Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"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>>
- 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 |
2020-11-02 Sale | 2020-11-04 8:51 pm | Seagen Inc. | SGEN | WELCH DANIEL G Director | 58,750 | $166.13 | $9,760,260 | 56,866 (Direct) | View |
2020-05-05 Sale | 2020-05-07 7:59 pm | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 35,000 | $165.9 | $5,806,560 | 55,263 (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 |
2023-02-02 Ownership | 2023-02-02 6:23 pm | N/A N/A | Structure Therapeutics Inc. | GPCR | WELCH DANIEL G Director | 0 | $0 | 1,302,630 (Indirect) | View |
2022-05-16(A) Option Award | 2022-06-28 7:11 pm | N/A 2032-05-15 | Nuvation Bio Inc. | NUVB | WELCH DANIEL G Director | 140,713 | $0 | 140,713 (Direct) | View |
2022-06-24 Option Award | 2022-06-28 1:54 pm | N/A 2032-06-24 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 9,545 | $0 | 23,990 (Direct) | View |
2022-05-16 Option Award | 2022-05-18 4:51 pm | N/A 2032-05-15 | Nuvation Bio Inc. | NUVB | WELCH DANIEL G Director | 118,784 | $0 | 118,784 (Direct) | View |
2022-05-13 Option Award | 2022-05-17 7:28 pm | 2023-05-13 2032-05-13 | Seagen Inc. | SGEN | WELCH DANIEL G Director | 5,179 | $0 | 47,110 (Direct) | View |
2021-12-31 Ownership | 2022-02-11 5:19 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 33,785 | $0 | 41,931 (Direct) | View |
2021-10-29 Option Award | 2021-11-02 9:31 pm | N/A 2031-10-28 | Nuvation Bio Inc. | NUVB | WELCH DANIEL G Director | 45,229 | $0 | 45,229 (Direct) | View |
2021-06-24 Option Award | 2021-06-28 6:27 pm | N/A 2031-06-24 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 6,270 | $0 | 18,570 (Direct) | View |
2021-05-14 Option Award | 2021-05-18 7:22 pm | 2022-05-14 2031-05-14 | Seagen Inc. | SGEN | WELCH DANIEL G Director | 4,864 | $0 | 45,393 (Direct) | View |
2021-02-10 Option Award | 2021-02-12 5:51 pm | N/A 2030-10-04 | Nuvation Bio Inc. | NUVB | WELCH DANIEL G Director | 398,934 | $0 | 398,934 (Direct) | View |
2021-02-10 Ownership | 2021-02-12 5:35 pm | N/A N/A | Nuvation Bio Inc. | NUVB | WELCH DANIEL G Director | 0 | $0 | 0 (Direct) | View |
2020-12-31 Ownership | 2021-02-05 7:59 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 6,819 | $0 | 40,529 (Direct) | View |
2020-11-02 Exercise | 2020-11-04 8:51 pm | N/A 2021-05-19 | Seagen Inc. | SGEN | WELCH DANIEL G Director | 49,500 | $0 | 56,866 (Direct) | View |
2020-11-02 Exercise | 2020-11-04 8:51 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 8,750 | $34.25 | 56,866 (Direct) | View |
2020-11-02 Exercise | 2020-11-04 8:51 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 17,500 | $20.06 | 56,866 (Direct) | View |
2020-11-02 Exercise | 2020-11-04 8:51 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 8,750 | $36.7 | 56,866 (Direct) | View |
2020-11-02 Exercise | 2020-11-04 8:51 pm | N/A N/A | Seagen Inc. | SGEN | WELCH DANIEL G Director | 14,500 | $19.02 | 56,866 (Direct) | View |
2020-06-26 Option Award | 2020-06-30 1:16 pm | N/A 2030-06-26 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 6,800 | $0 | 16,550 (Direct) | View |
2020-05-28 Option Award | 2020-06-01 7:01 pm | N/A 2030-05-28 | INTERCEPT PHARMACEUTICALS Inc | ICPT | WELCH DANIEL G Director | 4,561 | $0 | 11,026 (Direct) | View |
2020-05-15 Option Award | 2020-05-19 7:11 pm | 2021-05-15 2030-05-15 | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 4,506 | $0 | 59,769 (Direct) | View |
2020-01-07 Exercise | 2020-01-09 8:32 pm | 2011-05-20 2020-05-21 | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 17,500 | $0 | 90,263 (Direct) | View |
2020-01-07 Exercise | 2020-01-09 8:32 pm | N/A N/A | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 17,500 | $12.76 | 90,263 (Direct) | View |
2019-06-20 Option Award | 2019-06-21 7:01 pm | N/A 2029-06-20 | INTERCEPT PHARMACEUTICALS Inc | ICPT | WELCH DANIEL G Director | 3,744 | $0 | 8,639 (Direct) | View |
2019-06-11 Option Award | 2019-06-13 4:50 pm | N/A 2029-06-11 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 8,000 | $0 | 14,750 (Direct) | View |
2019-05-20 Option Award | 2019-05-22 9:33 pm | N/A 2029-05-20 | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 10,001 | $0 | 79,801 (Direct) | View |
2018-06-20 Option Award | 2018-06-22 5:02 pm | N/A 2028-06-20 | INTERCEPT PHARMACEUTICALS Inc | ICPT | WELCH DANIEL G Director | 4,535 | $0 | 7,643 (Direct) | View |
2018-06-19 Option Award | 2018-06-20 5:47 pm | N/A 2028-06-19 | Ultragenyx Pharmaceutical Inc. | RARE | WELCH DANIEL G Director | 8,000 | $0 | 11,750 (Direct) | View |
2018-05-18 Option Award | 2018-05-22 8:13 pm | N/A 2028-05-18 | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 12,960 | $0 | 79,060 (Direct) | View |
2018-05-15 Disposition | 2018-05-15 12:43 pm | N/A 2026-02-10 | AveXis Inc. | AVXS | WELCH DANIEL G Director | 42,017 | $0 | 0 (Direct) | View |
2018-03-13 Option Award | 2018-03-30 5:50 pm | N/A 2028-03-13 | AveXis Inc. | AVXS | WELCH DANIEL G Director | 4,011 | $0 | 4,011 (Direct) | View |
2018-02-13 Exercise | 2018-02-15 9:21 pm | N/A N/A | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 6,881 | $8.38 | 66,100 (Direct) | View |
2018-02-13 Exercise | 2018-02-15 9:21 pm | N/A 2019-05-15 | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 16,881 | $0 | 66,100 (Direct) | View |
2018-02-13 Exercise | 2018-02-15 9:21 pm | N/A N/A | SEATTLE GENETICS INC | SGEN | WELCH DANIEL G Director | 10,000 | $10.08 | 66,100 (Direct) | View |