CHRS Insider Transactions
177 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
CHRS insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Wahlstrom Mats | Director | 2025-05-23 | Sale | 99,988.0 | $0.74 |
| Lanfear Dennis M | President & CEO | 2023-11-22 | Sale | 223,100.0 | $2.02 |
| Stilwell McDavid | Chief Financial Officer | 2021-10-15 | Sale | 3,507.0 | $16.8 |
| HEALY JAMES | Director | 2021-09-29 | Sale | 286,076.0 | $16.12 |
| HEALY JAMES | Director | 2021-09-28 | Sale | 48,329.0 | $17.17 |
| HEALY JAMES | Director | 2021-09-27 | Sale | 100,150.0 | $18.06 |
| Stilwell McDavid | Chief Financial Officer | 2021-06-09 | Purchase | 3,700.0 | $13.42 |
| Lanfear Dennis M | President & CEO | 2021-06-08 | Sale | 31,054.0 | $13.56 |
| Vexler Vladimir | Chief Scientific Officer | 2021-03-09 | Sale | 114,240.0 | $16.25 |
| Anicetti Vincent R | Chief Operating Officer | 2021-03-05 | Sale | 6,337.0 | $15.46 |
| Anicetti Vincent R | Chief Operating Officer | 2021-03-05 | Sale | 20,312.0 | $15.46 |
| Anicetti Vincent R | Chief Operating Officer | 2021-02-17 | Sale | 2,488.0 | $17.45 |
| Viret Jean-Frederic | Chief Financial Officer | 2021-02-01 | Sale | 7,402.0 | $21.55 |
| Viret Jean-Frederic | Chief Financial Officer | 2021-01-25 | Sale | 6,144.0 | $19.0 |
| Viret Jean-Frederic | Chief Financial Officer | 2021-01-25 | Sale | 40,000.0 | $20.1 |
| Anicetti Vincent R | Chief Operating Officer | 2021-01-19 | Sale | 2,500.0 | $17.94 |
| Anicetti Vincent R | Chief Operating Officer | 2020-12-17 | Sale | 2,500.0 | $17.51 |
| Vexler Vladimir | Chief Scientific Officer | 2020-12-10 | Sale | 17,626.0 | $18.05 |
| Vexler Vladimir | Chief Scientific Officer | 2020-12-09 | Sale | 49,512.0 | $18.24 |
| Anicetti Vincent R | Chief Operating Officer | 2020-12-07 | Sale | 8,791.0 | $18.42 |
| Anicetti Vincent R | Chief Operating Officer | 2020-12-04 | Sale | 49,000.0 | $18.85 |
| Anicetti Vincent R | Chief Operating Officer | 2020-12-03 | Sale | 49,756.0 | $18.67 |
| Anicetti Vincent R | Chief Operating Officer | 2020-11-18 | Sale | 4,283.0 | $18.0 |
| Anicetti Vincent R | Chief Operating Officer | 2020-11-17 | Sale | 3,567.0 | $17.68 |
| Anicetti Vincent R | Chief Operating Officer | 2020-11-17 | Sale | 12,420.0 | $17.68 |
| Anicetti Vincent R | Chief Operating Officer | 2020-11-17 | Sale | 2,500.0 | $17.5 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-11-17 | Sale | 1,995.0 | $17.49 |
| Anicetti Vincent R | Chief Operating Officer | 2020-10-19 | Sale | 3,217.0 | $17.89 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-10-14 | Sale | 6,144.0 | $19.0 |
| Anicetti Vincent R | Chief Operating Officer | 2020-09-17 | Sale | 5,000.0 | $18.84 |
| Anicetti Vincent R | Chief Operating Officer | 2020-08-17 | Sale | 5,000.0 | $19.37 |
| Anicetti Vincent R | Chief Operating Officer | 2020-07-17 | Sale | 15,000.0 | $18.25 |
| Szela Mary T | Director | 2020-06-22 | Sale | 54,997.0 | $17.58 |
| Anicetti Vincent R | Chief Operating Officer | 2020-06-17 | Sale | 2,500.0 | $17.22 |
| Wahlstrom Mats | Director | 2020-06-17 | Sale | 200,000.0 | $17.15 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-05-20 | Sale | 1,278.0 | $17.66 |
| Anicetti Vincent R | Chief Operating Officer | 2020-05-18 | Sale | 2,500.0 | $17.17 |
| Anicetti Vincent R | Chief Operating Officer | 2020-05-18 | Sale | 593.0 | $17.17 |
| Anicetti Vincent R | Chief Operating Officer | 2020-04-20 | Sale | 5,150.0 | $17.0 |
| Anicetti Vincent R | Chief Operating Officer | 2020-04-17 | Sale | 5,000.0 | $15.57 |
| Wahlstrom Mats | Director | 2020-03-03 | Sale | 4,222.0 | $20.89 |
| Wahlstrom Mats | Director | 2020-03-03 | Sale | 113,844.0 | $20.09 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-02-19 | Sale | 3,159.0 | $22.33 |
| Anicetti Vincent R | Chief Operating Officer | 2020-02-18 | Sale | 5,000.0 | $21.64 |
| Anicetti Vincent R | Chief Operating Officer | 2020-02-18 | Sale | 2,500.0 | $21.64 |
| Anicetti Vincent R | Chief Operating Officer | 2020-02-18 | Sale | 2,500.0 | $21.64 |
| Anicetti Vincent R | Chief Operating Officer | 2020-01-17 | Sale | 2,500.0 | $19.69 |
| Anicetti Vincent R | Chief Operating Officer | 2020-01-17 | Sale | 5,000.0 | $19.56 |
| Anicetti Vincent R | Chief Operating Officer | 2020-01-17 | Sale | 2,500.0 | $19.57 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-01-15 | Sale | 2,798.0 | $20.08 |
| Viret Jean-Frederic | Chief Financial Officer | 2020-01-15 | Sale | 3,520.0 | $19.67 |
| Anicetti Vincent R | Chief Operating Officer | 2019-12-16 | Sale | 2,500.0 | $18.69 |
| Lanfear Dennis M | President & CEO | 2019-11-21 | Sale | 12,500.0 | $18.56 |
| Lanfear Dennis M | President & CEO | 2019-11-20 | Sale | 825,000.0 | $18.0 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-11-20 | Sale | 3,159.0 | $19.59 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-11-18 | Sale | 3,112.0 | $18.88 |
| Anicetti Vincent R | Chief Operating Officer | 2019-11-14 | Sale | 2,500.0 | $19.26 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-10-18 | Sale | 1,388.0 | $19.02 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-10-16 | Sale | 3,159.0 | $19.0 |
| Anicetti Vincent R | Chief Operating Officer | 2019-10-14 | Sale | 2,500.0 | $18.4 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-09-23 | Sale | 740.0 | $21.78 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-09-18 | Sale | 3,159.0 | $20.44 |
| Anicetti Vincent R | Chief Operating Officer | 2019-09-16 | Sale | 2,500.0 | $20.03 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-08-21 | Sale | 6,058.0 | $21.75 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-08-21 | Sale | 260.0 | $20.73 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-08-19 | Sale | 3,000.0 | $19.04 |
| Anicetti Vincent R | Chief Operating Officer | 2019-08-14 | Sale | 2,500.0 | $19.0 |
| Anicetti Vincent R | Chief Operating Officer | 2019-07-15 | Sale | 2,500.0 | $19.2 |
| HEALY JAMES | Director | 2019-07-02 | Sale | 160,000.0 | $22.61 |
| HEALY JAMES | Director | 2019-06-28 | Sale | 200,000.0 | $22.05 |
| HEALY JAMES | Director | 2019-06-20 | Sale | 317,130.0 | $21.37 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-06-19 | Sale | 100.0 | $20.81 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-06-19 | Sale | 3,059.0 | $20.32 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-06-19 | Sale | 667.0 | $20.0 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-06-18 | Sale | 3,000.0 | $19.31 |
| Lanfear Dennis M | President & CEO | 2019-05-30 | Sale | 32,398.0 | $19.49 |
| HEALY JAMES | Director | 2019-05-22 | Sale | 257,870.0 | $20.69 |
| Viret Jean-Frederic | Chief Financial Officer | 2019-03-20 | Sale | 3,000.0 | $14.92 |
| FINCK BARBARA K | Chief Medical Officer | 2018-09-10 | Sale | 1,760.0 | $18.58 |
| HEALY JAMES | Director | 2018-08-29 | Sale | 25,000.0 | $20.5 |
| FINCK BARBARA K | Chief Medical Officer | 2018-08-13 | Sale | 1,760.0 | $19.02 |
| Viret Jean-Frederic | Chief Financial Officer | 2018-07-23 | Sale | 9,291.0 | $18.56 |
| FINCK BARBARA K | Chief Medical Officer | 2018-07-10 | Sale | 1,260.0 | $15.0 |
| FINCK BARBARA K | Chief Medical Officer | 2018-07-09 | Sale | 500.0 | $15.03 |
| FINCK BARBARA K | Chief Medical Officer | 2018-06-18 | Sale | 1,760.0 | $15.0 |
| Lanfear Dennis M | See Remarks | 2018-05-16 | Sale | 20,984.0 | $16.26 |
| Herman Alan C. | Chief Scientific Officer | 2017-08-08 | Sale | 17,535.0 | $15.02 |
| Herman Alan C. | Chief Scientific Officer | 2017-07-05 | Sale | 600.0 | $15.0 |
| Herman Alan C. | Chief Scientific Officer | 2017-06-01 | Sale | 1,732.0 | $20.98 |
| Herman Alan C. | Chief Scientific Officer | 2017-06-01 | Sale | 9,601.0 | $20.2 |
| Herman Alan C. | Chief Scientific Officer | 2017-05-01 | Sale | 11,333.0 | $20.0 |
| Herman Alan C. | Chief Scientific Officer | 2017-04-03 | Sale | 11,333.0 | $20.73 |
| Herman Alan C. | Chief Scientific Officer | 2017-03-01 | Sale | 11,333.0 | $24.19 |
| Herman Alan C. | Chief Scientific Officer | 2017-02-01 | Sale | 11,333.0 | $27.37 |
| Viret Jean-Frederic | Chief Financial Officer | 2017-01-25 | Sale | 3,900.0 | $27.0 |
| Herman Alan C. | Chief Scientific Officer | 2017-01-03 | Sale | 683.0 | $28.6 |
| Herman Alan C. | Chief Scientific Officer | 2017-01-03 | Sale | 10,650.0 | $27.9 |
| Viret Jean-Frederic | Chief Financial Officer | 2016-12-16 | Sale | 3,900.0 | $28.3 |
| Wahlstrom Mats | Director | 2016-12-08 | Sale | 46,190.0 | $27.52 |
| Wahlstrom Mats | Director | 2016-12-07 | Sale | 7,393.0 | $27.5 |