List of insiders holdings for ASSEMBLY BIOSCIENCES INC.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- 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>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | GILEAD SCIENCES INC. 10% Owner | 2024-12-23 20:26:39 | 2,209,471 0 | 2,209,471 | Form 4 |
| 2 | Zlotnick Adam 10% Owner | 2014-09-09 08:59:46 | 1,449,009 0 | 1,449,009 | Form 4 |
| 3 | Small Derek A Director | 2020-01-03 16:58:51 | 828,791 0 | 828,791 | Form 4 |
| 4 | Schornstein Alexander 10% Owner | 2024-12-23 17:34:02 | 728,113 0 | 728,113 | Form 13G |
| 5 | Lopatin Uri A Chief Medical Officer | 2019-04-02 16:36:13 | 654,861 5,000 | 659,861 | Form 4 |
| 6 | ELLISON RUSSELL H Director | 2015-04-15 08:14:13 | 554,933 0 | 554,933 | Form 4/A |
| 7 | Rowland Thomas Andrew Chief Business Officer | 2012-01-18 16:30:45 | 333,387 0 | 333,387 | Form 4 |
| 8 | Barbosa Miguel See Remarks | 2016-10-07 17:07:30 | 190,000 0 | 190,000 | Form 3 |
| 9 | Colonno Richard James EVP & CSO, Virology Ops | 2020-03-31 16:15:09 | 171,009 0 | 171,009 | Form 4 |
| 10 | Arnold Lee D Chief Scientific Officer | 2015-04-15 08:26:57 | 155,420 0 | 155,420 | Form 3/A |
| 11 | Stamm Luisa M Chief Medical Officer | 2022-03-31 16:48:47 | 152,815 0 | 152,815 | Form 4 |
| 12 | COOPER GRAHAM K See Remarks | 2019-04-02 16:32:44 | 152,500 0 | 152,500 | Form 4 |
| 13 | Russo Thomas Joseph CFO | 2021-04-02 16:41:57 | 122,133 0 | 122,133 | Form 4 |
| 14 | Okazaki Jason A CEO and President | 2025-04-01 16:05:07 | 85,857 0 | 85,857 | Form 4 |
| 15 | Samar Michael P. Chief Financial Officer | 2022-07-26 17:00:11 | 77,228 0 | 77,228 | Form 4 |
| 16 | Felder Joseph Director | 2013-03-08 16:03:47 | 57,016 0 | 57,016 | Form 4 |
| 17 | Delaney William E IV Chief Scientific Officer | 2025-04-01 16:05:11 | 42,233 0 | 42,233 | Form 4 |
| 18 | Papkoff Jacqueline Sybil SVP-CSO Microbiome | 2020-12-15 21:18:17 | 37,364 0 | 37,364 | Form 4 |
| 19 | White Nicole S Chief Manufacturing Officer | 2025-04-01 16:05:06 | 32,074 0 | 32,074 | Form 4 |
| 20 | BARRETT DAVID JONATHAN See Remarks | 2017-03-31 16:16:26 | 25,000 0 | 25,000 | Form 4 |
| 21 | Gaggar Anuj Chief Medical Officer | 2025-04-01 16:05:03 | 24,200 0 | 24,200 | Form 4 |
| 22 | DiMarchi Richard D Director | 2022-05-27 16:31:01 | 20,000 0 | 20,000 | Form 4 |
| 23 | HOLUBIAK MYRON Z Director | 2021-05-24 16:59:46 | 15,000 0 | 15,000 | Form 4 |
| 24 | Rollins Thomas E Chief Development Officer | 2018-03-30 18:30:12 | 11,250 0 | 11,250 | Form 4 |
| 25 | LEWIS ALAN Director | 2020-06-15 16:43:39 | 10,000 0 | 10,000 | Form 4 |
| 26 | AUERBACH MARK Director | 2019-05-17 19:32:57 | 10,000 0 | 10,000 | Form 4 |
| 27 | Kim Helen Susan Director | 2020-06-15 16:42:39 | 10,000 0 | 10,000 | Form 4 |
| 28 | Bjorkquist Jeanette M PFO and PAO | 2025-06-17 16:05:04 | 5,697 0 | 5,697 | Form 4 |
| 29 | Consylman Gina Director | 2025-06-09 16:05:06 | 3,500 0 | 3,500 | Form 4 |
| 30 | ALTIG ANTHONY E Director | 2025-06-09 16:05:08 | 3,500 0 | 3,500 | Form 4 |
| 31 | RINGO WILLIAM R Director | 2025-06-09 16:05:11 | 3,500 0 | 3,500 | Form 4 |
| 32 | Johnson-Pratt Lisa Director | 2025-06-09 16:05:14 | 3,500 0 | 3,500 | Form 4 |
| 33 | McHutchison John G Director | 2025-06-09 16:05:16 | 3,500 0 | 3,500 | Form 4 |
| 34 | Mahony Susan Director | 2025-06-09 16:05:19 | 3,500 0 | 3,500 | Form 4 |
| 35 | Houghton Michael Director | 2025-06-09 16:05:21 | 3,500 0 | 3,500 | Form 4 |
| 36 | EcoR1 Capital Fund Qualified L.P. 10% Owner | 2018-04-18 13:29:22 | 1,213 0 | 1,213 | Form 4 |
| 37 | Cook Robert Donald II Director | 2024-03-15 16:10:09 | 0 0 | 0 | Form 3 |
| 38 | Cihlar Tomas Director | 2023-12-11 16:05:09 | 0 0 | 0 | Form 3 |