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Sean O'Sullivan

SeanO'Sullivan

Starting Pitcher

DOB
9/1/1987
BAT/THR
Right/Right
Birthplace
San Diego, CA

Career Stats

W-L
13-23
ERA
6.01
K
158
WHIP
1.58

Overview
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Stats
Bio
Splits
Game Log

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Career Pitching

Stats
Career

GP	GS	CG	SHO	IP	H	R	ER	HR	BB	K
71	56	0	0	323.2	398	226	216	59	115	158

Latest News

Racing Positions

Red Sox demote Vazquez, send Buchholz to pen
5Y
Kyle Brasseur
Red Sox keep slow-starting Buchholz in rotation
6Y
Tony Lee
Reds OF Byrd fractures wrist on HBP vs. Phillies
6Y

MLB News

MLB free-agency tracker: Latest moves, grades and analysis

MLB free-agency tracker: Latest moves, grades and analysis

Need to keep tabs on all the major signings? Want to know how our experts grade the big deals? We've got you covered.

What happens to Marcus Semien's fantasy value in Texas?

What happens to Marcus Semien's fantasy value in Texas?

Tristan H. Cockcroft explains the fantasy implications of Marcus Semien signing as a free agent with the Texas Rangers.

Kevin Gausman's best moments from the 2021 season

Kevin Gausman's best moments from the 2021 season

Check out the best highlights from Kevin Gausman's 2021 season as he signs a 5-year deal with the Blue Jays.

Kevin Gausman finds new home, agrees with Toronto Blue Jays on $110 million contract, sources say

Kevin Gausman finds new home, agrees with Toronto Blue Jays on $110 million contract, sources say

Starting pitcher Kevin Gausman, a key component to the San Francisco Giants' rotation last season, agreed to a five-year, $110 million deal Sunday with the Toronto Blue Jays, sources told ESPN's Jeff Passan.

MLB free-agency grades: Texas Rangers bet big on their future with Marcus Semien signing

MLB free-agency grades: Texas Rangers bet big on their future with Marcus Semien signing

Marcus Semien inked a seven-year deal with a Rangers team that won 60 games last year. Will they turn it around in time to take advantage of Semien's prime?

Minnesota Twins, Byron Buxton find perfect balance in incentive-laden deal

Minnesota Twins, Byron Buxton find perfect balance in incentive-laden deal

Buxton was one of the best players on the planet last season when he wasn't on the injured list. It's for that reason that his $100 million extension is a gamble, but a worthy one.

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