Hyliion Holdings HYLN SEC Filings

NYSE HYLN
$3.05 -0.23 (-7.16%)
As of: Oct 16, 2026 · 3:59 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Hyliion Holdings Corp. (HYLN) 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 Report0001628280-26-064324Oct 2, 2026 1:56 AM
24Insider Transaction0001628280-26-064337Oct 1, 2026 1:59 AM
34Insider Transaction0001628280-26-064335Oct 1, 2026 1:59 AM
44Insider Transaction0001628280-26-064333Oct 1, 2026 1:59 AM
54Insider Transaction0001628280-26-064330Oct 1, 2026 1:58 AM
64Insider Transaction0001628280-26-064328Oct 1, 2026 1:58 AM
74Insider Transaction0001628280-26-064326Oct 1, 2026 1:57 AM
84Insider Transaction0001628280-26-063053Sep 22, 2026 8:38 PM
9CERTOthers0000876882-26-000028Sep 21, 2026 10:58 AM
108-A12BOthers0001628280-26-062808Sep 21, 2026 8:06 AM
114Insider Transaction0001628280-26-059280Aug 27, 2026 9:07 PM
124Insider Transaction0001628280-26-058955Aug 25, 2026 9:31 PM
134Insider Transaction0001628280-26-058467Aug 21, 2026 8:51 PM
144Insider Transaction0001628280-26-058465Aug 21, 2026 8:51 PM
154Insider Transaction0001628280-26-058463Aug 21, 2026 8:50 PM
164Insider Transaction0001628280-26-058460Aug 21, 2026 8:50 PM
174Insider Transaction0001628280-26-058457Aug 21, 2026 8:49 PM
18144Insider Transaction0001969223-26-000942Aug 21, 2026 7:45 PM
19144Insider Transaction0001969223-26-000944Aug 21, 2026 7:45 PM
20144Insider Transaction0001969223-26-000941Aug 21, 2026 7:45 PM
21144Insider Transaction0001969223-26-000943Aug 21, 2026 7:45 PM
22144Insider Transaction0001969223-26-000945Aug 21, 2026 7:45 PM
23S-8Prospectus0001213900-26-087882Aug 11, 2026 5:23 PM
24424B5Prospectus0001213900-26-087832Aug 11, 2026 4:45 PM
2510-QQuarterly & Annual Report0001628280-26-055738Aug 11, 2026 4:28 PM
268-KCurrent Report0001628280-26-055735Aug 11, 2026 4:27 PM
27SCHEDULE 13GBeneficial Ownership Report0002012383-26-002595Jul 28, 2026 8:44 PM
288-KCurrent Report0001628280-26-049453Jul 24, 2026 10:18 PM
294Insider Transaction0001628280-26-046264Jun 30, 2026 8:49 PM
30SDOthers0001213900-26-062857May 29, 2026 8:30 PM
314Insider Transaction0001628280-26-038482May 27, 2026 8:21 PM
324Insider Transaction0001628280-26-037294May 21, 2026 8:22 PM
334Insider Transaction0001628280-26-037291May 21, 2026 8:21 PM
344Insider Transaction0001628280-26-037289May 21, 2026 8:21 PM
354Insider Transaction0001628280-26-037285May 21, 2026 8:21 PM
364Insider Transaction0001628280-26-037281May 21, 2026 8:20 PM
374Insider Transaction0001628280-26-037279May 21, 2026 8:20 PM
38144Insider Transaction0001969223-26-000575May 19, 2026 10:05 PM
398-KCurrent Report0001628280-26-036465May 19, 2026 8:18 PM
40144Insider Transaction0001969223-26-000570May 19, 2026 7:57 PM
41144Insider Transaction0001969223-26-000572May 19, 2026 7:57 PM
42144Insider Transaction0001969223-26-000571May 19, 2026 7:57 PM
43144Insider Transaction0001969223-26-000573May 19, 2026 7:57 PM
4410-QQuarterly & Annual Report0001628280-26-034116May 12, 2026 8:16 PM
458-KCurrent Report0001628280-26-034113May 12, 2026 8:14 PM
46DEF 14AOthers0001628280-26-024125Apr 8, 2026 11:35 PM
474Insider Transaction0001628280-26-016606Mar 10, 2026 10:19 PM
484Insider Transaction0001628280-26-016606Mar 10, 2026 10:19 PM
494Insider Transaction0001628280-26-016606Mar 10, 2026 10:19 PM
50EFFECTOthers9999999995-26-000736Mar 5, 2026 5:15 AM
...

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