2:30 PM - Ryan Cook (Mia) is part of the Marlins' 60-man player pool, Craig Mish of SportsGrid.com reports.

11:46 AM - Ryan Cook (Mia) has yet to pitch in a Grapefruit League game due to a toe injury, Joe Frisaro of MLB.com reports.

5:18 PM - Ryan Cook (Mia) signed a minor-league contract with the Marlins on Tuesday, Bob Nightengale of USA Today reports.

5:36 PM - Ryan Cook (Sea) was outrighted to Triple-A Tacoma on Wednesday, Ryan Divish of The Seattle Times reports.

4:00 PM - Ryan Cook (Sea) was recalled from Triple-A Tacoma on Saturday, Ryan Divish of The Seattle Times reports.

9:05 AM - Ryan Cook (Sea) was optioned to Triple-A Tacoma on Friday.

12:31 PM - Ryan Cook (Sea) (1-0) fired a scoreless eighth inning in a win over the Red Sox on Friday, allowing a hit and two walks while recording a strikeout.

8:10 PM - Ryan Cook (Sea) slipped on the dugout steps at Minute Maid park prior to Tuesday's game and initially appeared to be in pain, Ryan Divish of The Seattle Times reports.

10:21 AM - Ryan Cook (Sea) Mariners reassigned Cook to their minor-league camp Sunday, Ryan Divish of Seattle Times reports.

4:24 PM - Ryan Cook (Sea) agreed to a minor league contract with the Mariners on Friday, MLB.com reports.

11:32 AM - Ryan Cook (Sea) was outrighted to Triple-A Tacoma on Wednesday.

10:33 AM - Ryan Cook (Sea) (back) threw a perfect inning in the Arizona Rookie League on Sunday in his first rehab game, Greg Johns of MLB.com reports.

12:01 PM - Ryan Cook (Sea) (strained right lat) will begin his rehab assignment for Peoria in the Arizona League on Sunday, Bob Dutton of the Tacoma News Tribune reports.

10:11 AM - Ryan Cook (Sea) (back) was placed on the 60-day DL by the Mariners on Saturday.

6:33 AM - Ryan Cook (Sea) (back) will likely open the season on the disabled list, the Tacoma News-Tribune's Bob Dutton reports.

4:44 AM - Ryan Cook (Sea) has a strained back that is expected to keep him out more than two weeks, the Tacoma News Tribune reports.

11:12 AM - Ryan Cook (Sea) agreed to a minor league deal with the Mariners on Thursday, Jon Heyman of CBS Sports reports.

10:04 AM - Ryan Cook (ChC) was claimed off waivers by the Cubs on Friday, Carrie Muskat of MLB.com reports.

8:33 PM - Ryan Cook (Bos) will be added to Boston's roster from Triple-A Pawtucket before Tuesday's game, MLB.com reports.

12:24 PM - Ryan Cook (Bos) was optioned down to Triple-A Pawtucket on Monday, Pete Abraham of the Boston Globe reports.

7:00 PM - Ryan Cook (Bos) allowed four runs on four hits while striking out one in a third of an inning in Wednesday's loss to the Marlins.

12:11 PM - Ryan Cook (Oak) Cook got his first save of the season, recording four outs in Sunday's win over the Marlins.

8:55 AM - Ryan Cook (Oak) activated RHP Ryan Cook from the 15-day disabled list.

8:09 AM - Ryan Cook (Oak) Cook (forearm) is expected to be activated from the disabled list Tuesday.

9:46 AM - Ryan Cook (Oak) Cook (forearm) is aiming to begin a minor league rehab assignment on Saturday.

3:38 PM - Ryan Cook (Oak) Cook (forearm) threw all of his pitches during a 20-pitch bullpen session Tuesday.

1:21 PM - Ryan Cook (Oak) Cook (forearm) has been cleared to throw.

6:04 PM - Ryan Cook (Oak) manager Bob Melvin said Tuesday that Ryan Cook (forearm) "feels really good."

1:00 PM - Ryan Cook (Oak) placed RHP Ryan Cook on the 15-day disabled list, retroactive to May 8, with a right forearm strain.

6:13 PM - Ryan Cook (Oak) Cook will have an MRI taken of his strained right forearm.

3:11 PM - Ryan Cook (Oak) Cook left Wednesday's game against the Mariners with a right forearm strain.

2:49 PM - Ryan Cook (Oak) Cook left the first game of Wednesday's doubleheader against the Mariners with an undisclosed injury.

4:31 PM - Ryan Cook (Oak) manager Bob Melvin confirmed Friday that he's still planning on using a closer by committee in the ninth inning, but that Ryan Cook is not yet a part of that mix.

10:07 AM - Ryan Cook (Oak) manager Bob Melvin said Thursday that he plans to use a committee at closer.

6:15 AM - Ryan Cook (Oak) activated RHP Ryan Cook from the 15-day disabled list.

3:32 PM - Ryan Cook (Oak) Cook (shoulder) threw a successful simulated game Monday.

4:34 AM - Ryan Cook (Oak) placed RHP Ryan Cook on the 15-day disabled list, retroactive to March 21, due to a right shoulder strain.

8:45 AM - Ryan Cook (Oak) Cook (shoulder) will start the season on the disabled list, A's manager Bob Melvin said Sunday.

1:50 PM - Ryan Cook (Oak) Cook threw 17 pitches in a minor league game on Saturday.

10:18 AM - Ryan Cook (Oak) Cook (shoulder) believes he'll make his spring debut on Saturday.

1:43 PM - Ryan Cook (Oak) Cook (shoulder) is scheduled to make an appearance in a simulated game on Thursday.

8:45 AM - Ryan Cook (Oak) Cook (shoulder) will throw live batting practice Sunday.

4:57 PM - Ryan Cook (Oak) Cook (shoulder) said after a 20-pitch bullpen session Thursday that it's the "best I've felt" all spring.

8:25 AM - Ryan Cook (Oak) Cook (shoulder) said Saturday that he felt great after his second spring bullpen session.

6:59 AM - Ryan Cook (Oak) Cook (shoulder) threw his first bullpen session of the spring on Thursday in A's camp.

6:39 AM - Ryan Cook (Oak) Cook (shoulder) is scheduled to throw a bullpen session on Thursday in A's camp.

1:29 PM - Ryan Cook (Oak) Cook (shoulder) threw from flat ground with no issues Thursday and remains on track to return to the mound early next week.

6:18 AM - Ryan Cook (Oak) Cook (shoulder) is scheduled to throw off flat ground Thursday and Saturday.

3:03 PM - Ryan Cook (Oak) Cook (shoulder) could throw a bullpen session before the end of the week.

9:56 AM - Ryan Cook (Oak) Cook (shoulder) has scaled his throwing back from 105 feet to 90 feet, but has increased his velocity as he works has way back from stiffness in his right shoulder.

7:27 AM - Ryan Cook (Oak) Cook indicated Saturday that he isn't worried at all about the inflammation in his right shoulder.

10:27 AM - Ryan Cook (Oak) Cook will be shut down for the next week or two due to right shoulder inflammation.

1:42 PM - Ryan Cook (Oak) Cook recorded the final four outs in a 4-3 game for a save as the A's edged the Astros 4-3 on Wednesday.

3:52 PM - Ryan Cook (Oak) Cook earned his first save of the season on Sunday against the Royals.