Is Iván Herrera a buy or sell for fantasy baseball?

Buy — stable, above-average metrics signal genuine skill. Good ROS add target.

What is Iván Herrera's rest-of-season outlook?

18% K-rate with .333 xwOBA — contact skills beat the barrel gap

651 PA · week 25

this weekBUY

last weekBUY

Iván Herrera

STL·DH

data as of September 10, 2026·week 25

Buy stable xwOBA 0.333, +0.018 vs league, production is earned; elite, already-stable contact quality; add now.med 0.64 (narrative held for review)

ROSAVG .235HR 1R 6RBI 5SB 0

Herrera is a buy — the bat has earned the line.

Stable, above-average skill with no luck propping it up. Buy.

VS His Norm

Barrel %5.5%—−4.8% ▼vs his ~10.3% career norm

Drivers

xwobaSIGNALstable xwOBA 0.333, +0.018 vs league — production is earned
hard_hit_pctSIGNALelite, already-stable contact quality

metric · nowrolling trajectoryvs. leaguestabilized?

Avg Exit Velo89.3 mph

lg avg 89.0 mph ▲+0.3 mphvs his norm —

436 / 50 BBE

Hard-Hit %40.7%

lg avg 40.0% ▲+0.7%vs his norm —

436 / 50 BBE

Barrel %5.5%

lg avg 8.0% ▼−2.5%vs his norm −4.8% ▼

436 / 60 BBE

xwOBA.333

lg avg .315 ▲+.018vs his norm —

651 / 160 PA

wOBA.335

lg avg .315 ▲+.020vs his norm —

651 / 200 PA

Strikeout %18.1%

lg avg 22.0% ▼−3.9%vs his norm —

651 / 60 PA

Walk %10.8%

lg avg 8.5% ▲+2.3%vs his norm —

651 / 120 PA

BABIP.290

lg avg .295 ▼−.005vs his norm −.050 ▼BABIP is below his ~.340 norm — expect it to rise.

436 / 800 BIP

Swinging-Strike %9.0%

lg avg 11.0% ▼−2.0%vs his norm —

651 / 50 PA

Chase %28.4%

lg avg 28.5% ▼−0.1%vs his norm —

651 / 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% 5.5%→7.0%signal1 HR — Barrel% 5.5% (signal) lifted to career ~10.3% → projected 7.0%.

BABIP 0.290→0.283 regressednoise.235 AVG — BABIP 0.290 is noise, regressed toward xBA-implied 0.275 (xBA 0.251) → 0.283.

on-base + lineup6 R — his run rate over ~45 projected PA.

slugging + lineup5 RBI — his RBI rate over ~45 projected PA.

run rate / role0 SB — his steal rate (2 in 58 G) over ~45 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.

VS His Norm

Drivers

5×5 ROS Outlook

Comparisons