One of the Arizona Diamondbacks' potential looming free agents has made his decision, according to a new report.

Right-handed starting pitcher Michael Soroka signed a one-year deal with the Diamondbacks ahead of 2026, but that deal included a mutual option for 2027.

Mutual options are extremely rare to see picked up by both the player and club, so it was expected that Soroka would test the free agent market rather than sticking with Arizona by default.

And now, Soroka's decision is known.

Diamondbacks' Michael Soroka reportedly turns down option

Sep 27, 2026; San Diego, California, USA; Arizona Diamondbacks pitcher Michael Soroka (34) delivers during the second inning against the Arizona Diamondbacks at Petco Park. Mandatory Credit: Denis Poroy-Imagn Images | IMAGN IMAGES via Reuters Connect

According to a report from Nick Piecoro of The Arizona Republic , Soroka has declined his end of said option.…