Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-22-016479
Filing Date
2022-02-09
Accepted
2022-02-09 15:24:47
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A tv0258-amtechsystemsinc.htm SC 13G/A 11435
  Complete submission text file 0001104659-22-016479.txt   12996
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)

EIN.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 131 SOUTH CLARK DRIVE TEMPE AZ 85281
Business Address 131 SOUTH CLARK DRIVE TEMPE AZ 85281 4809675146
AMTECH SYSTEMS INC (Subject) CIK: 0000720500 (see all company filings)

EIN.: 860411215 | State of Incorp.: AZ | Fiscal Year End: 0930
Type: SC 13G/A | Act: 34 | File No.: 005-39482 | Film No.: 22606367
SIC: 3559 Special Industry Machinery, NEC