Amtech Systems ASYS SEC Filings

NASDAQ ASYS
$13.62 +0.46 (+3.50%)
At close: Oct 20, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Amtech Systems Inc (ASYS) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
1SCHEDULE 13GBeneficial Ownership0000814133-26-000112Oct 9, 2026 1:26 PM
24Insider Transaction0001193125-26-392787Sep 16, 2026 12:19 PM
34Insider Transaction0002136935-26-000004Aug 25, 2026 10:13 PM
4SCHEDULE 13GBeneficial Ownership Report0001325447-26-000032Aug 6, 2026 8:21 PM
54Insider Transaction0001223192-26-000004Aug 5, 2026 8:19 PM
64Insider Transaction0002136935-26-000003Aug 5, 2026 8:19 PM
74Insider Transaction0001267540-26-000001Aug 5, 2026 8:18 PM
88-KCurrent Report0000720500-26-000011Aug 5, 2026 8:15 PM
910-QQuarterly & Annual Report0000720500-26-000010Aug 5, 2026 8:06 PM
108-KCurrent Report0000720500-26-000009Aug 5, 2026 8:00 PM
11SCHEDULE 13GBeneficial Ownership Report0001493152-26-034783Jul 27, 2026 8:05 PM
128-KCurrent Report0000720500-26-000008Jun 3, 2026 8:30 PM
13424B5Prospectus0000720500-26-000007Jun 3, 2026 12:06 AM
14SCHEDULE 13DBeneficial Ownership Report0001104659-26-069614Jun 2, 2026 11:29 PM
15S-3MEFProspectus0000720500-26-000006Jun 1, 2026 11:57 PM
16424B5Prospectus0000720500-26-000005Jun 1, 2026 8:05 PM
174Insider Transaction0001104659-26-068888Jun 1, 2026 8:01 PM
184Insider Transaction0002136935-26-000002May 29, 2026 1:39 PM
194Insider Transaction0001223192-26-000003May 29, 2026 1:35 PM
203Insider Transaction0002136935-26-000001May 29, 2026 1:32 PM
213Insider Transaction0001223192-26-000002May 29, 2026 1:31 PM
223Insider Transaction0001420485-26-000004May 14, 2026 6:50 PM
238-KCurrent Report0001193125-26-211962May 7, 2026 8:16 PM
248-KCurrent Report0001193125-26-211962May 7, 2026 8:16 PM
258-KCurrent Report0001193125-26-211962May 7, 2026 8:16 PM
2610-QQuarterly & Annual Report0001193125-26-211854May 7, 2026 8:04 PM
2710-QQuarterly & Annual Report0001193125-26-211854May 7, 2026 8:04 PM
2810-QQuarterly & Annual Report0001193125-26-211854May 7, 2026 8:04 PM
298-KCurrent Report0001193125-26-211838May 7, 2026 8:02 PM
308-KCurrent Report0001193125-26-211838May 7, 2026 8:02 PM
318-KCurrent Report0001193125-26-211838May 7, 2026 8:02 PM
328-KCurrent Report0001193125-26-195969Apr 30, 2026 1:17 PM
33EFFECTOthers9999999995-26-000911Mar 23, 2026 12:15 AM
34S-3Prospectus0000720500-26-000002Mar 13, 2026 4:59 PM
354Insider Transaction0001256949-26-000003Mar 6, 2026 5:01 PM
364Insider Transaction0001256949-26-000003Mar 6, 2026 5:01 PM
374Insider Transaction0001256949-26-000003Mar 6, 2026 5:01 PM
384Insider Transaction0001193125-26-096720Mar 6, 2026 4:38 PM
394Insider Transaction0001193125-26-096720Mar 6, 2026 4:38 PM
404Insider Transaction0001193125-26-096720Mar 6, 2026 4:38 PM
414Insider Transaction0001104659-26-024720Mar 6, 2026 4:17 PM
424Insider Transaction0001104659-26-024720Mar 6, 2026 4:17 PM
434Insider Transaction0001104659-26-024720Mar 6, 2026 4:17 PM
444Insider Transaction0001193125-26-096467Mar 6, 2026 4:02 PM
454Insider Transaction0001193125-26-096467Mar 6, 2026 4:02 PM
464Insider Transaction0001193125-26-096467Mar 6, 2026 4:02 PM
478-KCurrent Report0000720500-26-000001Mar 6, 2026 11:57 AM
48SCHEDULE 13GBeneficial Ownership Report0001398344-26-003122Feb 13, 2026 4:29 PM
49SCHEDULE 13GBeneficial Ownership Report0001398344-26-003122Feb 13, 2026 4:29 PM
50SCHEDULE 13GBeneficial Ownership Report0001398344-26-003122Feb 13, 2026 4:29 PM
...

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