LeonaBio LONA SEC Filings

NASDAQ LONA
$3.88 -0.14 (-3.48%)
At close: Nov 11, 2026 · 4:00 PM EST
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing LeonaBio, Inc. (LONA) 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 Ownership Report0001172661-26-004856Nov 4, 2026 9:00 PM
24Insider Transaction0002126186-26-000002Oct 28, 2026 12:43 AM
3SCHEDULE 13DBeneficial Ownership Report0001655566-26-000004Oct 28, 2026 7:37 PM
44Insider Transaction0001193125-26-431896Oct 26, 2026 8:00 PM
5SCHEDULE 13DBeneficial Ownership Report0001193125-26-431897Oct 26, 2026 8:00 PM
68-KCurrent Report0001193125-26-397952Sep 22, 2026 8:20 PM
73Insider Transaction0002126186-26-000001Sep 3, 2026 7:38 PM
8SCHEDULE 13DBeneficial Ownership Report0001655566-26-000003Aug 31, 2026 8:31 PM
98-KCurrent Report0001193125-26-368288Aug 26, 2026 8:05 PM
10SCHEDULE 13DBeneficial Ownership Report0001193125-26-365096Aug 25, 2026 8:00 PM
11SCHEDULE 13GBeneficial Ownership Report0001636587-26-000069Aug 20, 2026 2:34 PM
1210-QQuarterly & Annual Report0001193125-26-352243Aug 14, 2026 8:10 PM
138-KCurrent Report0001193125-26-352208Aug 14, 2026 8:07 PM
144Insider Transaction0001193125-26-300876Jul 10, 2026 8:05 PM
154Insider Transaction0001193125-26-299927Jul 9, 2026 10:48 PM
164Insider Transaction0001843393-26-000006Jun 24, 2026 10:35 PM
174Insider Transaction0001580111-26-000010Jun 24, 2026 10:34 PM
184Insider Transaction0001790314-26-000004Jun 24, 2026 10:33 PM
194Insider Transaction0001679039-26-000003Jun 24, 2026 10:33 PM
204Insider Transaction0001722055-26-000005Jun 24, 2026 10:31 PM
214Insider Transaction0001164426-26-000003Jun 24, 2026 10:31 PM
224Insider Transaction0001225501-26-000003Jun 24, 2026 10:30 PM
234Insider Transaction0001763316-26-000004Jun 24, 2026 10:29 PM
244Insider Transaction0001258693-26-000011Jun 24, 2026 10:28 PM
258-KCurrent Report0001193125-26-279425Jun 23, 2026 8:05 PM
26SCHEDULE 13GBeneficial Ownership Report0001104659-26-062870May 15, 2026 12:03 AM
27ARSOthers0001193125-26-217029May 11, 2026 8:56 PM
28DEFA14AOthers0001193125-26-217016May 11, 2026 8:51 PM
29DEF 14AOthers0001193125-26-216742May 11, 2026 8:45 PM
304Insider Transaction0001580111-26-000007May 7, 2026 12:27 AM
314Insider Transaction0001790314-26-000003May 7, 2026 12:26 AM
324Insider Transaction0001843393-26-000004May 7, 2026 12:24 AM
333Insider Transaction0001790314-26-000002May 7, 2026 12:24 AM
343Insider Transaction0001580111-26-000006May 7, 2026 12:23 AM
353Insider Transaction0001843393-26-000003May 7, 2026 12:22 AM
36SCHEDULE 13DBeneficial Ownership Report0001193125-26-212047May 7, 2026 8:19 PM
3710-QQuarterly & Annual Report0001193125-26-211898May 7, 2026 8:10 PM
388-KCurrent Report0001193125-26-211867May 7, 2026 8:05 PM
394Insider Transaction0001679039-26-000002Apr 13, 2026 8:59 PM
404Insider Transaction0001822499-26-000006Apr 13, 2026 8:58 PM
414Insider Transaction0001763316-26-000002Apr 13, 2026 8:56 PM
424Insider Transaction0001258693-26-000008Apr 13, 2026 8:55 PM
434Insider Transaction0001722055-26-000004Apr 13, 2026 8:54 PM
444Insider Transaction0001225501-26-000002Apr 13, 2026 8:53 PM
454Insider Transaction0001164426-26-000002Apr 13, 2026 8:52 PM
464Insider Transaction0001794629-26-000006Apr 13, 2026 8:51 PM
474Insider Transaction0001191906-26-000002Apr 13, 2026 8:49 PM
484Insider Transaction0001861464-26-000006Apr 13, 2026 8:48 PM
494Insider Transaction0002037968-26-000006Apr 13, 2026 8:47 PM
504Insider Transaction0001604834-26-000008Apr 13, 2026 8:46 PM
...

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