Oak Tree Capital Management, led by Howard Marks, has fully divested its stake in DexCom Inc. The previous filing indicated the hedge fund held a position valued at approximately $12.88 billion in DexCom.

This exit represents a significant shift in Oak Tree's portfolio. While the specific reasons for the divestment were not disclosed, such moves can signal a change in the fund's outlook on the medical device company.

Oak Tree Capital Management's overall portfolio consists of 240 holdings, with a total value reported at over $19.3 trillion. The firm's decision to exit its substantial DexCom position will be closely watched by market participants.