Sports

Fantasy Baseball 2026: Buy, Sell or Hold? Featuring Trout, Tatis Jr., Devers & Bichette

By Chelena Goldman Athlon Sports

Updated May 8, 2026 1:16 PM

Shout out to the fantasy baseball managers who kept their cool through April and didn't make any impulsive changes to their rosters. Your reward: Making the first big roster decisions in early May.

As April fades in the rearview mirror, several high-profile players have created immediate buy/sell/hold decisions. Seasoned managers know that surface stats alone won't help make these critical early-season decisions. It takes tools like Statcast and rest-of-season projections to separate temporary noise from true value.

We're taking a deep dive into four stars who need attention ASAP, and using advanced stats to help make immediate roster decisions.

Mike Trout – Verdict: Strong Hold (Potential Buy-Low)

Mike Trout's exceptional hard-hit consistency continues rewarding fantasy managers willing to ignore misleading early batting averages. © Eric Hartline-Imagn Images © Eric Hartline-Imagn Images

Elite Discipline Still Delivering Under ABS

We previously tapped Trout as a poster child for the new ABS system emphasizing plate discipline. The slugger's low chase rate (17.4%) and high walk rate (221.2%) show he isn't swinging at errant pitches outside the strike zone. Meanwhile, his hard-hit percentage (49.5%) and barrel rate (24.4%) are among the best in the league.

So why would owners want to part ways with Trout in May? Because his surface batting average is subpar at .260.

All in all, Trout's underlying numbers show sustained power and control. He is a strong hold candidate in all formats, although he can be a buy-low piece in shallow leagues where other managers are freaking out over his early batting average.

Fernando Tatis Jr. – Verdict: Sell High

Fernando Tatis Jr.'s declining barrel trends make him a risky fantasy baseball sell-high candidate entering May. David Frerker-Imagn Images David Frerker-Imagn Images

Surface Stats Masking Declining Contact Quality

Tatis' .252/.318/.304 slash line isn't indicative of his power-packed hard-hit percentage (58.8%). It is, however, in line with his declining barrel rate (11.8%) and rising chase rate (29.2%). In a nutshell, the quality of Tatis' at-bats is slipping.

These numbers show signs of realistic regression, while his name still carries plenty of weight in the fantasy world. Managers should sell high on Tatis now and look for a slow-starting hitter with better underlying metrics.

Rafael Devers – Verdict: Monitor Closely / Lean Sell-High

Rafael Devers' rising chase rate creates legitimate concern despite still-solid fantasy baseball power production numbers.

Power Still There, But Contact Quality Slipping

The power is still very much there. The hard-hit percentage (44.3%), barrel rate (7.3%), and exit velocity (89.8%) are all above league average. But Devers is clearly getting frustrated with the slow start to his season, and his chase rate has gone up to 33.2%. Add his abnormally low .221/.265/.329 slash line, and you have a recipe for a slumping slugger who is swinging outside the strike zone.

Owners with Devers on their rosters have some options here. Managers in dynasty leagues can hold him since his chase rate can fluctuate, and warm summer temperatures typically signal a rise in offense. Devers is a sell-high candidate in shallow leagues that need more immediate results, and he can be traded for a high-value hitter off to a hotter start.

Bo Bichette – Verdict: Patient Hold / Stash in Deep Leagues

Bo Bichette's stable hard-hit profile suggests patience remains the correct fantasy baseball approach through May. Bo Bichette of the New York Mets.

Underlying Skills Intact Despite Slow Start

Bichette has been a real "hurry up and wait" case to start his first season with the Mets. His exit velocity (91.2 mph) and hard-hit percentage (46.8%) are solid. His depressed .237 batting average and .279 BABIP are scary, but fixable. Long story short, the sample size for these stats is still pretty small.

BABIP-driven slumps can be caused by "bad luck" and can normalize with another month of play, so dynasty managers should stash Bichette for the time being. Fantasy managers in redraft leagues should patiently hold the third baseman but keep an eye on him throughout May to make sure he's trending in the right direction.

You've Got Questions, We've Got Answers About These Players

Should I buy low on Mike Trout after his April slump?

Yes in most formats. His elite plate discipline and hard-hit metrics remain intact under the ABS system, making the current price a buying opportunity.

Is Fernando Tatis Jr. a sell-high candidate right now?

Yes. Declining exit velocity and barrel rate despite solid surface power numbers signal regression risk-move him while his value is still inflated.

What should I do with Rafael Devers after April 2026?

Monitor closely and lean toward selling high in redraft leagues. His contact quality has slipped, though dynasty owners can afford more patience.

Is Bo Bichette worth holding through his slow April start?

Yes. His underlying hard-hit metrics remain strong - the slump appears BABIP-driven and should correct soon.

How do I decide buy/sell/hold for other slumping young stars?

Always prioritize fast-stabilizing Statcast metrics over surface stats. The decision matrix and full analysis in this article provide the framework.

When is the best time to act on these buy/sell/hold decisions?

Early May (Week 7) is ideal - before the first major trade deadline wave and before the market fully corrects April performance.

This story was originally published May 8, 2026 at 1:01 PM.