MLB Data Hub - Daily Ambush

Data Hub Home | Custom Reports | MLB DFS Dashboard

Mason Montgomery

Tampa Bay Rays · RP Throws: L Bats: L Height: 6'2 Weight: 205 Born: )

Percentile Ranks
vs LHH
vs RHH K%
nan
75.0 xWOBA
0.335 · %
0.356 · 25%
xSLG
nan
50.0

Year	Team	G	GS	W-L	IP	ERA	WHIP	K%	CSW%	BB%	xAVG	xSLG	xwOBA	xISO	BAR%	SS%	HH%	GB%	LD%	FB%	Z%	Z Sw%	OZ%	OZ Sw%	Apr	May	Jun	Jul	Aug	Sep
2025		23	0	0-1	18.2	5.30	1.43	28.0%	0.0%	12.2%	.245	.446	.348	.201	12.5%	33.3%	35%	44%	23%	27%	52%	25%	48%	52%	2.9	1.6	0.0	0.0	0.0	0.0
2024		9	0	0-0	9.2	1.86	1.20	45.9%	0.0%	13.5%	.204	.343	.295	.139	13.3%	40.0%	60%	60%	27%	13%	49%	40%	51%	65%	0.0	0.0	0.0	0.0	0.0	5.0

2025

Box Score														Pitch Usage/Velo				DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FF		SL		Rating	DK $	DK	FD $	FD
1	2025	May, 28	MIN	1.0	5	15	2	0	0	0	1	2	20.0						n/a	3.05	n/a	6
2	2025	May, 26	MIN	1.0	4	12	1	0	0	0	1	1	16.7						n/a	3.65	n/a	6
3	2025	May, 23	TOR	0.0	3	17	0	0	1	3	0	1	11.8	64.7%	100.3	35.3%	91.5		n/a	-3.80	n/a	-3
4	2025	May, 19	HOU	1.0	3	13	0	0	0	0	0	1	23.1	76.9%	99.6	23.1%	91.0		n/a	2.25	n/a	3
5	2025	May, 16	@MIA	0.1	4	21	1	0	3	2	1	1	14.3	76.2%	99.2	23.8%	90.4		n/a	-5.05	n/a	-5
6	2025	May, 13	@TOR	0.1	1	4	0	0	0	0	0	1	25.0	25.0%	99.8	75.0%	91.7		n/a	0.75	n/a	1
7	2025	May, 11	MIL	1.0	4	18	0	0	0	1	2	3	44.4						n/a	5.65	n/a	9
8	2025	May, 09	MIL	1.0	3	13	0	0	0	0	2	3	30.8						n/a	6.25	n/a	9
9	2025	May, 08	PHI	0.1	1	2	0	0	0	0	0	1	50.0			100.0%	91.2		n/a	0.75	n/a	1
10	2025	May, 06	PHI	0.2	1	6	0	0	0	0	0	0	16.7						n/a	1.50	n/a	2
11	2025	May, 04	@NYY	0.2	1	5	0	0	0	0	0	1	40.0						n/a	1.50	n/a	2
12	2025	May, 02	@NYY	0.2	3	10	1	1	1	0	1	1	20.0	40.0%	99.2	60.0%	89.2		n/a	0.90	n/a	2
13	2025	May, 01	KC	1.0	6	25	1	0	1	1	2	3	20.0	76.0%	100.0	24.0%	91.5		n/a	3.05	n/a	6
14	2025	Apr, 27	@SD	0.2	3	10	0	0	0	1	1	2	40.0	60.0%	98.3	30.0%	91.2		n/a	2.90	n/a	5
15	2025	Apr, 23	@ARI	1.0	5	23	1	1	2	1	2	2	43.5	60.9%	100.0	39.1%	91.4		n/a	1.05	n/a	3
16	2025	Apr, 19	NYY	1.0	4	15	1	0	0	1	0	2	20.0	53.3%	99.7	46.7%	90.4		n/a	1.05	n/a	3
17	2025	Apr, 17	NYY	1.0	4	17	1	0	0	0	1	3	41.2	47.1%	99.8	52.9%	90.3		n/a	3.65	n/a	6
18	2025	Apr, 13	ATL	1.0	6	18	2	0	0	0	1	4	33.3	38.9%	100.0	61.1%	89.5		n/a	3.05	n/a	6
19	2025	Apr, 11	ATL	1.0	4	8	0	0	0	0	1	3	62.5	50.0%	98.1	50.0%	89.7		n/a	4.25	n/a	6
20	2025	Apr, 09	LAA	1.0	4	13	1	1	1	0	0	2	30.8	61.5%	99.2	38.5%	90.5		n/a	-0.35	n/a	0

2024

Box Score														Pitch Usage/Velo				DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FF		SL		Rating	DK $	DK	FD $	FD
21	2024	Sep, 29	@BOS	2.0	8	30	2	0	1	1	2	6	33.3	66.7%	98.3	33.3%	90.1		n/a	4.70	n/a	9
22	2024	Sep, 24	@DET	2.0	6	29	0	0	0	0	6	12	51.7	72.4%	98.7	27.6%	90.3		n/a	16.50	n/a	24
23	2024	Sep, 21	TOR	0.2	4	18	2	0	0	0	1	3	38.9	66.7%	98.2	33.3%	89.7		n/a	2.30	n/a	5
24	2024	Sep, 15	@CLE	0.2	1	6	0	0	0	0	1	0	16.7	83.3%	97.4	16.7%	88.8		n/a	3.50	n/a	5
25	2024	Sep, 13	@CLE	0.1	3	14	2	0	1	0	1	3	21.4	78.6%	97.6	21.4%	89.9		n/a	-0.45	n/a	1
26	2024	Sep, 12	@CLE	1.0	3	10	0	0	0	0	2	3	60.0	70.0%	98.3	30.0%	88.9		n/a	6.25	n/a	9
27	2024	Sep, 09	@PHI	1.0	4	19	0	0	0	2	1	3	15.8	78.9%	97.0	21.1%	88.2		n/a	3.05	n/a	6
28	2024	Sep, 07	@BAL	1.0	4	19	0	0	0	1	2	5	42.1	73.7%	98.4	26.3%	88.7		n/a	5.65	n/a	9
29	2024	Sep, 05	MIN	1.0	4	13	0	0	0	1	1	4	30.8	76.9%	96.9	23.1%	88.9		n/a	3.65	n/a	6

2025 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	47%	.236	.365	15.4	30.8	.261	.000	0	67%	.290	.417	26.8	14.6	.555	.273	3
Slider	Breaking	89.8 MPH	2562	47%	53%	.125	.186	43.8	0.0	.313	.125	1	33%	.083	.074	25.0	0.0	.083	.111	0

2024 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	69%	.191	.321	37.5	25.0	.269	.167	0	100%	.250	.404	30.8	15.4	.583	.091	0
Slider	Breaking	88.6 MPH	2518	56%	31%	.000	.000	66.7	0.0	.000	.000	0

2023 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR

Splits	vs LHB								vs RHB
Year	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR
2025	29	.223	.335	.429	.120	31.0%	13.8%	1	53	.257	.356	.455	.200	26.4%	11.3%	3
2024	14	.158	.232	.202	.083	50.0%	14.3%	0	23	.231	.334	.427	.100	43.5%	13.0%	0

	Home								Road
Season	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR
2025	60	.252	.329	25.0%	10.0%	.402	.057	1	22	.224	.404	36.4%	18.2%	.582	.529	3
2024	8	.338	.457	25.0%	12.5%	.658	.143	0	29	.166	.251	51.7%	13.8%	.255	.080	0

Split	Games	Wind 0-9 mph+	Wind 10+ mph	Humid 0-25	Humid 25-50	Humid 50-75	Humid 75-100	Temp 0-40	Temp 40-60	Temp 61-79	Temp 80+
Road	3.16	0.99	5.54	0.00	5.53	3.05	16.50	0.00	3.05	4.69	-2.00
Home	2.86	2.74	2.99	0.00	0.00	0.00	0.00	0.00	0.00	3.32	1.29