Filed by Market Vectors ETF Trust (Commission File Nos. 333-123257; 811-10325)

Series ID: S000034406 Class ID: C000105864

Series ID: S000034407 Class ID: C000105865

Series ID: S000034408 Class ID: C000105866

Series ID: S000034409 Class ID: C000105867

Series ID: S000034410 Class ID: C000105868

Series ID: S000034411 Class ID: C000105869

Pursuant to Rule 425 under the Securities Act of 1933, as amended

and deemed filed pursuant to Rule 14a-12 of the Securities Exchange Act of 1934

Subject Companies: Biotech HOLDRS Trust (Commission File No. 001-15044)

Oil Service HOLDRS Trust (Commission File No. 001-16311)

Pharmaceutical HOLDRS Trust (Commission File No. 001-15653)

Regional Bank HOLDRS Trust (Commission File No. 001-15965)

Retail HOLDRS Trust (Commission File No. 001-16369)

Semiconductor HOLDRS Trust (Commission File No. 001-15855)