7:16 PM - Hayden Birdsong (SF) allowed three runs on six hits and two walks over six innings in a no-decision Thursday against the Rockies. He struck out six.

6:34 PM - Hayden Birdsong (SF) will replace Jordan Hicks in the Giants' rotation, Alex Pavlovic of NBC Sports Bay Area reports.

1:35 PM - Hayden Birdsong (SF) was charged with three earned runs on four hits (two home runs) and two walks while striking out three across three innings in Wednesday's 8-7 loss to the Diamondbacks.

12:25 PM - Hayden Birdsong (SF) was charged with five runs (one earned) on two walks and two hits over one-third of an inning during Monday's 9-2 loss to the Cubs.

11:41 AM - Hayden Birdsong (SF) threw three scoreless innings during Sunday's 3-2 win over the Rangers, allowing three hits while striking out five.

12:56 PM - Hayden Birdsong (SF) (1-0) picked up the win in Monday's 5-2 victory over the Brewers, allowing a hit and two walks while striking out four in three innings.

2:50 PM - Hayden Birdsong (SF) threw two scoreless innings during Wednesday's 6-3 win over the Astros, allowing two hits with two strikeouts and a walk.

7:07 PM - Hayden Birdsong (SF) will serve out of the Giants' bullpen for the start of the 2025 season after Landen Roupp was named as the fifth starter Monday, Alex Pavlovic of NBC Sports Bay Area reports.

6:40 PM - Hayden Birdsong (SF) is expected to be fine after dealing with a cracked right middle fingernail during an appearance Sunday in an exhibition game versus Triple-A Sacramento, Shayna Rubin of the San Francisco Chronicle reports.

1:07 PM - Hayden Birdsong (SF) has made the Giants' Opening Day roster, Jon Heyman of the New York Post reports.

4:35 PM - Hayden Birdsong (SF) remains neck-and-neck with Landen Roupp for the fifth-starter role, Susan Slusser of the San Francisco Chronicle reports.

3:33 PM - Hayden Birdsong (SF) has a 2.89 ERA and a 13:1 K:BB this spring, including an outing against minor leagues that doesn't count toward his Cactus League stats, and he is in the mix for a rotation spot, Justice delos Santos of The San Jose Mercury News reports.

2:29 PM - Hayden Birdsong (SF) could be on the outside looking in for a spot in the Giants' rotation, Maria Guardado of MLB.com reports.

8:54 AM - Hayden Birdsong (SF) (5-6) allowed three runs on four hits and three walks over 4.1 innings Sunday, striking out 11 and taking a loss against St. Louis.

10:26 AM - Hayden Birdsong (SF) did not factor into the decision in a loss to the Brewers on Thursday, allowing two hits and one walk over five scoreless innings while striking out four.

9:36 AM - Hayden Birdsong (SF) (3-5) was charged with the loss against Arizona on Wednesday, allowing two runs on three hits and five walks over three innings while striking out four.

4:30 PM - Hayden Birdsong (SF) (3-4) allowed five runs on four hits and four walks while striking out six over 3.2 innings to take the loss versus the Brewers on Thursday.

1:09 PM - Hayden Birdsong (SF) Giants recalled Birdsong from Triple-A Sacramento on Tuesday, Shayna Rubin of the San Francisco Chronicle reports.

3:21 PM - Hayden Birdsong (SF) will rejoin the Giants' rotation in the coming days, Alex Pavlovic of NBC Sports Bay Area reports.

12:52 PM - Hayden Birdsong (SF) Giants optioned Birdsong to Single-A San Jose on Sunday.

11:05 AM - Hayden Birdsong (SF) (3-0) picked up the win over the Rockies on Saturday, allowing three hits and three walks over five shutout innings while striking out eight.

4:29 PM - Hayden Birdsong (SF) has been appointed the Giants' 27th man for Saturday's doubleheader against the Rockies. He'll start Game 2.

2:58 PM - Hayden Birdsong (SF) has been confirmed as the starter for the second game of Saturday's doubleheader against the Rockies, Alex Pavlovic of NBC Sports Bay Area reports.

8:05 PM - Hayden Birdsong (SF) was optioned to Single-A San Jose on Monday, Susan Slusser of the San Francisco Chronicle reports.

8:13 AM - Hayden Birdsong (SF) (1-0) picked up the win Tuesday in a 5-3 victory over Atlanta, giving up two runs on four hits and two walks over five innings. He struck out five.

3:02 PM - Hayden Birdsong (SF) is scheduled to make his next start Tuesday in Atlanta, David O'Brien of The Athletic reports.

8:54 AM - Hayden Birdsong (SF) did not factor into the decision in a win over the Cubs on Wednesday, allowing three runs on six hits and three walks over 4.2 innings while striking out five.

6:02 PM - Hayden Birdsong (SF) Giants selected Birdsong's contract from Triple-A Sacramento ahead of his start Wednesday versus the Cubs, Andrew Baggarly of Athletic reports.

7:58 PM - Hayden Birdsong (SF) Giants will promote Birdsong from Triple-A Sacramento on Wednesday to start against the Cubs, Maria I. Guardado of MLB.com reports.

10:42 AM - Hayden Birdsong (SF) Giants promoted Birdsong from Double-A Richmond to Triple-A Sacramento on Monday.