Tracking the investment moves of Foreign Institutional Investors (FIIs) can provide valuable insights, as their decisions are typically backed by extensive research and analysis. Shareholding trends over the last two consecutive quarters—from December 2025 to March 2026 and from March 2026 to June 2026—show that FIIs steadily increased their stakes in around 151 companies in the BSE smallcap segment.Notably, 43 of these stocks have delivered returns of more than 50% over the past six months. Among them, we have highlighted 14 stocks that generated returns ranging from 100% to 450%, effectively doubling—and in some cases multiplying several times—investors' wealth within a short period. (Data Source: ACE Equity)

Sterlite Technologies

The stock rallied 451% over the past six months, climbing from Rs 94 to Rs 518. During the same period, FII shareholding increased steadily from 10.93% in December 2025 to 11.47% in March 2026, and further to 18.22% in June 2026.

Dee Development Engineers Ltd

The stock gained 234% in the past six months, rising from Rs 206 to Rs 687. FII holdings also witnessed a consistent increase, moving up from 0.77% in December 2025 to 0.99% in March 2026, and 2.17% in June 2026.

Indo Tech Transformers

The stock surged 139% over the past six months, advancing from Rs 1,430 to Rs 3,415. FII ownership rose steadily from 0.19% in December 2025 to 0.27% in March 2026, before inching up to 0.28% in June 2026.

KSH International

The stock jumped 138% in the past six months, moving from Rs 364 to Rs 865. Meanwhile, FII holdings climbed consistently from 3.72% in December 2025 to 5.05% in March 2026, and 5.71% in June 2026.

Aeroflex Industries

The stock advanced 134% over the past six months, rising from Rs 175 to Rs 410. FII shareholding increased steadily from 0.99% in December 2025 to 1.49% in March 2026, and further to 3.61% in June 2026.

Sportking India

The stock rallied 133% in the past six months, climbing from Rs 85 to Rs 198. FII ownership also moved up consistently, increasing from 0.02% in December 2025 to 0.23% in March 2026, and 0.36% in June 2026.

MTAR Technologies

The stock surged 126% over the past six months, rising from Rs 2,672 to Rs 6,044. FII holdings strengthened steadily from 12.24% in December 2025 to 17.31% in March 2026, before reaching 24.79% in June 2026.

Acutaas Chemicals

The stock gained 113% in the past six months, moving up from Rs 1,697 to Rs 3,615. FII shareholding also increased consistently, from 16.67% in December 2025 to 19.48% in March 2026, and 21.61% in June 2026.

Shilpa Medicare

The stock climbed 112% over the past six months, rising from Rs 293 to Rs 620. FII ownership edged higher from 10.97% in December 2025 to 11.08% in March 2026, and further to 11.39% in June 2026.

Schneider Electric Infrastructure

The stock advanced 106% in the past six months, increasing from Rs 619 to Rs 1,277. FII holdings also rose steadily, from 3.02% in December 2025 to 3.18% in March 2026, and 3.42% in June 2026.

Rashi Peripherals

The stock doubled over the past six months, surging 100% from Rs 368 to Rs 736. FII shareholding increased consistently from 0.66% in December 2025 to 0.78% in March 2026, before jumping to 3.27% in June 2026.

Syrma SGS Technology

The stock gained 92% in the past six months, rising from Rs 708 to Rs 1,360. FII ownership also moved up steadily, from 6.47% in December 2025 to 6.60% in March 2026, and 7.51% in June 2026.

Ideaforge Technology

The stock rallied 87% over the past six months, climbing from Rs 452 to Rs 844. FII holdings increased sharply from 0.20% in December 2025 to 0.73% in March 2026, and further to 4.89% in June 2026.

APAR Industries

The stock surged 86% in the past six months, rising from Rs 7,413 to Rs 13,821. FII shareholding also increased steadily from 9.35% in December 2025 to 9.38% in March 2026, before reaching 10.76% in June 2026.