MLB Daily DeltaWeek 31 · October 26, 2026
Engraved portrait of Matt Vierling
291 PA · week 31
this weekHOLD
last weekHOLD

Matt Vierling

data as of October 26, 2026·week 31
ON THE 60-DAY IL
Hold · leans sell skill near league average (0.304); a hold that leans sell — skill sits a hair below league, nothing to chase.med 0.60
ROSHR 0AVG .000R 0RBI 0SB 0

Vierling is a hold — his skill sits right at league average.

His expected wOBA is .304, close enough to the league average of .315 that there is no real edge in either direction, and with 291 plate appearances the number is stable. The actual wOBA is .258, well below that, but the gap is not the story here — his expected wOBA has been stepping down across the sample, so the surface is tracking the direction of the skill. His contact quality is ordinary: 87.9 mph average exit velocity and a 4.9% barrel rate, both below league, with 223 batted balls past the point where those numbers become reliable. What he does well is avoid strikeouts, at 16.8% against a league average of 22.0%. That keeps him on the field without making him a difference-maker. There is no signal to buy and no signal to sell. Hold. 0 HR / 0 R / 0 RBI / 0 SB / .000 AVG is streaming-only; hold the status quo, but Vierling is a drop-tier asset with no counting upside.

VS His Norm

  • Barrel %4.9%—−1.7% ▼vs his ~6.6% career norm

Drivers

  • xwobaSIGNALskill near league average (0.304)
metric · nowrolling trajectoryvs. leaguestabilized?
Avg Exit Velo87.9 mph
87.9 mph*
lg avg 89.0 mph ▼−1.1 mphvs his norm —
223 / 50 BBE
Hard-Hit %37.2%
37.2%*
lg avg 40.0% ▼−2.8%vs his norm —
223 / 50 BBE
Barrel %4.9%
norm4.9%*
lg avg 8.0% ▼−3.1%vs his norm −1.7% ▼
223 / 60 BBE
xwOBA.304
.304*
lg avg .315 ▼−.011vs his norm —
291 / 160 PA
wOBA.258
.258*
lg avg .315 ▼−.057vs his norm —
291 / 200 PA
Strikeout %16.8%
16.8%*
lg avg 22.0% ▼−5.2%vs his norm —
291 / 60 PA
Walk %6.5%
6.5%*
lg avg 8.5% ▼−2.0%vs his norm —
291 / 120 PA
BABIP.230
norm.230*
lg avg .295 ▼−.065vs his norm −.082 ▼BABIP is below his ~.311 norm — expect it to rise.
223 / 800 BIP
Swinging-Strike %8.7%
8.7%*
lg avg 11.0% ▼−2.3%vs his norm —
291 / 50 PA
Chase %32.4%
32.4%*
lg avg 28.5% ▲+3.9%vs his norm —
291 / 50 PA

5×5 ROS Outlook

rest of season

Where each category goes the rest of the way, and the skill that drives it. Tap a row to expand the full derivation.

statytdrosdriverconf
Barrel% 4.9%→5.7%signal0 HR — Barrel% 4.9% (signal) lifted to career ~6.6% → projected 5.7%.
BABIP 0.230→0.272 regressednoise.000 AVG — BABIP 0.230 is noise, regressed toward xBA-implied 0.288 (xBA 0.256) → 0.272.
on-base + lineup0 R — his run rate over ~0 projected PA.
slugging + lineup0 RBI — his RBI rate over ~0 projected PA.
run rate / role0 SB — his steal rate (2 in 51 G) over ~0 projected PA.
rosterdroprotational counting only

Every projection traces to a sabermetric input. The driver and confidence shown per row are always visible; tap any row to expand the full derivation.

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