PRTAProthena Corporation plc
$8.61-15% 1Y
$8.61
$7.9152 weeks$11.51
PRTA in its own filings
Nothing in PRTA's filing record raises a hard flag: no restatement, late filing, bankruptcy or delisting notice, and no auditor change next to one. That is the common case, not a distinction.
260
Events found in the filings · across 1,022 filings · the record starts in 2012
- Hard flags
- none
Hard flags
- Most recent filing
- Oct 2, 2026
Most recent filing · Form 8-K
- Record starts
- Oct 29, 2012
Record starts · the earliest filing Ryufin holds for this name
Details›
- Next results filingsame week as a year ago
- expected around Nov 5, 2026
- Change in certifying accountanthistorical
- 2012-12-21
- SEC comment-letter activity20 occurrences
- 2023-08-23
SEC EDGAR submissions index and 8-K item codes; 4.02 and 1.03 items are confirmed against the filing text.
What the company said
The company's own words from its current reports to the SEC, newest first
- Oct 2, 2026On October 2, 2026, Chad J. Swanson, Ph.D., Chief Development Officer of Prothena Corporation plc (the “Company”) notified the Company that he is resigning from the Company effective October 9, 2026.Director or officer change · Form 8-K
- Aug 6, 2026Prothena Reports Second Quarter 2026 Financial Results an d Business Highlights.Earnings release · press release
- May 7, 2026Prothena Reports First Quarter 2026 Financial Results and Business Highlights.Earnings release · press release
- Feb 27, 2026On February 27, 2026, the Company announced a share repurchase plan under which the Company may repurchase up to $100.0 million of the Company's outstanding ordinary shares, par value $0.01 per share.Regulation FD disclosure · Form 8-K
- Feb 19, 2026Prothena Reports Fourth Quarter and Full Year 2025 Financial Results, and Provides Financial Guidance and Business Highlights.Earnings release · press release
- Dec 12, 2025On December 10, 2025, Paula Cobb notified Prothena Corporation plc (the “Company”) of her decision to resign from the Board of Directors of the Company (the “Board”), effective as of December 31, 2025.Director or officer change · Form 8-K
- Nov 6, 2025Prothena Reports Third Quarter 2025 Financial Results and Business Highlights.Earnings release · press release
Quoted from SEC EDGAR filings. A current report is filed within four business days of the event it describes.
opening the record…