Aaron Bummer

P | Chicago White Sox Age: 27 (9/21/1993) Throws:

SP Rank #

2021 Season Stats

W-L	IP	ERA	WHIP	K%	BB%	CSW%
0-1	5.1	3.38	2.25	26.7%	20.0%	26.3%

Aaron Bummer P | CWS

Four-Seamer | 74%
Slider | 18%
Cutter | 8%
Sinker | 1%
Changeup | 0%
All

2017 2018 2019 2020 2021 All

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2017	93.2	60.6%	22.0%	44.5%	7.9%	17.5%	25.3%	57.6%	59.5%	27.0%	.106	.103	46.7%
2018	93.1	66.5%	29.7%	55.1%	9.6%	17.5%	27.2%	64.2%	65.8%	9.6%	.306	.382	46.4%
2019	95.6	75.6%	23.6%	56.1%	8.0%	18.3%	26.3%	64.6%	77.2%	14.5%	.201	.222	46.7%
2020	95.7	82.6%	20.9%	47.7%	7.8%	26.6%	34.4%	60.2%	75.0%	12.5%	.174	.235	50.0%
2021	95.7	73.7%	14.6%	44.8%	4.6%	18.4%	23.0%	51.7%	63.6%	9.1%	.385	.417	40.2%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2017	229	59	3	1	0	1	8	11	132	97	.106
2018	405	108	25	4	0	1	21	9	260	145	.306
2019	792	210	31	3	0	4	33	20	512	280	.201
2020	128	28	4	0	0	0	6	5	77	51	.174
2021	87	19	5	0	0	0	1	6	45	42	.385

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2017	59.5%	13.5%	27.0%	10.0%	8.1%	83.8%	8.1%	21.6%	32.4%	.103	.125
2018	65.8%	24.7%	9.6%	14.3%	9.6%	69.9%	20.5%	30.1%	20.5%	.382	.390
2019	77.2%	8.3%	14.5%	0.0%	13.1%	68.3%	18.6%	32.4%	20.0%	.222	.242
2020	75.0%	12.5%	12.5%	0.0%	0.0%	87.5%	12.5%	18.8%	25.0%	.235	.235
2021	63.6%	27.3%	9.1%	0.0%	0.0%	81.8%	18.2%	36.4%	18.2%	.417	.417

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2017	22.0%	44.5%	7.9%	17.5%	25.3%	80.4%	64.3%	87.5%	40.2%	57.6%
2018	29.7%	55.1%	9.6%	17.5%	27.2%	79.4%	57.4%	88.1%	46.7%	64.2%
2019	23.6%	56.1%	8.0%	18.3%	26.3%	82.8%	64.6%	88.1%	46.3%	64.6%
2020	20.9%	47.7%	7.8%	26.6%	34.4%	76.7%	57.1%	86.2%	33.6%	60.2%
2021	14.6%	44.8%	4.6%	18.4%	23.0%	86.2%	57.1%	95.5%	33.3%	51.7%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2017	22.0%	13.2%	52.5%	44.1%
2018	20.1%	23.2%	41.7%	35.2%
2019	23.1%	19.5%	66.2%	54.8%
2020	30.0%	25.0%	67.9%	60.7%
2021	26.3%	27.3%	57.9%	42.1%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2017	48.0%	23.1%	28.8%	20.5%	34.1%	45.4%	9.6%	57.6%	38.4%	23.1%	44.5%	15.2%
2018	32.3%	29.6%	38.0%	21.5%	28.1%	50.4%	8.6%	54.1%	43.2%	24.4%	55.1%	14.2%
2019	24.7%	26.6%	48.6%	17.6%	32.2%	50.3%	8.8%	60.1%	32.6%	25.3%	56.1%	14.5%
2020	16.4%	25.0%	58.6%	7.0%	26.6%	66.4%	8.6%	62.5%	38.3%	18.8%	47.7%	8.8%
2021	60.9%	14.9%	24.1%	21.8%	23.0%	55.2%	5.7%	65.5%	44.8%	12.6%	44.8%	10.5%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2017	82.8	36.5%	32.3%	32.6%	18.8%	13.8%	32.6%	55.8%	55.6%	33.3%	.222	.235	41.3%
2018	83.1	20.2%	27.1%	30.9%	14.6%	15.4%	30.1%	49.6%	35.7%	35.7%	.250	.400	38.2%
2019	85.2	9.0%	37.9%	38.3%	23.4%	11.7%	35.1%	60.6%	44.4%	22.2%	.100	.222	43.6%
2020	83.8	5.8%	100.0%	22.2%	66.7%	0.0%	66.7%	77.8%			.000		66.7%
2021	83.0	17.8%	52.9%	19.0%	38.1%	4.8%	42.9%	61.9%	100.0%	0.0%	.000	.000	47.6%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2017	138	32	4	0	0	2	9	3	77	61	.222
2018	123	25	4	1	1	0	9	1	61	62	.250
2019	94	21	2	0	0	0	11	1	57	37	.100
2020	9	5	0	0	0	0	5	0	7	2	.000
2021	21	9	0	0	0	0	7	0	13	8	.000

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2017	55.6%	11.1%	33.3%	0.0%	0.0%	88.9%	11.1%	27.8%	16.7%	.235	.316
2018	35.7%	28.6%	35.7%	20.0%	14.3%	50.0%	35.7%	42.9%	14.3%	.400	.400
2019	44.4%	33.3%	22.2%	0.0%	11.1%	66.7%	22.2%	55.6%	11.1%	.222	.222
2020
2021	100.0%	0.0%	0.0%		0.0%	100.0%	0.0%	100.0%	0.0%	.000	.000

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2017	32.3%	32.6%	18.8%	13.8%	32.6%	55.2%	26.7%	85.7%	42.0%	55.8%
2018	27.1%	30.9%	14.6%	15.4%	30.1%	57.1%	39.1%	78.9%	34.1%	49.6%
2019	37.9%	38.3%	23.4%	11.7%	35.1%	52.2%	31.8%	70.8%	48.9%	60.6%
2020	100.0%	22.2%	66.7%	0.0%	66.7%	14.3%	14.3%		77.8%	77.8%
2021	52.9%	19.0%	38.1%	4.8%	42.9%	33.3%	11.1%	100.0%	57.1%	61.9%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2017	22.0%	36.4%	46.9%	46.9%
2018	22.4%	25.6%	84.0%	76.0%
2019	19.6%	30.2%	23.8%	19.0%
2020	0.0%	75.0%	20.0%	20.0%
2021	33.3%	44.4%	0.0%	0.0%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2017	29.7%	23.9%	46.4%	6.5%	21.0%	72.5%	5.8%	59.4%	22.5%	31.9%	32.6%	7.3%
2018	22.0%	17.9%	60.2%	6.5%	14.6%	78.9%	3.3%	61.8%	9.8%	35.0%	30.9%	5.3%
2019	33.0%	18.1%	48.9%	6.4%	23.4%	70.2%	7.4%	54.3%	2.1%	45.7%	38.3%	2.0%
2020	11.1%	11.1%	77.8%	0.0%	0.0%	100.0%	0.0%	11.1%	0.0%	88.9%	22.2%	0.0%
2021	47.6%	19.0%	33.3%	4.8%	19.0%	76.2%	4.8%	14.3%	14.3%	85.7%	19.0%	0.0%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2017
2018	89.1	9.7%	28.1%	45.8%	8.5%	13.6%	22.0%	61.0%	77.8%	22.2%	.300	.333	45.8%
2019	89.0	14.2%	35.9%	38.3%	22.8%	7.4%	30.2%	59.1%	47.1%	35.3%	.091	.176	45.0%
2020	90.4	11.6%	50.0%	44.4%	27.8%	16.7%	44.4%	72.2%	33.3%	33.3%	.167	.333	55.6%
2021	87.9	7.6%	66.7%	66.7%	22.2%	0.0%	22.2%	77.8%	0.0%	50.0%	.500	.500	55.6%

Year	# Thrown	TBF	1B	2B	3B	HR	K	BB	Strikes	Balls	AVG
2017
2018	59	10	3	0	0	0	1	0	36	23	.300
2019	149	37	2	1	0	0	16	1	88	61	.091
2020	18	6	1	0	0	0	3	0	13	5	.167
2021	9	2	1	0	0	0	0	0	7	2	.500

Year	GB%	LD%	FB%	IFFB%	Weak%	Medium%	Hard%	Pull%	Oppo%	BABIP	BACON
2017
2018	77.8%	0.0%	22.2%	0.0%	11.1%	88.9%	0.0%	33.3%	33.3%	.333	.333
2019	47.1%	17.6%	35.3%	16.7%	35.3%	52.9%	11.8%	41.2%	23.5%	.176	.176
2020	33.3%	33.3%	33.3%	0.0%	0.0%	66.7%	33.3%	33.3%	0.0%	.333	.333
2021	0.0%	50.0%	50.0%	0.0%	0.0%	50.0%	50.0%	0.0%	0.0%	.500	.500

Year	O-Swing%	Zone%	SwStr%	CS%	CSW%	Contact%	O-Contact%	Z-Contact%	Swing%	Strike%
2017
2018	28.1%	45.8%	8.5%	13.6%	22.0%	82.1%	77.8%	84.2%	47.5%	61.0%
2019	35.9%	38.3%	22.8%	7.4%	30.2%	55.8%	39.4%	68.2%	51.7%	59.1%
2020	50.0%	44.4%	27.8%	16.7%	44.4%	50.0%	40.0%	60.0%	55.6%	72.2%
2021	66.7%	66.7%	22.2%	0.0%	22.2%	71.4%	50.0%	80.0%	77.8%	77.8%

Year	Early CS%	2-Str O-Swing%	F-Strike%	TF-Strike%
2017
2018	21.6%	28.6%	90.0%	80.0%
2019	11.1%	25.8%	29.7%	27.0%
2020	30.0%	37.5%	33.3%	33.3%
2021	0.0%		50.0%	50.0%

Year	aLoc%	h-mLoc%	gLoc%	hiLoc%	v-mLoc%	loLoc%	heLoc%	Early%	Behind%	2-Str%	Zone%	Early BIP%
2017
2018	10.2%	32.2%	57.6%	6.8%	35.6%	57.6%	10.2%	62.7%	30.5%	23.7%	45.8%	13.5%
2019	16.8%	22.8%	60.4%	6.7%	14.1%	79.2%	4.0%	54.4%	6.7%	44.3%	38.3%	7.4%
2020	5.6%	11.1%	83.3%	5.6%	22.2%	72.2%	0.0%	55.6%	0.0%	44.4%	44.4%	20.0%
2021	44.4%	11.1%	44.4%	11.1%	33.3%	55.6%	0.0%	77.8%	22.2%	0.0%	66.7%	28.6%

Year	MPH	Usage%	O-Swing%	Zone%	SwStr%	CS%	CSW%	Strike%	GB%	FB%	AVG	BABIP	PLUS%
2017
2018