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Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001104659-22-126218
Filing Date
2022-12-12
Accepted
2022-12-12 15:09:01
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A tv0008-tetratechinc.htm SC 13G/A 11447
  Complete submission text file 0001104659-22-126218.txt   12912
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

IRS No.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Subject) CIK: 0000831641 (see all company filings)

IRS No.: 954148514 | State of Incorp.: DE | Fiscal Year End: 1002
Type: SC 13G/A | Act: 34 | File No.: 005-43035 | Film No.: 221456997
SIC: 8711 Services-Engineering Services