Optimist Fund, an investment management firm, has released its fourth quarter 2025 investor letter. A copy of the letter can be downloaded here. The fund’s objective is to achieve capital growth in the mid-teens or higher over several decades. In Q4 2025, the fund declined 8.5%. The fund, although not yet five years old, invests with a five-year horizon. While short-term downside can be tough, the fund is optimistic about the portfolio’s fundamental performance and confident about potential returns over the next five years. The Fund believes that current valuations significantly underestimate the income and cash flows that the underlying assets will generate in five years. In addition, please check the fund’s top five stocks to know its best in 2025.
In a 2025 Q4 investor letter, Optimist Fund highlighted stocks like Latham Group Inc. (NASDAQ: SWIM ). Latham Group Inc. (NASDAQ:SWIM) is a manufacturer of residential in-ground swimming pools with operations in North America, Australia and New Zealand. On February 27, 2026, Latham Group, Inc. (NASDAQ:SWIM) stock closed at $6.71 per share. Latham Group Inc. (NASDAQ:SWIM)’s one-month return was 5.84%, and its shares have grown 21.78% over the past 52 weeks. Latham Group Inc. (NASDAQ:SWIM) has a market capitalization of $782.76 Million.
Optimism Fund said the following about Latham Group Inc. (NASDAQ:SWIM) in its fourth quarter 2025 investor letter:
“Latham Group, Inc.” (NASDAQ:SWIM) – Latham delivered a strong third quarter, with net sales of nearly $162 million, up ~7.6% year-over-year, reflecting a generally strong performance in the US in-ground pool market and continued traction across key product lines including pool covers, liners, and fiberglass. Adjusted EBITDA itself grew 28.5% to $38.3 million. Latham also raised its full-year guidance narrowly and moderately, signaling confidence in its outlook despite broad industry headwinds, with net sales now expected in the $540-$550 million range and adjusted EBITDA of ~$92-$98 million. Overall, the quarter demonstrated a business that continues to grow revenue, expand profits, and execute on strategic priorities even in challenging market conditions. We are happy with the results.
