| Lastest Insider Transactions Of SUTRO BIOPHARMA, INC. ( STRO ) |
| Symbol | Company Name | Insider Name | Title | Date | Transation | Share | Price | Amount | File Date |
| STRO | SUTRO BIOPHARMA, INC. | Chow Gregory K. | CFO | 2026-06-02 | Option Exercise | 2,500 | 0.00 | 0 | 2026-06-02 16:16:04 |
| STRO | SUTRO BIOPHARMA, INC. | Pauling David | Chief Admin. Ofcr. & GC | 2026-03-04 | Option Exercise | 675 | 0.00 | 0 | 2026-03-06 16:25:03 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Executive Officer | 2026-03-04 | Option Exercise | 788 | 0.00 | 0 | 2026-03-06 16:21:10 |
| STRO | SUTRO BIOPHARMA, INC. | Pauling David | Chief Admin. Ofcr. & GC | 2026-03-01 | Option Exercise | 3,698 | 0.00 | 0 | 2026-03-03 18:59:49 |
| STRO | SUTRO BIOPHARMA, INC. | Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | 2026-03-01 | Option Exercise | 3,968 | 0.00 | 0 | 2026-03-03 18:56:49 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Executive Officer | 2026-03-01 | Option Exercise | 10,938 | 0.00 | 0 | 2026-03-03 18:48:50 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Executive Officer | 2025-12-12 | Option Exercise | 2,500 | 0.00 | 0 | 2025-12-16 20:47:26 |
| STRO | SUTRO BIOPHARMA, INC. | Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | 2025-10-15 | Buy | 17,000 | 0.80 | 13,607 | 2025-10-16 08:19:45 |
| STRO | SUTRO BIOPHARMA, INC. | Chow Gregory K. | CFO | 2025-10-15 | Buy | 19,750 | 0.81 | 15,998 | 2025-10-16 08:18:45 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Executive Officer | 2025-10-15 | Buy | 12,500 | 0.80 | 10,011 | 2025-10-16 08:17:03 |
| STRO | SUTRO BIOPHARMA, INC. | MATSUI CONNIE | Directior | 2025-10-15 | Buy | 50,000 | 0.80 | 39,950 | 2025-10-16 08:15:49 |
| STRO | SUTRO BIOPHARMA, INC. | Pauling David | Chief Admin. Ofcr. & GC | 2025-10-15 | Buy | 12,504 | 0.80 | 9,993 | 2025-10-16 08:14:21 |
| STRO | SUTRO BIOPHARMA, INC. | Leyman Barbara | Chief Business Officer | 2025-07-08 | Option Exercise | 25,000 | 0.00 | 0 | 2025-08-26 21:21:26 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Executive Officer | 2025-08-09 | Option Exercise | 18,750 | 0.00 | 0 | 2025-08-26 21:20:43 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2025-05-15 | Option Exercise | 44,719 | 0.00 | 0 | 2025-05-19 16:11:42 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2025-05-01 | Option Exercise | 37,849 | 0.00 | 0 | 2025-05-05 17:48:20 |
| STRO | SUTRO BIOPHARMA, INC. | Srinivasan Venkatesh | CHIEF TECH OP OFFICER | 2025-05-01 | Option Exercise | 2,500 | 0.00 | 0 | 2025-05-05 17:46:19 |
| STRO | SUTRO BIOPHARMA, INC. | Borgman Anne Elizabeth | CHIEF MEDICAL OFFICER | 2025-05-01 | Option Exercise | 69,063 | 0.00 | 0 | 2025-05-05 17:45:10 |
| STRO | SUTRO BIOPHARMA, INC. | Srinivasan Venkatesh | CHIEF TECH OP OFFICER | 2025-04-11 | Option Exercise | 21,250 | 0.00 | 0 | 2025-04-15 16:09:47 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2025-03-05 | Option Exercise | 18,750 | 0.00 | 0 | 2025-03-07 16:14:26 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2025-03-05 | Option Exercise | 8,750 | 0.00 | 0 | 2025-03-07 16:12:16 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2025-03-05 | Option Exercise | 8,750 | 0.00 | 0 | 2025-03-07 16:11:04 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2025-03-04 | Option Exercise | 9,125 | 0.00 | 0 | 2025-03-06 16:12:33 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2025-03-04 | Option Exercise | 31,125 | 0.00 | 0 | 2025-03-06 16:09:29 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | PRESIDENT AND COO | 2025-03-04 | Option Exercise | 7,875 | 0.00 | 0 | 2025-03-06 16:06:54 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2025-03-01 | Option Exercise | 25,125 | 0.00 | 0 | 2025-03-04 18:44:18 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | PRESIDENT AND COO | 2025-03-01 | Option Exercise | 31,875 | 0.00 | 0 | 2025-03-04 18:42:06 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2025-03-01 | Option Exercise | 20,275 | 0.00 | 0 | 2025-03-04 18:40:02 |
| STRO | SUTRO BIOPHARMA, INC. | Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | 2025-03-01 | Option Exercise | 11,250 | 0.00 | 0 | 2025-03-04 18:34:34 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2025-03-01 | Option Exercise | 65,500 | 0.00 | 0 | 2025-03-04 18:32:10 |
| STRO | SUTRO BIOPHARMA, INC. | Srinivasan Venkatesh | CHIEF TECH OP OFFICER | 2025-03-01 | Option Exercise | 11,375 | 0.00 | 0 | 2025-03-04 17:58:43 |
| STRO | SUTRO BIOPHARMA, INC. | Borgman Anne Elizabeth | CHIEF MEDICAL OFFICER | 2025-02-28 | Option Exercise | 48,750 | 0.00 | 0 | 2025-03-04 17:57:10 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | PRESIDENT AND COO | 2024-12-01 | Option Exercise | 25,000 | 0.00 | 0 | 2024-12-03 16:09:46 |
| STRO | SUTRO BIOPHARMA, INC. | Gerber Hans-Peter | CHIEF SCIENTIFIC OFFICER | 2024-09-18 | Option Exercise | 37,500 | 0.00 | 0 | 2024-09-20 16:09:47 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | PRESIDENT AND COO | 2024-08-09 | Option Exercise | 18,750 | 0.00 | 0 | 2024-08-13 16:16:55 |
| STRO | SUTRO BIOPHARMA, INC. | Srinivasan Venkatesh | CHIEF TECH OP OFFICER | 2024-05-01 | Option Exercise | 2,500 | 0.00 | 0 | 2024-05-03 16:21:24 |
| STRO | SUTRO BIOPHARMA, INC. | Srinivasan Venkatesh | CHIEF TECH OP OFFICER | 2024-04-11 | Option Exercise | 21,250 | 0.00 | 0 | 2024-04-12 17:59:31 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2024-03-05 | Option Exercise | 8,750 | 0.00 | 0 | 2024-03-07 19:12:51 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2024-03-05 | Option Exercise | 18,750 | 0.00 | 0 | 2024-03-07 16:31:10 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2024-03-05 | Option Exercise | 8,750 | 0.00 | 0 | 2024-03-07 16:21:52 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2024-03-04 | Option Exercise | 31,125 | 0.00 | 0 | 2024-03-06 16:28:16 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2024-03-04 | Option Exercise | 9,125 | 0.00 | 0 | 2024-03-06 16:25:12 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | PRESIDENT AND COO | 2024-03-04 | Option Exercise | 7,875 | 0.00 | 0 | 2024-03-06 16:21:38 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2024-03-04 | Option Exercise | 9,125 | 0.00 | 0 | 2024-03-06 16:18:22 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2024-03-01 | Option Exercise | 6,875 | 0.00 | 0 | 2024-03-05 16:36:32 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2024-03-01 | Option Exercise | 7,875 | 0.00 | 0 | 2024-03-05 16:29:19 |
| STRO | SUTRO BIOPHARMA, INC. | Borgman Anne Elizabeth | CHIEF MEDICAL OFFICER | 2024-02-29 | Option Exercise | 37,500 | 0.00 | 0 | 2024-03-04 16:15:38 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2024-01-29 | Option Exercise | 13,750 | 0.00 | 0 | 2024-01-31 16:29:30 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO AND SECRETARY | 2024-01-29 | Option Exercise | 5,250 | 0.00 | 0 | 2024-01-31 16:28:00 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | CHIEF PEOPLE & COMM. OFFICER | 2024-01-29 | Option Exercise | 8,250 | 0.00 | 0 | 2024-01-31 16:25:58 |
| STRO | SUTRO BIOPHARMA, INC. | Vasquez Nicki | CHIEF PORT. STRAT & ALNCE OFCR | 2024-01-29 | Sell | 12,185 | 5.00 | 60,925 | 2024-01-31 16:23:31 |
| STRO | SUTRO BIOPHARMA, INC. | Vasquez Nicki | CHIEF PORT. STRAT & ALNCE OFCR | 2024-01-29 | Option Exercise | 2,500 | 0.00 | 0 | 2024-01-31 16:23:31 |
| STRO | SUTRO BIOPHARMA, INC. | Shtylla Brunilda | Chief Business Officer | 2023-08-28 | Sell | 15,428 | 4.71 | 72,595 | 2023-08-29 16:40:06 |
| STRO | SUTRO BIOPHARMA, INC. | Shtylla Brunilda | Chief Business Officer | 2023-08-25 | Sell | 11,613 | 4.59 | 53,282 | 2023-08-28 16:18:22 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Commercial Officer | 2023-08-09 | Option Exercise | 18,750 | 0.00 | 0 | 2023-08-11 16:16:04 |
| STRO | SUTRO BIOPHARMA, INC. | Vasquez Nicki | Chief Port. Strat & Alnce Ofcr | 2023-07-12 | Option Exercise | 3,250 | 0.00 | 0 | 2023-07-13 18:40:46 |
| STRO | SUTRO BIOPHARMA, INC. | Hallam Trevor | Pres. Rsrch & Cf. Sctific Ofcr | 2023-04-14 | Option Exercise | 3,750 | 0.00 | 0 | 2023-04-17 18:53:51 |
| STRO | SUTRO BIOPHARMA, INC. | Shtylla Brunilda | Chief Business Officer | 2023-03-03 | Option Exercise | 11,125 | 0.00 | 0 | 2023-03-07 17:02:21 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2023-03-03 | Option Exercise | 49,875 | 0.00 | 0 | 2023-03-07 16:56:56 |
| STRO | SUTRO BIOPHARMA, INC. | Vasquez Nicki | Chief Port. Strat & Alnce Ofcr | 2023-03-03 | Option Exercise | 12,250 | 0.00 | 0 | 2023-03-07 16:46:32 |
| STRO | SUTRO BIOPHARMA, INC. | Hallam Trevor | Pres. Rsrch & Cf. Sctific Ofcr | 2023-03-03 | Option Exercise | 22,250 | 0.00 | 0 | 2023-03-07 16:30:15 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | Chief People & Comm. Officer | 2023-03-03 | Option Exercise | 17,875 | 0.00 | 0 | 2023-03-07 16:28:34 |
| STRO | SUTRO BIOPHARMA, INC. | Chung Jane | Chief Commercial Officer | 2023-03-03 | Option Exercise | 7,875 | 0.00 | 0 | 2023-03-07 16:26:24 |
| STRO | SUTRO BIOPHARMA, INC. | Shabbir Anik | Chief Technical Ops. Officer | 2023-03-03 | Option Exercise | 16,625 | 0.00 | 0 | 2023-03-07 16:24:38 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO and Secretary | 2023-03-03 | Option Exercise | 17,875 | 0.00 | 0 | 2023-03-07 16:22:04 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO and Secretary | 2023-02-13 | Option Exercise | 45,698 | 5.81 | 265,414 | 2023-02-14 17:12:13 |
| STRO | SUTRO BIOPHARMA, INC. | NEWELL WILLIAM J | CEO | 2023-01-27 | Option Exercise | 13,750 | 0.00 | 0 | 2023-01-31 17:31:47 |
| STRO | SUTRO BIOPHARMA, INC. | FITZPATRICK LINDA A | Chief People & Comm. Officer | 2023-01-27 | Option Exercise | 8,250 | 0.00 | 0 | 2023-01-31 17:29:49 |
| STRO | SUTRO BIOPHARMA, INC. | Hallam Trevor | Pres. Rsrch & Cf. Sctific Ofcr | 2023-01-27 | Option Exercise | 5,250 | 0.00 | 0 | 2023-01-31 17:27:57 |
| STRO | SUTRO BIOPHARMA, INC. | Vasquez Nicki | Chief Port. Strat & Alnce Ofcr | 2023-01-27 | Option Exercise | 2,500 | 0.00 | 0 | 2023-01-31 17:24:34 |
| STRO | SUTRO BIOPHARMA, INC. | Shabbir Anik | Chief Technical Ops. Officer | 2023-01-27 | Option Exercise | 4,500 | 0.00 | 0 | 2023-01-31 17:21:37 |
| STRO | SUTRO BIOPHARMA, INC. | ALBINI EDWARD C | CFO and Secretary | 2023-01-27 | Option Exercise | 5,250 | 0.00 | 0 | 2023-01-31 17:19:59 |
