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 |
2025-08-06 Sale | 2025-08-08 5:45 pm | Avidity Biosciences Inc. | RNA | Mosbrooker Eric Chief Commercial Officer | 130,807 | $44.06 | $5,763,697 | 245,313 (Direct) | View |
2025-08-06 Sale | 2025-08-08 5:42 pm | Avidity Biosciences Inc. | RNA | WILSON TROY EDWARD Director | 95,054 | $45 | $4,277,430 | 139,114 (Indirect Direct) | View |
2025-08-06 Sale | 2025-08-08 5:41 pm | Avidity Biosciences Inc. | RNA | LEVIN ARTHUR A Director | 107,500 | $47.62 | $5,118,881 | 186,022 (Indirect Direct) | View |
2025-08-06 Sale | 2025-08-08 5:39 pm | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 81,434 | $42.74 | $3,480,269 | 313,709 (Direct) | View |
2025-08-04 Sale | 2025-08-05 5:27 pm | Avidity Biosciences Inc. | RNA | Moriarty John B Chief Legal Officer | 2,245 | $36.21 | $81,291 | 47,755 (Direct) | View |
2025-06-17 Sale | 2025-06-18 6:02 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 911 | $30.24 | $27,549 | 50,392 (Direct) | View |
2025-06-11 Sale | 2025-06-12 6:18 pm | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $32.88 | $657,694 | 176,695 (Direct) | View |
2025-06-02 Sale | 2025-06-04 4:48 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $32.48 | $190,833 | 73,150 (Direct) | View |
2025-05-01 Sale | 2025-05-02 7:55 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $32.4 | $190,324 | 79,025 (Direct) | View |
2025-04-01 Sale | 2025-04-03 4:56 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $27.83 | $163,486 | 98,729 (Direct) | View |
2025-03-20 Sale | 2025-03-21 6:44 pm | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 9,578 | $31.06 | $297,491 | 72,850 (Direct) | View |
2025-03-20 Sale | 2025-03-21 6:42 pm | Avidity Biosciences Inc. | RNA | Boyce Sarah President and CEO | 31,540 | $31.06 | $979,563 | 305,871 (Direct) | View |
2025-03-20 Sale | 2025-03-21 6:40 pm | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 11,780 | $31.06 | $365,868 | 80,195 (Direct) | View |
2025-03-20 Sale | 2025-03-21 6:38 pm | Avidity Biosciences Inc. | RNA | MacLean Michael F Chief Financial Officer | 7,935 | $31.06 | $246,425 | 96,720 (Direct) | View |
2025-03-20 Sale | 2025-03-21 6:36 pm | Avidity Biosciences Inc. | RNA | McCarthy Teresa Chief Human Resources Officer | 7,778 | $31.06 | $241,583 | 97,130 (Direct) | View |
2025-03-11 Sale | 2025-03-12 4:23 pm | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $30.13 | $602,614 | 208,475 (Direct) | View |
2025-03-03 Sale | 2025-03-04 6:17 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $29.41 | $172,807 | 69,929 (Direct) | View |
2025-02-03 Sale | 2025-02-05 5:01 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $32.16 | $188,918 | 85,229 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:17 pm | Avidity Biosciences Inc. | RNA | LEVIN ARTHUR A Director | 1,872 | $28.6 | $53,537 | 144,330 (Indirect Direct) | View |
2025-01-21 Sale | 2025-01-23 8:15 pm | Avidity Biosciences Inc. | RNA | MacLean Michael F Chief Financial Officer | 3,287 | $28.59 | $93,985 | 104,655 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:14 pm | Avidity Biosciences Inc. | RNA | McCarthy Teresa Chief Human Resources Officer | 2,959 | $28.59 | $84,612 | 104,908 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:12 pm | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 5,672 | $28.6 | $162,192 | 91,975 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:10 pm | Avidity Biosciences Inc. | RNA | Boyce Sarah President and CEO | 10,397 | $28.59 | $297,291 | 337,411 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:08 pm | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 9,411 | $29.53 | $277,912 | 50,554 (Direct) | View |
2025-01-21 Sale | 2025-01-23 8:06 pm | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 3,947 | $28.59 | $112,856 | 82,428 (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 |
2025-08-06 Exercise | 2025-08-08 5:45 pm | N/A 2033-12-31 | Avidity Biosciences Inc. | RNA | Mosbrooker Eric Chief Commercial Officer | 124,687 | $0 | 245,313 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:45 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Mosbrooker Eric Chief Commercial Officer | 124,687 | $9.05 | 245,313 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:42 pm | N/A N/A | Avidity Biosciences Inc. | RNA | WILSON TROY EDWARD Director | 7,500 | $12.48 | 139,114 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:42 pm | N/A 2032-06-14 | Avidity Biosciences Inc. | RNA | WILSON TROY EDWARD Director | 29,500 | $0 | 139,114 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:42 pm | N/A N/A | Avidity Biosciences Inc. | RNA | WILSON TROY EDWARD Director | 22,000 | $12.03 | 139,114 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:41 pm | N/A N/A | Avidity Biosciences Inc. | RNA | LEVIN ARTHUR A Director | 107,500 | $22.34 | 186,022 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:41 pm | N/A 2031-02-01 | Avidity Biosciences Inc. | RNA | LEVIN ARTHUR A Director | 107,500 | $0 | 186,022 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:39 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 6,167 | $22.47 | 313,709 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:39 pm | N/A 2032-02-13 | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 47,451 | $0 | 313,709 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:39 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 12,334 | $6.57 | 313,709 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:39 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 17,667 | $10.16 | 313,709 (Direct) | View |
2025-08-06 Exercise | 2025-08-08 5:39 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 11,283 | $15.96 | 313,709 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:42 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | Henig Noreen Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:40 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | BOESS CARSTEN Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:37 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | Kaye Edward M. MD Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:35 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | LEVIN ARTHUR A Director | 16,726 | $0 | 161,056 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:30 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | Skerjanec Simona Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:26 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | WILSON TROY EDWARD Director | 16,726 | $0 | 79,459 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:24 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | Thompson Tamar Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-10 Option Award | 2025-06-12 6:20 pm | N/A 2035-06-09 | Avidity Biosciences Inc. | RNA | Kim Jean Jinsun Director | 16,726 | $0 | 16,726 (Direct) | View |
2025-06-11 Exercise | 2025-06-12 6:18 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $14.22 | 176,695 (Direct) | View |
2025-06-11 Exercise | 2025-06-12 6:18 pm | N/A 2032-01-20 | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $0 | 176,695 (Direct) | View |
2025-06-02 Exercise | 2025-06-04 4:48 pm | N/A 2032-07-17 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $0 | 73,150 (Direct) | View |
2025-06-02 Exercise | 2025-06-04 4:48 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $16.65 | 73,150 (Direct) | View |
2025-05-01 Exercise | 2025-05-02 7:55 pm | N/A 2032-07-17 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $0 | 79,025 (Direct) | View |
2025-05-01 Exercise | 2025-05-02 7:55 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $16.65 | 79,025 (Direct) | View |
2025-04-01 Exercise | 2025-04-03 4:56 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,546 | $14.7 | 98,729 (Direct) | View |
2025-04-01 Exercise | 2025-04-03 4:56 pm | N/A 2032-01-19 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $0 | 98,729 (Direct) | View |
2025-04-01 Exercise | 2025-04-03 4:56 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 329 | $16.65 | 98,729 (Direct) | View |
2025-03-11 Exercise | 2025-03-12 4:23 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $14.22 | 208,475 (Direct) | View |
2025-03-11 Exercise | 2025-03-12 4:23 pm | N/A 2032-01-20 | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 20,000 | $0 | 208,475 (Direct) | View |
2025-03-03 Exercise | 2025-03-04 6:17 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $14.7 | 69,929 (Direct) | View |
2025-03-03 Exercise | 2025-03-04 6:17 pm | N/A 2032-01-19 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $0 | 69,929 (Direct) | View |
2025-02-03 Exercise | 2025-02-05 5:01 pm | N/A 2032-07-17 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $0 | 85,229 (Direct) | View |
2025-02-03 Exercise | 2025-02-05 5:01 pm | N/A N/A | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 5,875 | $16.65 | 85,229 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:35 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | Flanagan W. Michael Chief Scientific Officer | 75,000 | $0 | 147,647 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:31 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | McCarthy Teresa Chief Human Resources Officer | 75,000 | $0 | 157,867 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:29 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | Moriarty John B Chief Legal Officer | 75,000 | $0 | 100,000 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:26 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | MacLean Michael F Chief Financial Officer | 75,000 | $0 | 157,942 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:24 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | Boyce Sarah President and CEO | 247,500 | $0 | 512,808 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:22 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | Hughes Steven George Chief Medical Officer | 75,000 | $0 | 136,375 (Direct) | View |
2025-01-06 Option Award | 2025-01-08 8:16 pm | N/A 2035-01-05 | Avidity Biosciences Inc. | RNA | Gallagher Kathleen P. Chief Program Officer | 75,000 | $0 | 109,965 (Direct) | View |