PRTA
Prothena Corp Public Ltd CoCompany with tickers: PRTA
CIK
1559053
CUSIP
G72800108
Shares Outstanding
52,353,237
13F Activity (30d)
103 filings
100 filers
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-06-09 | MALECEK MICHAEL J | Previous Officer | 80,000 | 2026-06-09 | ETRADE FINANCIAL CORPORATION |
| 2024-01-24 | Walker Karin L | Officer | 5,000 | 2024-01-24 | UBS Financial Services, Inc. |
| 2023-12-20 | Walker Karin L | Officer | 5,000 | 2023-12-20 | UBS Financial Services, Inc |
| 2023-11-30 | Walker Karin L | Officer | 5,000 | 2023-11-30 | UBS Financial Services, Inc. |
| 2023-10-25 | Walker Karin L | Officer | 5,000 | 2023-10-25 | UBS Financial Services, Inc. |
| 2023-10-11 | Smith Brandon S. | Officer | 4,000 | 2023-10-11 | UBS Financial Services, Inc. |
| 2023-10-04 | Karp Carol D. | Officer | 5,000 | 2023-10-04 | UBS Financial Services, Inc |
| 2023-09-27 | Malecek Michael J | Officer | 5,000 | 2023-09-27 | UBS Financial Services Inc. |
| 2023-09-25 | Patel Sanjiv | Director | 35,000 | 2023-09-25 | Morgan Stanley Smith Barney LLC Executive Services |
| 2023-09-19 | KARIN WALKER | Officer | 5,000 | 2023-09-19 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2023-09-13 | Smith Brandon S. | Officer | 4,000 | 2023-09-13 | UBS Financial Services, Inc. |
| 2023-09-13 | Garren Hideki | Officer | 2,000 | 2023-09-13 | UBS Financial Services, Inc. |
| 2023-09-06 | Karp Carol D. | Officer | 5,000 | 2023-09-06 | UBS Financial Services, Inc. |
| 2023-08-30 | Malecek Michael J | Officer | 5,000 | 2023-08-30 | UBS Financial Services, Inc. |
| 2023-08-18 | KARIN WALKER | Officer | 5,000 | 2023-08-18 | E*TRADE FINANCIAL CORPORATION |
| 2023-08-16 | Smith Brandon S. | Officer | 4,000 | 2023-08-16 | UBS Financial Services, Inc. |
| 2023-08-16 | Garren Hideki | Officer | 2,000 | 2023-08-16 | UBS Financial Services, Inc. |
| 2023-08-02 | Zago Wagner M. | Officer | 4,000 | 2023-08-02 | UBS Financial Services, Inc. |
| 2023-08-02 | Karp Carol D. | Officer | 5,000 | 2023-08-02 | UBS Financial Services, Inc. |
| 2023-07-26 | Malecek Michael J | Officer | 5,000 | 2023-07-26 | UBS Financial Services, Inc. |
| 2023-07-19 | KARIN WALKER | Officer | 5,000 | 2023-07-19 | E*TRADE FINANCIAL CORPORATION |
| 2023-07-12 | Smith Brandon S. | Officer | 4,000 | 2023-07-12 | UBS Financial Services, Inc. |
| 2023-07-12 | Garren Hideki | Officer | 2,000 | 2023-07-12 | UBS Financial Services, Inc. |
| 2023-07-05 | Karp Carol D. | Officer | 5,000 | 2023-07-05 | UBS Financial Services, Inc. |
| 2023-07-05 | Zago Wagner M. | Officer | 4,000 | 2023-07-05 | UBS Financial Services, Inc. |
| 2023-07-03 | DENNIS SELKOE | Director | 5,000 | 2023-07-03 | E*TRADE FINANCIAL CORPORATION |
| 2023-06-28 | Malecek Michael J | Officer | 5,000 | 2023-06-28 | UBS Financial Services, Inc. |
| 2023-06-20 | KARIN WALKER | Officer | 5,000 | 2023-06-20 | E*TRADE FINANCIAL CORPORATION |
| 2023-06-16 | Garren Hideki | Officer | 7,331 | 2023-06-16 | UBS Financial Services, Inc. |
| 2023-06-14 | Smith Brandon S. | Officer | 5,333 | 2023-06-14 | UBS Financial Services, Inc. |
| 2023-06-14 | Garren Hideki | Officer | 4,669 | 2023-06-14 | UBS Financial Services Inc. |
| 2023-06-14 | Patel Sanjiv | Director | 35,000 | 2023-06-14 | ETRADE FINANCIAL CORPORATION |
| 2023-06-07 | Karp Carol D. | Officer, CRO | 20,000 | 2023-06-07 | UBS Financial Services Inc. |
| 2023-06-07 | Zago Wagner M. | Officer | 19,000 | 2023-06-07 | UBS Financial Services, Inc. |
| 2023-05-31 | Malecek Michael J | Officer | 5,000 | 2023-05-31 | UBS Financial Services, Inc. |
| 2023-05-19 | KARIN WALKER | Officer | 5,000 | 2023-05-19 | Morgan Stanley Smith Barney LLC |
| 2023-05-17 | Nguyen Tran | Officer | 95,000 | 2023-05-17 | UBS Financial Services, Inc. |
| 2023-05-17 | Kinney Gene G. | Officer, President & CEO | 45,000 | 2023-05-17 | UBS Financial Services Inc. |
| 2023-05-03 | DENNIS SELKOE | Director | 15,000 | 2023-05-03 | Morgan Stanley Smith Barney LLC |
| 2023-04-26 | Malecek Michael J | Officer | 5,000 | 2023-04-26 | UBS Financial Services, Inc. |
| 2023-04-19 | KARIN WALKER | Officer | 5,000 | 2023-04-19 | Morgan Stanley Smith Barney LLC |
Showing 1–41 of 41 filings