Susan Slusser of the San Francisco Chronicle reports.

12:12 PM - Ryan Walker (SF) Giants selected Walker's contract from Triple-A Sacramento on Friday.