Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000315066-12-003167
Filing Date
2012-02-14
Accepted
2012-02-14 12:24:57
Documents
1

Document Format Files

Seq Description Document Type Size
1 filing.txt SC 13G/A 6615
  Complete submission text file 0000315066-12-003167.txt   8142
Mailing Address 82 DEVONSHIRE STREET BOSTON MA 02109
Business Address 82 DEVONSHIRE ST BOSTON MA 02109 6175706339
FMR LLC (Filed by) CIK: 0000315066 (see all company filings)

EIN.: 061209781 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 0000

Mailing Address 47467 FREMONT BLVD. FREMONT CA 94538
Business Address 47467 FREMONT BLVD. FREMONT CA 94538 510-743-1200
VOLTERRA SEMICONDUCTOR CORP (Subject) CIK: 0001050550 (see all company filings)

EIN.: 943251865 | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-80375 | Film No.: 12606353
SIC: 3674 Semiconductors & Related Devices