Reiver Sanmartin (RP) - San Francisco Giants MLB Stats 2026

Updated Oct 28, 2026 10:52 PM ET

Reiver Sanmartin

· RP · MLB · 5,239 views

30 yrs · 6' 2" · 160 lbs · Bats: Left / Throws: Left · Debut: 2021

FPPG (DK, 2026)

2.5

ERA

4.22

W-L

3-0

21.1

2026 Season Stats (weighted with prior seasons for projection accuracy) | Park: AT&T Park

On the mound, Reiver carries a 4.22 ERA over 21.1 innings pitched with a 3-0 record in 2026. He has struck out 16 batters and walked 7 and averaging 6.8 strikeouts per nine innings. His WHIP stands at 1.36, allowing 22 hits and 3 home runs. Reiver has recorded 4 holds. At the plate, Reiver is batting .000 in 2026 with 0 hits in 0 at-bats across 4 games.

Pitching Splits Pitching performance splits against left-handed and right-handed batters. 2026 Season - 93 TBF

Split	K%	K/9	BB%	wOBA	xFIP	HH%
vs LHB	28.6%	11.2	7.1%	0.357	2.36	37.1%
vs RHB	7.8%	3.1	7.8%	0.368	4.78	37.1%
Overall	17.2%	6.8	7.5%	0.362	3.50	37.1%

Pitching Splits — K% & BB% (2026) Strikeout and walk rates against left-handed batters, right-handed batters, and overall.

Pitching Splits — wOBA (2026) Weighted on-base average allowed against left-handed batters, right-handed batters, and overall. Lower is better for pitchers.

Pitching Splits — HH% (2026) Hard-hit rate allowed against left-handed batters, right-handed batters, and overall. Lower is better for pitchers.

Season Context Key season-level pitching metrics including games played, SIERA, and batted ball data. 2026 Season - 93 TBF

SIERA

3.73

P/IP

16.4

TBF

HH%

37.1%

Barrel%

10.0%

CSW%

27.8%

CSW Prev

20.0%

GB%

75.0%

FB%

25.0%

Bullpen

4.99

RSB

-1.08

Batted Ball Profile (2026) Ground ball vs fly ball tendency — higher GB% generally means fewer home runs allowed.

Current Season (2026 Season - 24 GP) Raw current-season pitching stats from the MLB API.

Last 14 games

HLD

—

WAR

-0.1

Traditional Stats Standard pitching stats: ERA, FIP, W/L, saves, holds, innings, and games started. 2026 Season

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Reiver Sanmartin MLB Stats 2026

Reiver Sanmartin is a RP for the San Francisco Giants. For the 2026 season, Reiver has a 17.2% strikeout rate, a 3.50 xFIP, a 4.22 ERA, 21.1 innings pitched. View Reiver's current season stats, recent performance trends, and key statistical categories to evaluate fantasy value and make informed DFS lineup decisions. Statcast data shows Reiver with a 0.0 mph average exit velocity and a 0.0% barrel rate.

Stats updated November 15, 2026.