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Mailing Address 58 S RIVER DRIVE SUITE 370 TEMPE AZ 85288
Business Address 58 S RIVER DRIVE SUITE 370 TEMPE AZ 85288 4809675146
AMTECH SYSTEMS INC CIK#: 0000720500 (see all company filings)

SIC: 3559 - SPECIAL INDUSTRY MACHINERY, NEC
State location: AZ | State of Inc.: AZ | Fiscal Year End: 0930
(CF Office: 06 Technology)
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Items 1 - 40  0000720500 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
8-K  Documents   Interactive Data Current report, items 5.07 and 9.01
Acc-no: 0000950170-24-028631 (34 Act)  Size: 189 KB
2024-03-08 000-11412
24734352
8-K  Documents   Interactive Data Current report, items 4.01 and 9.01
Acc-no: 0000950170-24-025892 (34 Act)  Size: 168 KB
2024-03-05 000-11412
24720375
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0000950170-24-023120 (34 Act)  Size: 155 KB
2024-02-29 000-11412
24703995
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-24-001832 Size: 39 KB
2024-02-15 000-11412
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001591546-24-000002 (34 Act)  Size: 7 KB
2024-02-12 005-39482
24620649
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-013277 (34 Act)  Size: 8 MB
2024-02-09 000-11412
24615243
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-013261 (34 Act)  Size: 1 MB
2024-02-09 000-11412
24614985
CORRESP  Documents [Cover]Correspondence
Acc-no: 0000950170-24-013146 Size: 24 KB
2024-02-09
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000354204-24-003104 (34 Act)  Size: 19 KB
2024-02-09 005-39482
24612333
SC 13G  Documents Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001398344-24-002399 (34 Act)  Size: 41 KB
2024-02-09 005-39482
24612005
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-24-001253 Size: 44 KB
2024-02-01 000-11412
ARS  Documents Annual Report to Security Holders
Acc-no: 0000950170-24-007034 (34 Act)  Size: 3 MB
2024-01-24 000-11412
24557344
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000906304-24-000001 (34 Act)  Size: 11 KB
2024-01-23 005-39482
24550709
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0000950170-24-005875 (34 Act)  Size: 2 MB
2024-01-19 000-11412
24546522
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-23-070474 (34 Act)  Size: 1 MB
2023-12-14 000-11412
231487972
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-23-070422 (34 Act)  Size: 17 MB
2023-12-14 000-11412
231487562
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-23-070049 (34 Act)  Size: 312 KB
2023-12-13 000-11412
231484192
8-K  Documents   Interactive Data Current report, item 1.01
Acc-no: 0000950170-23-069441 (34 Act)  Size: 161 KB
2023-12-11 000-11412
231478864
8-K/A  Documents   Interactive Data [Amend] Current report, items 5.02 and 9.01
Acc-no: 0000950170-23-043246 (34 Act)  Size: 193 KB
2023-08-17 000-11412
231182430
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-040599 (34 Act)  Size: 11 MB
2023-08-09 000-11412
231155308
8-K  Documents   Interactive Data Current report, items 2.02, 5.02, 7.01, and 9.01
Acc-no: 0000950170-23-040579 (34 Act)  Size: 1 MB
2023-08-09 000-11412
231155212
SD  Documents Specialized disclosure report
Acc-no: 0000950170-23-025359 (34 Act)  Size: 129 KB
2023-05-31 000-11412
23981397
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-020556 (34 Act)  Size: 10 MB
2023-05-10 000-11412
23906675
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-23-020516 (34 Act)  Size: 1 MB
2023-05-10 000-11412
23906532
8-K/A  Documents   Interactive Data [Amend] Current report, item 9.01
Acc-no: 0000950170-23-011642 (34 Act)  Size: 2 MB
2023-04-03 000-11412
23794024
8-K  Documents   Interactive Data Current report, items 5.07 and 9.01
Acc-no: 0000950170-23-005998 (34 Act)  Size: 219 KB
2023-03-03 000-11412
23704022
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0001591546-23-000004 (34 Act)  Size: 7 KB
2023-02-13 005-39482
23615739
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000354204-23-001493 (34 Act)  Size: 19 KB
2023-02-10 005-39482
23610822
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-002163 (34 Act)  Size: 9 MB
2023-02-08 000-11412
23599363
8-K  Documents   Interactive Data Current report, items 2.02, 8.01, and 9.01
Acc-no: 0000950170-23-002154 (34 Act)  Size: 886 KB
2023-02-08 000-11412
23599307
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000906304-23-000075 (34 Act)  Size: 10 KB
2023-02-07 005-39482
23593921
SC 13G/A  Documents [Amend] Statement of acquisition of beneficial ownership by individuals
Acc-no: 0000906304-23-000001 (34 Act)  Size: 10 KB
2023-01-23 005-39482
23542923
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0000950170-23-000975 (34 Act)  Size: 1 MB
2023-01-20 000-11412
23541127
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0000950170-23-000865 (34 Act)  Size: 172 KB
2023-01-18 000-11412
23534515
8-K  Documents   Interactive Data Current report, items 1.01, 2.01, 2.03, 7.01, and 9.01
Acc-no: 0000950170-23-000819 (34 Act)  Size: 4 MB
2023-01-17 000-11412
23532022
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-22-025872 (34 Act)  Size: 19 MB
2022-11-30 000-11412
221435848
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-22-025867 (34 Act)  Size: 1 MB
2022-11-30 000-11412
221435755
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0000950170-22-017822 (34 Act)  Size: 167 KB
2022-08-26 000-11412
221205871
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-22-017419 (34 Act)  Size: 9 MB
2022-08-15 000-11412
221166745
8-K  Documents   Interactive Data Current report, items 1.01, 2.02, 5.02, 5.03, and 9.01
Acc-no: 0000950170-22-017389 (34 Act)  Size: 1 MB
2022-08-15 000-11412
221166084