Isaiah Hartenstein has been one of the key additions this season for the Oklahoma City Thunder, which is competing in the NBA Finals.

Isaiah Hartenstein got moved out of the Thunder's starting lineup in the NBA Finals. His response? Some of his best basketball of the season.

Shifting to contender status, the Oklahoma City Thunder knocked it out of the park with their two big offseason additions ...

People are wondering if Thunder's Isaiah Hartenstein's and his latest comments were a dig at the Knicks led by Jalen Brunson.

Isaiah Hartenstein revealed that Thunder head coach Mark Daigneault has a unique way of motivating his players.

Isaiah Hartenstein on the exact moment the Thunder knew they have a real shot at the championship: "We're beating teams by 20 ...

After a heartbreaking playoff loss in Dallas a season ago, Oklahoma City knew a few tweaks had to be made. Because they were ...

After winning winning the NBA Finals, Thunder All-Star Jalen Williams agrees to a five-year contract extension, with $287 ...

Thunder center Isaiah Hartenstein reveals a funny story about how he was recruited by the front office over the summer.

Isaiah Hartenstein visited Positive Tomorrows, a nonprofit benefiting families experiencing homelessness, on Friday to ...

OKLAHOMA CITY — On the morning of Game 1 of the NBA Finals, with an assembly of reporters huddled around Jalen Williams at the Oklahoma City Thunder’s practice facility, Isaiah Hartenstein was ...