PRTA Insider Transactions — Page 4
440 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 301–400; provenance stays internal.
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-18 | Purchase | 44,100.0 | $23.65 |
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-18 | Purchase | 44,100.0 | $3.68 |
| Zago Wagner M. | Chief Scientific Officer | 2021-02-18 | Sale | 7,540.0 | $25.5 |
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-17 | Purchase | 198,840.0 | $23.46 |
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-16 | Purchase | 89,200.0 | $22.78 |
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-12 | Purchase | 282,800.0 | $20.08 |
| EcoR1 Capital, LLC | TenPercentOwner | 2021-02-12 | Purchase | 62,500.0 | $20.5 |
| Zago Wagner M. | Chief Scientific Officer | 2021-02-12 | Sale | 18,750.0 | $20.0 |
| Zago Wagner M. | Chief Scientific Officer | 2021-02-12 | Sale | 7,560.0 | $17.07 |
| Selkoe Dennis J. | Director | 2017-10-02 | Sale | 201.0 | $64.77 |
| Selkoe Dennis J. | Director | 2017-10-02 | Sale | 3,299.0 | $64.13 |
| Nickerson Tara | Chief Business Officer | 2017-09-28 | Sale | 12,776.0 | $69.2 |
| Walker Karin L | See Remarks | 2017-09-28 | Sale | 1,500.0 | $70.0 |
| Kinney Gene G. | President and CEO | 2017-09-28 | Sale | 2,800.0 | $70.0 |
| Zago Wagner M. | Chief Scientific Officer | 2017-09-28 | Sale | 900.0 | $70.0 |
| HENNEY CHRISTOPHER S | Director | 2017-09-28 | Sale | 900.0 | $70.0 |
| Nickerson Tara | Chief Business Officer | 2017-09-27 | Sale | 4,724.0 | $69.05 |
| Nickerson Tara | Chief Business Officer | 2017-09-25 | Sale | 3,783.0 | $64.33 |
| Nickerson Tara | Chief Business Officer | 2017-09-25 | Sale | 13,717.0 | $63.39 |
| HENNEY CHRISTOPHER S | Director | 2017-07-17 | Sale | 5,000.0 | $66.13 |
| Walker Karin L | See Remarks | 2017-07-17 | Sale | 3,600.0 | $65.21 |
| Walker Karin L | See Remarks | 2017-07-17 | Sale | 1,400.0 | $64.06 |
| Selkoe Dennis J. | Director | 2017-07-07 | Sale | 500.0 | $58.55 |
| Selkoe Dennis J. | Director | 2017-07-07 | Sale | 3,000.0 | $58.04 |
| Walker Karin L | See Remarks | 2017-04-17 | Sale | 2,000.0 | $52.29 |
| Walker Karin L | See Remarks | 2017-04-17 | Sale | 100.0 | $52.7 |
| Walker Karin L | See Remarks | 2017-04-17 | Sale | 2,900.0 | $52.21 |
| Selkoe Dennis J. | Director | 2017-04-03 | Sale | 3,500.0 | $55.86 |
| Nguyen Tran | Chief Financial Officer | 2017-03-09 | Purchase | 1,000.0 | $51.32 |
| Selkoe Dennis J. | Director | 2017-03-01 | Sale | 3,500.0 | $59.25 |
| HOMAN ARTHUR W | Chief Legal Officer | 2017-03-01 | Sale | 3,125.0 | $59.28 |
| Kinney Gene G. | President and CEO | 2017-03-01 | Sale | 12,822.0 | $61.24 |
| Kinney Gene G. | President and CEO | 2017-03-01 | Sale | 12,341.0 | $60.28 |
| Kinney Gene G. | President and CEO | 2017-02-28 | Sale | 3,796.0 | $60.0 |
| HENNEY CHRISTOPHER S | Director | 2017-02-27 | Sale | 5,989.0 | $57.16 |
| HENNEY CHRISTOPHER S | Director | 2017-02-17 | Sale | 4,011.0 | $57.06 |
| HOMAN ARTHUR W | Chief Legal Officer | 2017-01-04 | Sale | 2,712.0 | $52.27 |
| HOMAN ARTHUR W | Chief Legal Officer | 2017-01-03 | Sale | 413.0 | $52.15 |
| Selkoe Dennis J. | Director | 2016-11-28 | Sale | 900.0 | $63.59 |
| Selkoe Dennis J. | Director | 2016-11-28 | Sale | 4,100.0 | $62.17 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-11-09 | Sale | 3,125.0 | $52.19 |
| Kinney Gene G. | President and CEO | 2016-11-09 | Sale | 8,548.0 | $55.32 |
| Kinney Gene G. | President and CEO | 2016-10-21 | Sale | 5,834.0 | $55.15 |
| Kinney Gene G. | President and CEO | 2016-10-20 | Sale | 14,785.0 | $55.08 |
| Walker Karin L | See Remarks | 2016-10-13 | Sale | 900.0 | $54.71 |
| Walker Karin L | See Remarks | 2016-10-13 | Sale | 1,100.0 | $53.61 |
| Walker Karin L | See Remarks | 2016-10-13 | Sale | 1,800.0 | $54.74 |
| Walker Karin L | See Remarks | 2016-10-13 | Sale | 1,200.0 | $53.7 |
| Walker Karin L | See Remarks | 2016-09-19 | Sale | 4,500.0 | $61.83 |
| Walker Karin L | See Remarks | 2016-09-19 | Sale | 500.0 | $60.01 |
| Walker Karin L | See Remarks | 2016-09-19 | Sale | 2,700.0 | $61.83 |
| Walker Karin L | See Remarks | 2016-09-19 | Sale | 4,300.0 | $60.0 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-09-01 | Sale | 3,125.0 | $52.16 |
| Selkoe Dennis J. | Director | 2016-08-22 | Sale | 1,700.0 | $55.05 |
| Selkoe Dennis J. | Director | 2016-08-22 | Sale | 3,300.0 | $54.39 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-07-20 | Sale | 9,375.0 | $52.14 |
| Selkoe Dennis J. | Director | 2016-05-24 | Sale | 4,820.0 | $45.0 |
| Selkoe Dennis J. | Director | 2016-05-23 | Sale | 180.0 | $45.0 |
| Walker Karin L | See Remarks | 2016-04-13 | Sale | 1,000.0 | $45.29 |
| Walker Karin L | See Remarks | 2016-04-13 | Sale | 1,000.0 | $45.28 |
| Walker Karin L | See Remarks | 2016-04-13 | Sale | 400.0 | $45.59 |
| Walker Karin L | See Remarks | 2016-04-13 | Sale | 1,600.0 | $44.78 |
| Selkoe Dennis J. | Director | 2016-04-04 | Sale | 5,000.0 | $45.0 |
| Walker Karin L | See Remarks | 2016-01-13 | Sale | 500.0 | $51.82 |
| Walker Karin L | See Remarks | 2016-01-13 | Sale | 1,500.0 | $50.69 |
| Walker Karin L | See Remarks | 2016-01-13 | Sale | 500.0 | $51.8 |
| Walker Karin L | See Remarks | 2016-01-13 | Sale | 1,500.0 | $50.67 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-01-04 | Sale | 600.0 | $66.55 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-01-04 | Sale | 1,138.0 | $65.46 |
| HOMAN ARTHUR W | Chief Legal Officer | 2016-01-04 | Sale | 1,387.0 | $64.51 |
| Nickerson Tara | Chief Business Officer | 2015-12-09 | Sale | 600.0 | $66.94 |
| Nickerson Tara | Chief Business Officer | 2015-12-09 | Sale | 6,695.0 | $66.4 |
| Nickerson Tara | Chief Business Officer | 2015-12-09 | Sale | 2,705.0 | $65.42 |
| Kinney Gene G. | CSO & Head of R&D | 2015-12-09 | Sale | 1,360.0 | $67.05 |
| Kinney Gene G. | CSO & Head of R&D | 2015-12-09 | Sale | 20,439.0 | $66.37 |
| Kinney Gene G. | CSO & Head of R&D | 2015-12-09 | Sale | 8,201.0 | $65.46 |
| Nguyen Tran | Chief Financial Officer | 2015-12-09 | Sale | 2,100.0 | $67.0 |
| Nguyen Tran | Chief Financial Officer | 2015-12-09 | Sale | 19,731.0 | $66.37 |
| Nguyen Tran | Chief Financial Officer | 2015-12-09 | Sale | 8,169.0 | $65.46 |
| Selkoe Dennis J. | Director | 2015-12-01 | Sale | 200.0 | $69.69 |
| Selkoe Dennis J. | Director | 2015-12-01 | Sale | 1,519.0 | $69.12 |
| Selkoe Dennis J. | Director | 2015-12-01 | Sale | 1,406.0 | $68.19 |
| HENNEY CHRISTOPHER S | Director | 2015-11-27 | Sale | 5,000.0 | $75.0 |
| Ekman Lars | Director | 2015-11-25 | Sale | 1,910.0 | $74.43 |
| Ekman Lars | Director | 2015-11-25 | Sale | 11,502.0 | $73.73 |
| Ekman Lars | Director | 2015-11-25 | Sale | 16,588.0 | $72.96 |
| Schenk Dale B. | President and CEO | 2015-11-17 | Sale | 300.0 | $69.37 |
| Schenk Dale B. | President and CEO | 2015-11-17 | Sale | 7,200.0 | $68.65 |
| Schenk Dale B. | President and CEO | 2015-11-17 | Sale | 7,374.0 | $67.89 |
| Schenk Dale B. | President and CEO | 2015-11-17 | Sale | 9,826.0 | $66.83 |
| Schenk Dale B. | President and CEO | 2015-11-17 | Sale | 5,300.0 | $65.78 |
| Koller Martin | Chief Medical Officer | 2015-11-13 | Sale | 30,000.0 | $65.03 |
| HOMAN ARTHUR W | Chief Legal Officer | 2015-11-02 | Sale | 3,125.0 | $52.14 |
| HENNEY CHRISTOPHER S | Director | 2015-10-29 | Sale | 5,000.0 | $55.0 |
| Nickerson Tara | Chief Business Officer | 2015-09-09 | Sale | 200.0 | $57.32 |
| Nickerson Tara | Chief Business Officer | 2015-09-09 | Sale | 4,000.0 | $56.52 |
| Nickerson Tara | Chief Business Officer | 2015-09-09 | Sale | 5,800.0 | $55.69 |
| Koller Martin | Chief Medical Officer | 2015-09-02 | Sale | 5,400.0 | $55.17 |
| HOMAN ARTHUR W | Chief Legal Officer | 2015-09-01 | Sale | 2,025.0 | $55.77 |
| HOMAN ARTHUR W | Chief Legal Officer | 2015-09-01 | Sale | 1,100.0 | $54.85 |