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Jack Flaherty DET SP R

Born: 10/15/1995 Age: 29

FanGraphs Player Page

Signed By

Greene Dot Stables for $4

On MLB 40-man: YES
Acquired: Free Agent (LAD) Feb'25

Sat 3/22	Sun 3/23	Mon 3/24
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Positions
SP
2026 Earned Positions
Util

All Leagues
Average $6.86 Median $6.00
SABR Points
Average $6.11 Median $5.00

Roster%
99.69%
Change
7Day 1.54%
30Day 8.29%

Year	Team	G	GS	IP	SV	HLD	K	BB	HBP	HR	P/IP	Pts
2017	STL	6	5	21.1	0	0	20	10	1	4	2.89	61.67
2018	STL	28	28	151.0	0	0	182	59	11	20	4.3	649.00
2019	STL	33	33	196.1	0	0	231	55	7	25	4.75	932.67
2020	STL	9	9	40.1	0	0	49	16	3	6	4.08	164.67
2021	STL	17	15	78.1	0	0	85	26	6	12	3.95	309.67
2022	STL	9	8	36.0	0	0	33	22	5	4	3.14	113.00
2023	STL	20	20	109.2	0	0	106	54	8	10	4.05	444.34
2023	BAL	9	7	34.2	0	1	42	12	4	7	3.53	122.33
2024	DET	18	18	106.2	0	0	133	19	3	15	5.05	538.34
2024	LAD	10	10	55.1	0	0	61	19	1	9	4.01	221.67

Year	Team	G	GS	IP	SV	HLD	K	BB	HBP	HR	P/IP	Pts
2014	STL (R)	8	6	22.2	0	0	28	4	3	1	5.97	135.33
2015	STL (A)	18	18	95.0	0	0	97	31	7	2	5.57	529.00
2016	STL (A+)	24	23	134.0	0	0	126	45	2	8	5.05	677.00
2017	STL (AA)	10	10	63.1	0	0	62	11	0	2	6.03	381.67
2017	STL (AAA)	15	15	85.1	0	0	85	24	0	10	4.63	394.67
2018	STL (AAA)	5	5	31.2	0	0	41	7	3	2	5.82	184.33
2021	STL (AA)	1	1	4.0	0	0	3	0	0	1	3.25	13.00
2021	STL (AAA)	2	2	5.0	0	0	8	1	0	0	7.6	38.00
2022	STL (AA)	4	4	16.2	0	0	23	4	0	0	7.04	117.33
2022	STL (AAA)	3	3	10.1	0	0	11	3	0	2	3.74	38.67

Year	Team	G	GS	IP	SV	HLD	K	BB	HBP	HR	P/IP	Pts
2016	STL (ST)	1	0	1.0	0	0	1	0	0	0	7	7.00
2017	STL (ST)	4	0	7.0	0	1	10	3	0	1	5.29	37.00
2018	STL (ST)	5	4	15.2	0	0	24	5	2	4	3.4	53.33
2019	STL (ST)	5	3	17.0	0	0	22	3	1	0	6.88	117.00
2020	STL (ST)	4	4	11.2	0	0	11	5	0	0	5.6	65.33
2021	STL (ST)	4	4	13.1	0	0	14	7	0	2	3.58	47.67
2023	STL (ST)	5	5	19.2	0	0	15	7	4	2	3.53	69.33
2024	DET (ST)	6	6	18.1	0	0	26	4	0	2	5.76	105.67
2025	DET (ST)	3	3	10.0	0	0	11	6	0	1	4.1	41.00

Date	Team	Opponent	GS	Win	Save	Hold	IP	TBF	R	ER	H	K	BB	HBP	HR	Pts
Sep 25, 2024	LAD	SDP	1	0	0	0	5.0	21	3	3	4	5	3	0	1	13.00
Sep 19, 2024	LAD	@MIA	1	1	0	0	6.0	25	3	3	5	5	2	0	2	8.00
Sep 14, 2024	LAD	@ATL	1	0	0	0	3.0	18	4	4	5	4	4	0	0	11.00
Sep 8, 2024	LAD	CLE	1	1	0	0	7.1	25	0	0	4	6	0	0	0	48.67
Sep 2, 2024	LAD	@ARI	1	1	0	0	5.2	23	1	1	5	7	3	0	0	33.33
Aug 27, 2024	LAD	BAL	1	0	0	0	6.0	25	3	3	6	5	2	0	2	8.00
Aug 21, 2024	LAD	SEA	1	1	0	0	5.2	25	2	1	5	5	1	1	0	32.33
Aug 15, 2024	LAD	@MIL	1	0	0	0	5.0	20	3	3	4	7	2	0	2	7.00
Aug 9, 2024	LAD	PIT	1	1	0	0	5.2	27	4	4	9	10	1	0	2	19.33
Aug 3, 2024	LAD	@ATH	1	1	0	0	6.0	25	0	0	5	7	1	0	0	41.00
Totals			10	6	0	0	55.1	234	23	22	52	61	19	1	9	221.67

Date	Level	Team	Opponent	GS	Win	Save	IP	TBF	R	ER	H	K	BB	HBP	HR
Mar 26, 2023	ST	STL	@HOU	1	0	0	3.2	19	6	6	4	1	3	2	0
Totals				1	0	0	3.2	19	6	6	4	1	3	2	0

Date	Transaction Type	Team	Salary
March 11, 2018 10:42 PM	add	Runnin' The Round Ball	$1
October 12, 2018 12:49 PM	increase	Runnin' The Round Ball	$3
October 4, 2019 4:44 PM	increase	Runnin' The Round Ball	$5
November 15, 2019 12:16 AM	increase	Runnin' The Round Ball	$26
September 30, 2020 6:31 PM	increase	Runnin' The Round Ball	$28
November 15, 2020 12:40 AM	increase	Runnin' The Round Ball	$30
June 6, 2021 9:34 AM	cut	Runnin' The Round Ball	$15
June 11, 2021 1:23 PM	add	Venomous Snakes	$20
October 9, 2021 4:33 AM	increase	Venomous Snakes	$22
June 23, 2022 2:07 PM	cut	Venomous Snakes	$11
August 19, 2022 4:26 PM	add	Big Papi memories	$13
October 14, 2022 2:16 AM	increase	Big Papi memories	$15
January 31, 2023 9:19 PM	cut	Big Papi memories	$0
March 16, 2023 9:14 PM	add	Venomous Snakes	$8
October 12, 2023 11:28 AM	increase	Venomous Snakes	$10
January 30, 2024 1:14 PM	cut	Venomous Snakes	$0
March 14, 2024 8:30 PM	add	Greene Dot Stables	$2
October 10, 2024 12:40 AM	increase	Greene Dot Stables	$4

Date	Proposing Team	Proposing Team Gives	Accepting Team	Accepting Team Gives
January 26, 2025 3:58 PM	WOBAcompensating for my small FIP	Brandon Nimmo NYM OF L $19 Royce Lewis MIN 3B R $14 OUT	Mattingly’s Sideburns	Jack Flaherty LAD SP R $9 Jacob Wilson ATH SS R $3
January 20, 2025 7:34 PM	Justice for Chaim	Jack Flaherty LAD SP R $7 Jose Alvarado PHI RP L $9	MLB the Sho	Yandy Diaz TBR 1B R $13
December 28, 2024 11:25 AM	LIMA.JOML	Jack Flaherty LAD SP R $7	NYS	Gavin Williams CLE SP R $5 Chase Burns CIN ST Util R $7
July 21, 2024 7:20 PM	The Ballad of Opie White	Ryan O'Hearn BAL 1B/OF L $1 Seth Lugo KCR SP R $5 Juan Soto NYY OF L $67 $39 loan	Soggy Bottom Ballboys	Jack Flaherty BAL SP R $1 Logan Gilbert SEA SP R $28 Colt Keith DET 2B L $2 Emmanuel Rodriguez MIN AAA OF L $4
July 16, 2024 1:31 AM	Billy Beane's Brood	Brendan Rodgers COL 2B R $1 Jack Flaherty BAL SP R $5 Shea Langeliers OAK C R $5	Kingdom of Zod	Elias Diaz COL C R $1 Joc Pederson ARI Util L $1 Michael Wacha KCR SP R $2 Marcus Semien TEX 2B R $23 $16 loan
June 30, 2024 1:24 AM	Nashville Numbers	Ozzie Albies ATL 2B S $35 $28 loan	Big Papi memories	Jack Flaherty BAL SP R $7
November 20, 2023 1:45 PM	Billy Beane's Brood	Ryan Pressly HOU RP R $13 Gerrit Cole NYY SP R $36 OUT	Kingdom of Zod	Ian Happ CHC OF S $12 Jack Flaherty BAL SP R $5 Joel Payamps MIL RP R $3
August 24, 2023 7:08 PM	Charlie Blackmon's Antibodies 🧬	AJ Smith-Shawver ATL ST SP/RP R $1	Nuke's Lollygaggers	Jack Flaherty BAL SP R $19 $18 loan
August 9, 2023 11:01 AM	Fly Eli's Evian Showers	Joe Musgrove SDP SP R $17 60IL Ryan Helsley STL RP R $4 Jack Suwinski PIT ST OF L $2	Reggie Dwight 🕶️🎹	Kenley Jansen BOS RP R $11 Christian Yelich MIL OF L $31 Yu Darvish SDP SP R $19 OUT Jack Flaherty BAL SP R $6 $44 loan
August 4, 2023 5:42 PM	Empire	Jose Siri TBR OF R $1 Spencer Torkelson DET 1B R $13	Can of Corns	Jack Flaherty BAL SP R $7