| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 27, 2017 | Option Exercise | $6.73 | 4,724 | 31,793 | 6,724 | Sep 29, 2017, 05:17 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 27, 2017 | Sale | $69.05 | 4,724 | 326,189 | 2,000 | Sep 29, 2017, 05:17 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 28, 2017 | Option Exercise | $6.73 | 12,776 | 85,982 | 14,776 | Sep 29, 2017, 05:17 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 28, 2017 | Sale | $69.20 | 12,776 | 884,056 | 2,000 | Sep 29, 2017, 05:17 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 25, 2017 | Option Exercise | $6.41 | 17,500 | 112,175 | 19,500 | Sep 27, 2017, 04:05 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 25, 2017 | Sale | $63.60 | 17,500 | 1,112,931 | 5,783 | Sep 27, 2017, 04:05 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Dec 09, 2015 | Option Exercise | $6.73 | 10,000 | 67,300 | 12,000 | Dec 11, 2015, 04:19 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Dec 09, 2015 | Sale | $66.17 | 10,000 | 661,652 | 9,295 | Dec 11, 2015, 04:19 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 09, 2015 | Option Exercise | $6.41 | 10,000 | 64,100 | 12,000 | Sep 11, 2015, 04:09 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Sep 09, 2015 | Sale | $56.06 | 10,000 | 560,558 | 6,200 | Sep 11, 2015, 04:09 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Jun 09, 2015 | Sale | $44.41 | 12,000 | 532,949 | 4,760 | Jun 09, 2015, 04:55 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Jun 09, 2015 | Option Exercise | $6.41 | 12,000 | 76,920 | 14,000 | Jun 09, 2015, 04:55 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Mar 20, 2015 | Option Exercise | $6.41 | 13,000 | 83,330 | 15,000 | Mar 20, 2015, 04:05 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | Mar 20, 2015 | Sale | $39.99 | 13,000 | 519,870 | 2,000 | Mar 20, 2015, 04:05 PM | |
| PRTA | Prothena Corp plc | Nickerson Tara | Chief Business Officer | May 12, 2014 | Buy | $21.00 | 1,656 | 34,776 | 2,000 | May 12, 2014, 07:03 PM |
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