 | Form 4 Filings | Insider Buys | Significant Buys | Penny Stocks Insider Buying | Insider Sales |
| Insider Buy Sell Ratios | Stock Options | Insider Trading Stock Screener | Insider Trading Graph View | Insider Watch |
Insider Trading - SUTRO BIOPHARMA Inc (STRO)
| | "Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise" - Peter Lynch What is insider trading>> |
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2019-12-26 Sale | 2019-12-27 5:31 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $11.08 | $10,802 | 24,590 (Direct) | View |
| 2020-01-27 Sale | 2020-01-28 4:48 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $10.51 | $10,250 | 23,615 (Direct) | View |
| 2020-02-26 Sale | 2020-02-27 5:34 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $10.47 | $10,207 | 22,640 (Direct) | View |
| 2020-03-26 Sale | 2020-03-27 5:32 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $9.6949 | $9,453 | 21,665 (Direct) | View |
| 2020-04-27 Sale | 2020-04-27 8:24 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $9.4183 | $9,183 | 20,690 (Direct) | View |
| 2020-05-14 Purchase | 2020-05-14 5:26 pm | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 3,225 | $7.75 | $24,994 | 9,007 (Indirect Direct) | View |
| 2020-05-14 Purchase | 2020-05-14 5:27 pm | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 6,451 | $7.75 | $49,995 | 12,083 (Direct) | View |
| 2020-05-14 Purchase | 2020-05-14 5:29 pm | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 64,516 | $7.75 | $499,999 | 166,627 (Indirect Direct) | View |
| 2020-05-26 Sale | 2020-05-27 6:38 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $10 | $9,753 | 19,715 (Direct) | View |
| 2020-06-26 Sale | 2020-06-29 7:23 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $8.0181 | $7,818 | 18,740 (Direct) | View |
| 2020-07-27 Sale | 2020-07-28 5:08 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 975 | $8.0597 | $7,858 | 17,765 (Direct) | View |
| 2020-08-19 Sale | 2020-08-21 5:18 pm | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 500,000 | $8.72 | $4,360,000 | 1,460,053 (Indirect) | View |
| 2020-08-26 Sale | 2020-08-27 5:04 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 975 | $9.0444 | $8,818 | 16,790 (Direct) | View |
| 2020-09-11 Sale | 2020-09-15 5:15 pm | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 500,000 | $10 | $5,000,000 | 960,053 (Indirect) | View |
| 2020-09-18 Sale | 2020-09-22 4:56 pm | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 400,000 | $12 | $4,800,000 | 560,053 (Indirect) | View |
| 2020-09-25 Sale | 2020-09-28 5:55 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 975 | $10.26 | $10,007 | 27,530 (Direct) | View |
| 2020-11-05 Sale | 2020-11-06 5:08 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 16,751 | $15 | $251,265 | 36,712 (Direct) | View |
| 2020-11-27 Sale | 2020-11-30 5:14 pm | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 2,393 | $17.01 | $40,713 | 36,712 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2020-01-07 Option Award | 2020-01-08 5:25 pm | N/A 2030-01-07 | SUTRO BIOPHARMA Inc | STRO | PANEK JAMES P Director | 24,000 | $12.02 | 24,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:11 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | ALBINI EDWARD C CFO | 47,500 | $10.09 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:11 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | ALBINI EDWARD C CFO | 21,000 | $0 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:15 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | Shabbir Anik COO | 41,250 | $10.09 | 18,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:15 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | Shabbir Anik COO | 18,000 | $0 | 18,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:16 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 66,250 | $10.09 | 33,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:16 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 33,000 | $0 | 33,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:17 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 47,500 | $10.09 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:17 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Science Officer | 21,000 | $0 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:18 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 47,500 | $10.09 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:18 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 21,000 | $0 | 21,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:20 pm | N/A 2030-01-29 | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 125,000 | $10.09 | 55,000 (Direct) | View |
| 2020-01-29 Option Award | 2020-01-31 5:20 pm | N/A 2024-01-29 | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 55,000 | $0 | 55,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:25 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | Dybbs Michael Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:26 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:27 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | Lobacki Joseph M Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:28 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | MATSUI CONNIE Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:35 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | Petree Daniel H Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:36 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | Sharp Shalini Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-06-05 Option Award | 2020-06-08 5:46 pm | N/A 2030-06-04 | SUTRO BIOPHARMA Inc | STRO | PANEK JAMES P Director | 12,000 | $9.83 | 12,000 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:52 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | ALBINI EDWARD C CFO | 7,174 | $0 | 7,174 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:52 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | ALBINI EDWARD C CFO | 2,480 | $10.3 | 7,174 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:52 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | ALBINI EDWARD C CFO | 7,174 | $0 | 7,174 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:53 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Shabbir Anik COO | 8,609 | $0 | 8,609 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:53 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Shabbir Anik COO | 2,976 | $10.3 | 8,609 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:53 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | Shabbir Anik COO | 8,609 | $0 | 8,609 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:54 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 7,576 | $0 | 7,576 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:54 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 2,619 | $10.3 | 7,576 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:54 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | FITZPATRICK LINDA A Chief People & Comm. Officer | 7,576 | $0 | 7,576 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:55 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 11,019 | $0 | 27,530 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:55 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 3,810 | $10.3 | 27,530 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:55 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 6,887 | $0 | 27,530 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:55 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 2,381 | $10.3 | 27,530 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:55 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 11,019 | $0 | 27,530 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:55 pm | N/A 2020-09-26 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 6,887 | $0 | 27,530 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:56 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 8,609 | $0 | 8,609 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:56 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 2,976 | $10.3 | 8,609 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:56 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | MOLINA ARTURO MD Chief Medical Officer | 8,609 | $0 | 8,609 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:57 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 25,252 | $0 | 25,253 (Direct) | View |
| 2020-09-25 Tax Withholding | 2020-09-28 5:57 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 13,219 | $10.3 | 25,253 (Direct) | View |
| 2020-09-25 Exercise | 2020-09-28 5:57 pm | N/A 2021-09-26 | SUTRO BIOPHARMA Inc | STRO | NEWELL WILLIAM J CEO | 25,252 | $0 | 25,253 (Direct) | View |
| 2020-10-05 Exercise | 2020-10-06 4:54 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 9,182 | $4.36 | 23,934 (Direct) | View |
| 2020-10-05 Exercise | 2020-10-06 4:54 pm | N/A 2021-02-08 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 9,182 | $4.36 | 23,934 (Direct) | View |
| 2020-11-05 Exercise | 2020-11-06 5:08 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 16,751 | $4.36 | 36,712 (Direct) | View |
| 2020-11-05 Exercise | 2020-11-06 5:08 pm | N/A 2021-02-08 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 16,751 | $4.36 | 36,712 (Direct) | View |
| 2020-11-09 Other | 2020-11-12 4:59 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 560,053 | $0 | 118,735 (Indirect) | View |
| 2020-11-09 Other | 2020-11-12 4:59 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Freund John Gordon Director | 118,735 | $0 | 118,735 (Indirect) | View |
| 2020-11-27 Exercise | 2020-11-30 5:14 pm | N/A N/A | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 2,393 | $4.36 | 36,712 (Direct) | View |
| 2020-11-27 Exercise | 2020-11-30 5:14 pm | N/A 2021-02-08 | SUTRO BIOPHARMA Inc | STRO | Hallam Trevor Chief Scientific Officer | 2,393 | $4.36 | 36,712 (Direct) | View |
| 2020-11-30 Option Award | 2020-12-01 5:10 pm | N/A 2030-11-29 | SUTRO BIOPHARMA Inc | STRO | Wigginton Jon Marc Director | 24,000 | $17.1 | 24,000 (Direct) | View |