Ultra Clean Holdings UCTT SEC Filings

NASDAQ UCTT
$46.35 -1.75 (-3.64%)
At close: Nov 13, 2026 · 4:00 PM EST
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Ultra Clean Holdings, Inc. (UCTT) 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
18-KCurrent Report0000950103-26-017277Nov 10, 2026 5:20 PM
24Insider Transaction0000950103-26-016873Nov 3, 2026 10:49 PM
310-QQuarterly & Annual Report0001628280-26-067880Oct 28, 2026 8:05 PM
48-KCurrent Report0001628280-26-067578Oct 27, 2026 8:07 PM
54Insider Transaction0000950103-26-015166Oct 2, 2026 3:42 AM
63Insider Transaction0000950103-26-015153Oct 2, 2026 2:39 AM
78-KCurrent Report0001628280-26-063977Sep 30, 2026 8:14 PM
84Insider Transaction0000950103-26-013632Sep 4, 2026 10:23 PM
93Insider Transaction0000950103-26-013631Sep 4, 2026 10:20 PM
104Insider Transaction0000950103-26-013530Sep 2, 2026 12:36 AM
118-KCurrent Report0000950103-26-012379Aug 14, 2026 12:54 PM
12424B5Prospectus0000950103-26-012378Aug 14, 2026 12:45 PM
13SCHEDULE 13GBeneficial Ownership Report0000914208-26-000313Aug 13, 2026 7:14 PM
14SCHEDULE 13GBeneficial Ownership Report0001422849-26-000135Aug 12, 2026 9:40 PM
158-KCurrent Report0001628280-26-054369Aug 6, 2026 8:26 PM
1610-QQuarterly & Annual Report0001628280-26-052540Aug 4, 2026 8:06 PM
178-KCurrent Report0001628280-26-051853Aug 3, 2026 8:14 PM
18SCHEDULE 13GBeneficial Ownership Report0002100119-26-001502Jul 31, 2026 2:47 PM
19S-8Prospectus0000950103-26-010519Jul 10, 2026 8:29 PM
208-KCurrent Report0001628280-26-047655Jul 8, 2026 8:09 PM
214Insider Transaction0000950103-26-010375Jul 7, 2026 11:06 PM
22144Insider Transaction0001950047-26-006804Jul 2, 2026 8:04 PM
234Insider Transaction0000950103-26-009883Jun 30, 2026 1:35 AM
244Insider Transaction0000950103-26-008737Jun 9, 2026 9:09 PM
254Insider Transaction0000950103-26-008736Jun 9, 2026 9:08 PM
264Insider Transaction0000950103-26-008671Jun 8, 2026 11:59 PM
274Insider Transaction0000950103-26-008550Jun 4, 2026 11:36 PM
28144Insider Transaction0001950047-26-005639Jun 4, 2026 8:27 PM
29144Insider Transaction0001950047-26-005637Jun 4, 2026 8:27 PM
30144Insider Transaction0001950047-26-005533Jun 2, 2026 9:56 PM
314Insider Transaction0000950103-26-007863May 27, 2026 1:52 AM
324Insider Transaction0000950103-26-007862May 27, 2026 1:50 AM
334Insider Transaction0000950103-26-007861May 27, 2026 1:50 AM
344Insider Transaction0000950103-26-007860May 27, 2026 1:49 AM
354Insider Transaction0000950103-26-007859May 27, 2026 1:49 AM
364Insider Transaction0000950103-26-007858May 27, 2026 1:48 AM
374Insider Transaction0000950103-26-007857May 27, 2026 1:48 AM
384Insider Transaction0000950103-26-007856May 27, 2026 1:48 AM
394Insider Transaction0000950103-26-007855May 27, 2026 1:47 AM
404Insider Transaction0000950103-26-007854May 27, 2026 1:46 AM
414Insider Transaction0000950103-26-007853May 27, 2026 1:46 AM
424Insider Transaction0000950103-26-007852May 27, 2026 1:46 AM
434Insider Transaction0000950103-26-007851May 27, 2026 1:45 AM
444Insider Transaction0000950103-26-007850May 27, 2026 1:44 AM
454Insider Transaction0000950103-26-007849May 27, 2026 1:44 AM
464Insider Transaction0000950103-26-007848May 27, 2026 1:43 AM
47144Insider Transaction0001950047-26-005164May 27, 2026 8:35 PM
48SDOthers0001628280-26-038212May 26, 2026 9:12 PM
498-KCurrent Report0001628280-26-038205May 26, 2026 9:05 PM
504Insider Transaction0000950103-26-007351May 18, 2026 12:33 AM
...

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