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Filing Detail
Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001086364-10-008362
Filing Date
2010-01-29
Accepted
2010-01-29 16:16:23
Documents
1

Document Format Files

Seq Description Document Type Size
1 klatencor123109.txt SC 13G 13033
  Complete submission text file 0001086364-10-008362.txt   15242
Mailing Address 160 RIO ROBLES SAN JOSE CA 95161-9055
Business Address 160 RIO ROBLES SAN JOSE CA 95134 4084344200
KLA TENCOR CORP (Subject) CIK: 0000319201 (see all company filings)

IRS No.: 042564110 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G | Act: 34 | File No.: 005-33189 | Film No.: 10559724
SIC: 3827 Optical Instruments & Lenses

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 0226
Type: SC 13G
SIC: 6211 Security Brokers, Dealers & Flotation Companies