Investment objective & strategy
As of Jan. 28, 2026 · prospectusObjective. The investment goal of Baron Asset Fund (the Fund) is capital appreciation through long-term investments primarily in securities of mid-sized companies with undervalued assets or favorable growth prospects.
Strategy. The Fund is a diversified fund that, under normal circumstances, invests primarily in equity securities of U.S. mid-sized growth companies. BAMCO, Inc. (BAMCO or the Adviser) defines mid-sized companies as those, at the time of purchase, with market capitalizations above $2.5 billion or the smallest market cap stock in the Russell Midcap Growth Index at reconstitution, whichever is larger, and below the largest market cap stock in the Russell Midcap Growth Index at reconstitution. The Adviser seeks to invest in businesses it believes have significant opportunities for growth, sustainable competitive advantages, exceptional management, and an attractive valuation. Because of its long-term approach, the Fund could have a significant percentage of its assets invested in securities that have appreciated beyond their … The Fund is a diversified fund that, under normal circumstances, invests primarily in equity securities of U.S. mid-sized growth companies. BAMCO, Inc. (BAMCO or the Adviser) defines mid-sized companies as those, at the time of purchase, with market capitalizations above $2.5 billion or the smallest market cap stock in the Russell Midcap Growth Index at reconstitution, whichever is larger, and below the largest market cap stock in the Russell Midcap Growth Index at reconstitution. The Adviser seeks to invest in businesses it believes have significant opportunities for growth, sustainable competitive advantages, exceptional management, and an attractive valuation. Because of its long-term approach, the Fund could have a significant percentage of its assets invested in securities that have appreciated beyond their market capitalizations at the time of the Funds investment.
Top holdings
As of March 31, 2026 · N-PORT| Security | Ticker | Value | % of fund |
|---|---|---|---|
| SPACE EXPLORATION TECH CORP | — | $507.10M | 15.29% |
| SPACE EXPLORATION TECHNOLOGIES | — | $300.83M | 9.07% |
| AMPHENOL CORPORATION CL A | — | $176.67M | 5.33% |
| IDEXX LABS INC | — | $151.25M | 4.56% |
| ARCH CAPITAL GROUP LTD | — | $146.23M | 4.41% |
| QUANTA SVCS INC | — | $140.04M | 4.22% |
| GUIDEWIRE SOFTWARE INC | — | $128.99M | 3.89% |
| VERISK ANALYTICS INC | — | $117.93M | 3.56% |
| METTLER-TOLEDO INTL INC | — | $108.02M | 3.26% |
| GARTNER INC | — | $91.20M | 2.75% |
Portfolio moves
Dec 31, 2025 → Mar 31, 2026How many positions this fund opened, exited, grew, trimmed, or left unchanged between its two most recent N-PORT snapshots — net changes between point-in-time reports, not a trade log.
Similar funds
Funds whose portfolios most overlap this one, by weight| Fund | Overlap | Net exp. |
|---|---|---|
| Baron Partners Fund · BPTRX, BPTIX, BPTUX | 40% | 1.99% |
| Baron Focused Growth Fund · BFGFX, BFGIX, BFGUX | 39% | 1.05% |
| Baron First Principles ETF · RONB | 39% | 1.00% |
Advisers
| Firm | Role |
|---|---|
| BAMCO, Inc. | Adviser |
Footnotes
- Expense ratio as of January 28, 2026, from the fund's prospectus.
- Net assets and holdings count as of March 31, 2026, from the fund's N-PORT filing.
- Total return for calendar year 2025, before tax and after fund expenses. Computed by compounding the twelve monthly total returns the fund reported in its SEC N-PORT filings for 2025 (the latest prospectus does not yet chart this year).
Machine-readable: JSON · Markdown. Programmatic access via the agent surface.