Core Insights - Adams Natural Resources Fund reported a total return of 8.1% on its net asset value for the first nine months of 2025, outperforming the S&P Energy Sector at 7.0% and underperforming the S&P 500 Materials Sector at 9.3% [1] - The Fund's market price return for the same period was 6.4%, while the benchmark, a mix of S&P 500 Energy Sector (80%) and S&P 500 Materials Sector (20%), returned 7.5% [1] Performance Summary - Annualized comparative returns as of September 30, 2025, show the Fund's net asset value (NAV) returns of 3.4% for 1 year, 12.4% for 3 years, 25.2% for 5 years, and 8.8% for 10 years [4] - The market price returns for the same periods were 4.2% (1 year), 13.3% (3 years), 26.3% (5 years), and 9.3% (10 years) [4] - The S&P 500 Energy Sector had returns of 4.4% (1 year), 11.1% (3 years), 29.6% (5 years), and 8.2% (10 years), while the S&P 500 Materials Sector showed -4.3% (1 year), 12.3% (3 years), 9.5% (5 years), and 10.8% (10 years) [4] Net Asset Value - As of September 30, 2025, the Fund's net assets were $662.6 million, down from $681.4 million a year earlier [6] - The number of shares outstanding increased to 27,205,847 from 25,728,942, resulting in a decrease in net asset value per share from $26.48 to $24.36 [6] Portfolio Holdings - The ten largest equity portfolio holdings as of September 30, 2025, accounted for 65.8% of net assets, with Exxon Mobil Corporation at 22.1% and Chevron Corporation at 14.8% [7] - Other significant holdings included ConocoPhilips (6.4%), Linde plc (4.4%), and Williams Companies, Inc. (3.3%) [7] Industry Weightings - The Fund's industry weightings as of September 30, 2025, showed a significant focus on the energy sector, with Integrated Oil & Gas at 39.3% and Exploration & Production at 16.0% [9] - Other notable weightings included Chemicals at 12.1%, Storage & Transportation at 9.9%, and Refining & Marketing at 8.8% [10]

Investment Returns - The total return on the Fund's net asset value for the first half of 2025 was 2.3%, with dividends and capital gains reinvested [1] - The S&P Energy Sector and the S&P 500 Materials Sector had returns of 0.8% and 6.0%, respectively, while the benchmark (S&P 500 Energy Sector 80% and S&P 500 Materials Sector 20%) returned 1.8% [1] - The total return on the Fund's market price for the same period was 3.1% [1] Annualized Comparative Returns - For the 1-year period, the Fund's net asset value (NAV) decreased by 2.2%, while the market price increased by 1.7% [4] - Over 3 years, the NAV returned 10.7% and the market price returned 12.3% [4] - The 5-year returns were 21.2% for NAV and 22.1% for market price, while the 10-year returns were 6.1% for NAV and 6.8% for market price [4] Net Asset Value - As of June 30, 2025, the Fund's net assets were $634.74 million, down from $689.99 million a year earlier [6] - The number of shares outstanding increased to 26,888,697 from 25,453,641 [6] - The net asset value per share decreased to $23.61 from $27.11 [6] Largest Equity Portfolio Holdings - The top ten equity holdings accounted for 62.9% of net assets, with Exxon Mobil Corporation at 22.7% and Chevron Corporation at 11.5% [7] - Other significant holdings included ConocoPhilips (5.3%), Linde plc (4.7%), and EOG Resources, Inc. (3.8%) [7] Industry Weightings - The Fund's net assets were allocated primarily to the energy sector, with Integrated Oil & Gas at 35.1% and Exploration & Production at 19.8% [9] - Other allocations included Storage & Transportation (11.6%), Chemicals (13.6%), and Metals & Mining (3.6%) [10]