Baron Partners Trims 30.5% Tesla Stake After 19.07% Q4 Gain, Keeps Conviction
Baron Partners Fund returned 19.07% in Q4 2025, outperforming the Russell Midcap Growth Index’s -3.70% and the Russell 3000’s 2.40%, and reported a 24.86% gain for the calendar year. The fund trimmed 30.5% of its Tesla position—reducing its weight to 26.7%—via an in-kind redemption, while holding an average cost basis of $14.22 and maintaining high confidence in Tesla’s outlook.
1. Q4 Performance of Baron Partners Fund
Baron Partners Fund returned 19.07% in the fourth quarter of 2025 (Institutional Shares), outperforming the Russell Midcap Growth Index’s -3.70% and the Russell 3000 Index’s 2.40%. For the full calendar year, the fund achieved a 24.86% return, significantly ahead of the Russell Midcap Growth’s 8.66% and the Russell 3000’s 17.15%.
2. Details of Tesla Position Adjustment
During Q4, the fund exited 30.5% of its Tesla position, reducing its weight to 26.7% of total investments. The shares carry an average cost basis of $14.22 per share, reflecting substantial appreciation since initial purchases.
3. Rationale and Execution of the Trim
The disposition was structured as a redemption in kind with a major investment bank to limit price impact and transaction costs. This move addressed the elevated portfolio volatility driven by Tesla’s weighting rather than signaling reduced faith in the company.
4. Continued Confidence in Tesla’s Prospects
Despite the partial sell-down, fund managers reiterated strong confidence in Tesla’s ability to grow long term and generate shareholder value. Tesla remains among the top holdings, and the trim is attributed solely to portfolio construction considerations.