5 most-bought mid-cap stocks by mutual funds in August 2025

Summary: In August 2025, mutual funds ramped up their bets on mid-cap stocks across sectors—from speciality chemicals to digital infrastructure and pharma outsourcing. This story highlights the five companies that saw the sharpest rise in fund holdings. Mutual funds were active buyers in the mid-cap space this August, with several companies witnessing a notable rise in institutional holdings. From speciality chemicals to digital infrastructure, pharma outsourcing to electronics and engineering, the buying interest spanned diverse sectors. Let’s take a look at the five mid-cap stocks that saw the highest increase in mutual fund ownership last month and what makes them stand out. Company Stock Rating Mutual fund stake (August 2025) Mutual fund stake (July 2025) Change (% points) Clean Science and Technology  ★★★ 12.89% 4.31% 8.58 Tata Communications ★★ 15.31% 12.28% 3.02 Sai Life Sciences ★★ 22.51% 19.76% 2.75 Syrma SGS Technology ★★★ 10.04% 7.63% 2.42 Thermax ★★ 11.97% 10.31% 1.66 Clean Science and Technology Clean Science and Technology is one of the world’s most profitable speciality chemical makers, known for its sustainable catalytic processes. It serves 500+ customers in 35+ countries with products used in pharma, agro, FMCG (fast-moving consumer goods) and performance materials. In FY25, Clean Science reported record revenue of Rs 967 crore and PAT (profit after tax) of Rs 264 crore. With its new subsidiary Clean Fino-Chem, the company has scaled advanced products like HALS (light stabilisers) and DHDT (a pharma intermediate). P/E 5Y revenue growth 5Y net profit growth 5Y average return on equity 5Y average return on capital employed 43.6 18.2% 13.6% 31.1% 41.7% Tata Communications Tata Communications has evolve