Stein Jeffrey
Insider CIK 1478831 · PRTK Director · TSRX President and Chief Executive, Director · CDTX President & CEO, Director · IDYA Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2026-06-16 | 2026-06-18 | 20,000 | — | $0 | 20,000 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | P Buy | 2026-03-02 | 2026-03-02 | 50,000 | $32.96 | $1.65M | 54,281 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 26,249 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 16,499 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 13,249 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 11,749 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 11,000 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 7,949 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 275,000 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 560,888 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 51,999 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 27,174 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer deriv | 2026-01-07 | 2026-01-07 | 16,499 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer | 2026-01-07 | 2026-01-07 | 2,379 | $221.50 | $526.9K | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer | 2026-01-07 | 2026-01-07 | 67,498 | $221.50 | $14.95M | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | D To issuer | 2026-01-07 | 2026-01-07 | 5,763 | $221.50 | $1.28M | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-22 | 2025-12-29 | 5,425 | — | $0 | 65,109 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-19 | 2025-12-29 | 10,638 | — | $0 | 10,295 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-19 | 2025-12-29 | 10,638 | — | $0 | 70,534 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-17 | 2025-12-29 | 2,244 | — | $0 | 20,883 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-17 | 2025-12-29 | 2,244 | — | $0 | 59,896 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | F Tax w/h | 2025-12-10 | 2025-12-12 | 2,285 | $219.60 | $501.8K | 56,199 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-10 | 2025-12-29 | 33,072 | — | $0 | 23,127 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2025-12-10 | 2025-12-29 | 33,072 | — | $0 | 57,652 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2025-06-24 | 2025-06-26 | 20,000 | — | $0 | 20,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2025-03-31 | 2025-04-02 | 275,000 | — | $0 | 275,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2024-09-30 | 2024-10-02 | 560,888 | — | $0 | 560,888 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2024-06-07 | 2024-06-11 | 8,000 | $13.21 | $105.7K | 24,580 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2024-05-31 | 2024-05-31 | 16,200 | — | $0 | 16,200 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2024-03-15 | 2024-03-20 | 1,040,000 | — | $0 | 1,040,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | F Tax w/h | 2024-03-11 | 2024-03-12 | 56,692 | $0.69 | $39.1K | 1,153,693 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 7,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 5,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 7,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 5,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 20,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 12,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer deriv | 2023-09-21 | 2023-09-21 | 6,000 | — | $0 | 0 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer | 2023-09-21 | 2023-09-21 | 48,625 | — | $0 | 20,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | D To issuer | 2023-09-21 | 2023-09-21 | 20,000 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2023-08-08 | 2023-08-08 | 50,000 | $0.96 | $48.0K | 331,602 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2023-06-07 | 2023-06-09 | 16,200 | — | $0 | 16,200 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2023-03-27 | 2023-03-29 | 543,500 | — | $0 | 543,500 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2023-03-27 | 2023-03-27 | 50,000 | $1.04 | $52.0K | 281,602 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award | 2023-03-27 | 2023-03-29 | 271,750 | — | $0 | 1,202,385 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | S Sale | 2023-02-21 | 2023-02-23 | 7,000 | $1.90 | $13.3K | 68,625 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2023-02-08 | 2023-02-09 | 20,000 | — | $0 | 75,625 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2022-06-09 | 2022-06-10 | 11,000 | — | $0 | 11,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2022-03-31 | 2022-04-04 | 330,000 | — | $0 | 330,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award | 2022-03-31 | 2022-04-04 | 165,000 | — | $0 | 654,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | F Tax w/h | 2022-03-31 | 2022-04-04 | 140,985 | $0.83 | $117.0K | 922,635 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award | 2022-03-31 | 2022-04-04 | 408,742 | — | $0 | 1,063,620 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2022-02-16 | 2022-02-18 | 20,000 | — | $0 | 55,625 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2021-12-31 | 2026-01-07 | 937 | — | $0 | 2,379 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2021-12-31 | 2026-01-07 | 1,873 | — | $0 | 67,498 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | M Exercise deriv | 2021-12-29 | 2022-01-07 | 20,000 | — | $0 | 20,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | M Exercise | 2021-12-29 | 2022-01-07 | 20,000 | — | $0 | 489,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2021-11-12 | 2021-11-15 | 50,000 | $1.59 | $79.5K | 465,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2021-08-19 | 2021-08-19 | 10,000 | $1.79 | $17.9K | 415,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2021-08-18 | 2021-08-19 | 40,000 | $1.72 | $68.8K | 405,878 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2021-06-10 | 2021-06-16 | 11,000 | — | $0 | 11,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award | 2021-03-31 | 2021-04-05 | 10,000 | — | $0 | 361,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2021-03-17 | 2021-03-19 | 525,000 | — | $0 | 525,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2021-02-18 | 2021-02-22 | 7,000 | — | $0 | 7,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2021-02-18 | 2021-02-22 | 9,000 | — | $0 | 35,625 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2020-12-10 | 2026-01-07 | 658 | — | $0 | 1,442 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2020-11-10 | 2026-01-07 | 2,500 | $40.01 | $100.0K | 5,763 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2020-11-10 | 2026-01-07 | 2,500 | $40.01 | $100.0K | 69,371 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2020-11-10 | 2020-11-12 | 50,000 | $2.00 | $100.0K | 347,878 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2020-06-16 | 2020-06-18 | 11,000 | — | $0 | 11,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2020-03-19 | 2020-03-23 | 330,000 | — | $0 | 330,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2020-02-19 | 2020-02-21 | 7,000 | — | $0 | 7,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2020-02-19 | 2020-02-21 | 9,000 | — | $0 | 26,625 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | X Exercise deriv | 2020-01-29 | 2020-01-30 | 32,283 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | X Exercise deriv | 2020-01-29 | 2020-01-30 | 7,558 | — | $0 | 0 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | X Exercise | 2020-01-29 | 2020-01-30 | 7,558 | $2.51 | $19.0K | 293,878 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | X Exercise | 2020-01-29 | 2020-01-30 | 32,283 | $2.51 | $81.0K | 257,902 | SEC↗ |
| IDYA IDEAYA Biosciences, Inc. | A Award deriv | 2019-09-24 | 2019-12-19 | 1,250 | — | $0 | 1,250 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2019-09-24 | 2019-09-26 | 52,500 | $1.91 | $100.3K | 225,619 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | M Exercise deriv | 2019-09-12 | 2019-09-16 | 10,000 | — | $0 | 50,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award | 2019-09-12 | 2019-09-16 | 10,000 | — | $0 | 282,320 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2019-03-21 | 2019-03-22 | 265,000 | — | $0 | 265,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2019-02-26 | 2019-02-28 | 5,000 | — | $0 | 5,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2019-02-26 | 2019-02-28 | 7,500 | — | $0 | 17,625 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2019-02-26 | 2019-03-13 | 10,670 | — | $0 | 15,709 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2019-02-26 | 2019-03-13 | 21,340 | — | $0 | 173,119 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | S Sale | 2019-02-15 | 2019-02-20 | 3,375 | $7.14 | $24.1K | 10,125 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | M Exercise deriv | 2019-01-31 | 2019-02-01 | 60,000 | — | $0 | 60,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2018-11-29 | 2018-12-04 | 4,619 | — | $0 | 5,039 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | G Gift | 2018-11-29 | 2018-12-04 | 9,238 | — | $0 | 194,459 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2018-05-23 | 2018-05-24 | 250,000 | $0.13 | $32.5K | 250,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2018-05-23 | 2018-05-24 | 212,766 | $4.70 | $1.00M | 268,320 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2018-03-29 | 2018-04-02 | 235,000 | — | $0 | 235,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2018-02-14 | 2018-02-16 | 5,000 | — | $0 | 5,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2018-02-14 | 2018-02-16 | 7,500 | — | $0 | 13,500 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-09-12 | 2026-01-07 | 367 | $135.80 | $49.8K | 66,871 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2017-09-12 | 2026-01-07 | 367 | $135.80 | $49.8K | 8,263 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-09-12 | 2017-09-12 | 7,350 | $6.79 | $49.9K | 51,851 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-06-05 | 2026-01-07 | 750 | $118.95 | $89.2K | 66,504 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2017-06-05 | 2026-01-07 | 750 | $118.95 | $89.2K | 8,630 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-06-05 | 2017-06-07 | 15,000 | $5.95 | $89.3K | 44,501 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2017-03-31 | 2026-01-07 | 645 | $155.00 | $100.0K | 9,380 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-03-31 | 2026-01-07 | 645 | $155.00 | $100.0K | 65,754 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2017-03-31 | 2017-04-04 | 220,000 | — | $0 | 220,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2017-03-31 | 2017-04-04 | 12,900 | $7.75 | $100.0K | 27,196 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2017-02-02 | 2017-02-06 | 6,000 | — | $0 | 6,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award | 2017-02-02 | 2017-02-06 | 6,000 | — | $0 | 6,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | J Other | 2016-05-23 | 2026-01-07 | 270 | — | $0 | 10,025 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2016-05-20 | 2016-05-23 | 4,310 | $11.51 | $49.6K | 203,697 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | A Award deriv | 2016-03-16 | 2016-03-18 | 159,000 | — | $0 | 159,000 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2016-02-04 | 2016-02-08 | 12,000 | — | $0 | 12,000 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2015-11-25 | 2015-11-27 | 1,300 | $15.60 | $20.3K | 6,700 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2015-11-24 | 2015-11-27 | 5,400 | $14.97 | $80.8K | 5,400 | SEC↗ |
| CDTX Cidara Therapeutics, Inc. | P Buy | 2015-04-20 | 2015-04-21 | 420 | $16.00 | $6.7K | 420 | SEC↗ |
| PRTK Paratek Pharmaceuticals, I | A Award deriv | 2015-02-04 | 2015-02-06 | 20,000 | — | $0 | 20,000 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 250,000 | $8.70 | $2.17M | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 200,000 | $10.00 | $2.00M | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 30,813 | $12.21 | $376.2K | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 81,280 | $12.98 | $1.06M | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 156,976 | $12.21 | $1.92M | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer deriv | 2013-09-11 | 2013-09-13 | 275,000 | $7.37 | $2.03M | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | D To issuer | 2013-09-11 | 2013-09-13 | 210,457 | — | $0 | 0 | SEC↗ |
| TSRX Trius Therapeutics Inc | A Award deriv | 2013-03-07 | 2013-03-11 | 275,000 | — | $0 | 275,000 | SEC↗ |
| TSRX Trius Therapeutics Inc | M Exercise deriv | 2012-03-27 | 2012-03-28 | 38,462 | — | $0 | 81,280 | SEC↗ |
| TSRX Trius Therapeutics Inc | M Exercise | 2012-03-27 | 2012-03-28 | 38,462 | $0.52 | $20.0K | 210,457 | SEC↗ |
| TSRX Trius Therapeutics Inc | A Award deriv | 2012-03-08 | 2012-03-12 | 250,000 | — | $0 | 250,000 | SEC↗ |