Prothena Corp Public PRTA SEC Filings

NASDAQ PRTA
$8.50 +0.02 (+0.24%)
At close: Oct 20, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Prothena Corp Public Ltd Co (PRTA) 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
14Insider Transaction0001045463-26-000019Oct 6, 2026 9:53 PM
28-KCurrent Report0001559053-26-000024Oct 2, 2026 4:17 PM
34Insider Transaction0001045463-26-000018Sep 30, 2026 9:10 PM
44Insider Transaction0001045463-26-000017Sep 29, 2026 9:37 PM
54Insider Transaction0001045463-26-000016Sep 21, 2026 8:23 PM
64Insider Transaction0001045463-26-000015Sep 3, 2026 10:23 PM
74Insider Transaction0001045463-26-000014Aug 21, 2026 6:32 PM
8SCHEDULE 13GBeneficial Ownership Report0002011420-26-000007Aug 19, 2026 2:18 PM
93Insider Transaction0002011420-26-000005Aug 18, 2026 8:16 PM
104Insider Transaction0001045463-26-000013Aug 18, 2026 8:03 PM
11SCHEDULE 13G/AOthers0002011420-26-000004Aug 14, 2026 9:10 AM
124Insider Transaction0001045463-26-000011Aug 11, 2026 8:08 PM
133Insider Transaction0002011420-26-000001Aug 11, 2026 1:38 PM
144Insider Transaction0001045463-26-000010Aug 10, 2026 7:24 PM
1510-QQuarterly & Annual Report0001559053-26-000022Aug 6, 2026 8:20 PM
168-KCurrent Report0001559053-26-000021Aug 6, 2026 8:16 PM
17SCHEDULE 13GBeneficial Ownership Report0000315066-26-002104Aug 6, 2026 2:38 PM
184Insider Transaction0000905148-26-003417Jul 30, 2026 12:34 AM
194Insider Transaction0000905148-26-003416Jul 30, 2026 12:34 AM
204Insider Transaction0000905148-26-003415Jul 30, 2026 12:33 AM
214Insider Transaction0000905148-26-003414Jul 30, 2026 12:33 AM
224Insider Transaction0000905148-26-003413Jul 30, 2026 12:32 AM
234Insider Transaction0000905148-26-003412Jul 30, 2026 12:31 AM
244Insider Transaction0000905148-26-003410Jul 30, 2026 12:31 AM
254Insider Transaction0000905148-26-003409Jul 30, 2026 12:30 AM
26144Insider Transaction0001950047-26-007389Jul 29, 2026 4:12 PM
27144Insider Transaction0001950047-26-007388Jul 29, 2026 4:12 PM
28SCHEDULE 13GBeneficial Ownership Report0002012383-26-002784Jul 29, 2026 3:19 PM
294Insider Transaction0001045463-26-000009Jun 18, 2026 3:38 PM
304Insider Transaction0001045463-26-000008Jun 16, 2026 8:58 PM
314Insider Transaction0001045463-26-000007Jun 12, 2026 5:59 PM
323Insider Transaction0000905148-26-002932Jun 12, 2026 4:18 PM
33144Insider Transaction0001193125-26-263019Jun 9, 2026 8:00 AM
344Insider Transaction0001045463-26-000006Jun 5, 2026 5:46 PM
354Insider Transaction0001045463-26-000005Jun 3, 2026 12:41 PM
364Insider Transaction0000905148-26-002471May 15, 2026 1:29 AM
374Insider Transaction0000905148-26-002470May 15, 2026 1:28 AM
384Insider Transaction0000905148-26-002469May 15, 2026 1:28 AM
394Insider Transaction0000905148-26-002468May 15, 2026 1:28 AM
404Insider Transaction0000905148-26-002467May 15, 2026 1:28 AM
414Insider Transaction0000905148-26-002466May 15, 2026 1:28 AM
428-KCurrent Report0001193125-26-226968May 15, 2026 8:31 PM
43SCHEDULE 13GBeneficial Ownership Report0001104659-26-062524May 15, 2026 8:07 PM
443Insider Transaction0001045463-26-000003May 14, 2026 10:22 PM
45SCHEDULE 13GBeneficial Ownership Report0001045463-26-000002May 11, 2026 7:25 PM
46SCHEDULE 13GBeneficial Ownership Report0001045463-26-000002May 11, 2026 7:25 PM
4710-QQuarterly & Annual Report0001559053-26-000017May 7, 2026 8:20 PM
4810-QQuarterly & Annual Report0001559053-26-000017May 7, 2026 8:20 PM
498-KCurrent Report0001559053-26-000016May 7, 2026 8:14 PM
508-KCurrent Report0001559053-26-000016May 7, 2026 8:14 PM
...

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