Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000052388-13-000043
Filing Date
2013-02-11
Accepted
2013-02-11 14:27:57
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G teradyneinc13g.htm SC 13G 139611
  Complete submission text file 0000052388-13-000043.txt   141336
Mailing Address 4500 MAIN STREET KANSAS CITY MO 64111
Business Address 4500 MAIN STREET KANSAS CITY MO 64111 816-531-5575
AMERICAN CENTURY INVESTMENT MANAGEMENT INC (Filed by) CIK: 0000052388 (see all company filings)

EIN.: 440640487 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 600 RIVERPARK DRIVE NORTH READING MA 01864
Business Address 600 RIVERPARK DRIVE NORTH READING MA 01864 978-370-2700
TERADYNE, INC (Subject) CIK: 0000097210 (see all company filings)

EIN.: 042272148 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-13066 | Film No.: 13590929
SIC: 3825 Instruments For Meas & Testing of Electricity & Elec Signals