Quantinuum QNT SEC Filings

NASDAQ QNT
$37.35 -0.98 (-2.56%)
As of: Oct 29, 2026 · 2:30 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Quantinuum Inc. (QNT) 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 Report0001628280-26-060934Sep 8, 2026 4:46 PM
210-QQuarterly & Annual Report0001628280-26-056743Aug 13, 2026 4:18 PM
38-KCurrent Report0001628280-26-055699Aug 11, 2026 4:11 PM
43Insider Transaction0001193125-26-318157Jul 27, 2026 8:30 PM
54Insider Transaction0001193125-26-312779Jul 22, 2026 12:44 AM
64Insider Transaction0001193125-26-310990Jul 21, 2026 12:50 AM
73Insider Transaction0001193125-26-310987Jul 21, 2026 12:45 AM
8SCHEDULE 13GBeneficial Ownership Report0002052113-26-000735Jul 17, 2026 3:33 PM
9SCHEDULE 13GBeneficial Ownership Report0001422849-26-000109Jul 6, 2026 11:47 PM
10SCHEDULE 13GBeneficial Ownership Report0001493152-26-029497Jun 22, 2026 12:00 PM
114Insider Transaction0001628280-26-041635Jun 8, 2026 8:31 PM
124Insider Transaction0001628280-26-041633Jun 8, 2026 8:31 PM
134Insider Transaction0001628280-26-041632Jun 8, 2026 8:31 PM
144Insider Transaction0001628280-26-041630Jun 8, 2026 8:31 PM
154Insider Transaction0001628280-26-041628Jun 8, 2026 8:31 PM
164Insider Transaction0001628280-26-041627Jun 8, 2026 8:31 PM
174Insider Transaction0001628280-26-041626Jun 8, 2026 8:31 PM
184Insider Transaction0001628280-26-041624Jun 8, 2026 8:31 PM
194Insider Transaction0001628280-26-041623Jun 8, 2026 8:31 PM
204Insider Transaction0001628280-26-041622Jun 8, 2026 8:30 PM
214Insider Transaction0001628280-26-041621Jun 8, 2026 8:30 PM
224Insider Transaction0001628280-26-041620Jun 8, 2026 8:30 PM
23424B4Prospectus0001628280-26-041003Jun 5, 2026 12:02 AM
243Insider Transaction0001628280-26-040996Jun 4, 2026 11:18 PM
253Insider Transaction0001628280-26-040995Jun 4, 2026 11:18 PM
263Insider Transaction0001628280-26-040994Jun 4, 2026 11:18 PM
273Insider Transaction0001628280-26-040993Jun 4, 2026 11:18 PM
283Insider Transaction0001628280-26-040992Jun 4, 2026 11:18 PM
293Insider Transaction0001628280-26-040991Jun 4, 2026 11:18 PM
303Insider Transaction0001628280-26-040990Jun 4, 2026 11:18 PM
313Insider Transaction0001628280-26-040989Jun 4, 2026 11:18 PM
323Insider Transaction0001628280-26-040988Jun 4, 2026 11:18 PM
333Insider Transaction0001628280-26-040987Jun 4, 2026 11:18 PM
343Insider Transaction0001628280-26-040986Jun 4, 2026 11:17 PM
353Insider Transaction0001628280-26-040985Jun 4, 2026 11:17 PM
363Insider Transaction0001628280-26-040984Jun 4, 2026 11:17 PM
373Insider Transaction0001628280-26-040983Jun 4, 2026 11:17 PM
383Insider Transaction0001628280-26-040982Jun 4, 2026 11:16 PM
39S-8Prospectus0001628280-26-040644Jun 4, 2026 1:21 PM
40CERTOthers0001354457-26-000528Jun 4, 2026 12:06 PM
418-A12BOthers0001628280-26-040609Jun 4, 2026 10:00 AM
42EFFECTOthers9999999995-26-001867Jun 3, 2026 4:15 AM
43S-1MEFProspectus0001628280-26-040591Jun 3, 2026 12:05 AM
44S-1Prospectus0001628280-26-039286Jun 1, 2026 12:33 PM
45S-1/AOthers0001628280-26-037917May 26, 2026 6:40 AM-
46S-1Prospectus0001628280-26-032836May 8, 2026 8:04 PM
47S-1Prospectus0001628280-26-032836May 8, 2026 8:04 PM
48S-1Prospectus0001628280-26-032836May 8, 2026 8:04 PM
49DRSOthers0001628279-26-000511Apr 23, 2026 9:24 PM
50DRSOthers0001628279-26-000391Mar 31, 2026 10:37 PM

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