List of insiders holdings for SYNLOGIC 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 |
| Ginkgo Bioworks Inc. 10% Owner | 2019-06-21 17:04:31 | 8,888,888 0 | 8,888,888 | Form 3 |
| Viswanathan Ravi 10% Owner | 2018-01-26 16:35:54 | 0 4,228,940 | 4,228,940 | Form 4 |
| Sonsini Peter W. 10% Owner | 2018-01-26 16:35:21 | 0 4,228,940 | 4,228,940 | Form 4 |
| MOTT DAVID M 10% Owner | 2018-01-26 16:34:22 | 0 4,228,940 | 4,228,940 | Form 4 |
| BARRIS PETER J 10% Owner | 2018-01-26 16:32:22 | 0 4,228,940 | 4,228,940 | Form 4 |
| BARRETT M JAMES 10% Owner | 2018-01-26 16:31:52 | 0 4,228,940 | 4,228,940 | Form 4 |
| Khuong Chau Quang Director | 2021-04-22 17:11:02 | 0 3,696,662 | 3,696,662 | Form 4 |
| Funicular Funds LP Cable Car Capital LLC Ma-Weaver Jacob 10% Owner | 2024-02-16 16:54:50 | 3,312,219 0 | 3,312,219 | Form 3 |
| KOLLURI KRISHNA KITTU 10% Owner | 2015-10-06 15:14:27 | 0 3,260,683 | 3,260,683 | Form 4 |
| Weller Harry R 10% Owner | 2015-10-06 15:18:15 | 0 3,260,683 | 3,260,683 | Form 4 |
| New Enterprise Associates 14 L.P. NEA Partners 14 L.P. NEA 14 GP LTD BASKETT FOREST Florence Anthony A. Jr. KERINS PATRICK J SANDELL SCOTT D 10% Owner | 2024-05-16 19:44:32 | 2,922,774 0 | 2,922,774 | Form 13D |
| Atlas Venture Fund IX L.P. 10% Owner | 2017-08-30 16:05:51 | 2,651,963 0 | 2,651,963 | Form 3 |
| Cancer Prevention & Research Institute of Texas 10% Owner | 2015-10-08 12:16:29 | 2,395,010 0 | 2,395,010 | Form 13G |
| Sofinnova Venture Partners VIII L.P. Sofinnova Management VIII L.L.C. HEALY JAMES AKKARAJU SRINIVAS Mehra Anand 10% Owner | 2018-02-14 13:03:27 | 574,972 0 | 574,972 | Form 13D |
| ORBIMED ADVISORS LLC OrbiMed Capital GP VI LLC Director | 2023-10-04 16:27:01 | 401,998 0 | 401,998 | Form 13D |
| ORBIMED ADVISORS LLC ISALY SAMUEL D OrbiMed Capital GP VI LLC Director | 2023-10-04 16:27:01 | 401,998 0 | 401,998 | Form 13D |
| PFIZER INC 10% Owner | 2018-02-13 17:04:00 | 356,797 0 | 356,797 | Form 13G |
| Barbosa Miguel Chief Scientific Officer | 2015-09-30 19:20:54 | 284,206 0 | 284,206 | Form 4 |
| O'Neill Vincent Chief Medical Officer | 2016-04-26 20:19:54 | 250,000 0 | 250,000 | Form 4 |
| Lammers Paul President & CEO | 2016-03-14 17:22:27 | 165,000 0 | 165,000 | Form 4 |
| Brennan Aoife President and CEO | 2023-11-14 19:23:02 | 147,214 0 | 147,214 | Form 4 |
| Gutierrez-Ramos Jose-Carlos See Remarks | 2018-03-16 06:05:35 | 120,540 0 | 120,540 | Form 4 |
| Riese Richard J. Chief Medical Officer | 2021-03-12 16:53:02 | 109,000 0 | 109,000 | Form 4 |
| DeYoung Casi Chief Business Officer | 2016-03-14 17:23:32 | 60,000 0 | 60,000 | Form 4 |
| Fuhrman Alan Chief Financial Officer | 2016-03-14 17:23:01 | 60,000 0 | 60,000 | Form 4 |
| Shegog Todd See Remarks | 2019-03-06 16:05:23 | 58,500 0 | 58,500 | Form 4 |
| BELOFF GREGG See Remarks | 2022-02-01 16:05:31 | 50,000 0 | 50,000 | Form 4 |
| Miller Paul Francis Chief Scientific Officer | 2019-02-14 16:06:58 | 48,135 0 | 48,135 | Form 4 |
| JENSEN MICHAEL VANGSTED Chief Financial Officer | 2023-11-14 19:22:53 | 35,330 0 | 35,330 | Form 4 |
| Awad Antoine Chief Operating Officer | 2024-04-04 16:00:05 | 33,859 0 | 33,859 | Form 4 |
| Heffernan Michael Thomas Director | 2023-06-26 14:20:38 | 30,000 0 | 30,000 | Form 4 |
| Kelly-Croswell Lisa Director | 2023-06-26 14:21:16 | 30,000 0 | 30,000 | Form 4 |
| Burgess Michael F. Director | 2023-06-26 14:21:50 | 30,000 0 | 30,000 | Form 4 |
| Leschly Nick Director | 2023-06-26 14:25:56 | 30,000 0 | 30,000 | Form 4 |
| Shea Richard P Director | 2023-06-26 14:28:14 | 30,000 0 | 30,000 | Form 4 |
| Mathers Edward T Director | 2023-06-26 15:46:34 | 30,000 0 | 30,000 | Form 4 |
| Barrett Peter Director | 2024-01-04 16:00:20 | 24,923 0 | 24,923 | Form 4 |
| Kim Sinil Chief Medical Officer | 2016-03-07 18:50:25 | 23,628 0 | 23,628 | Form 3/A |
| Nisen Perry Director | 2016-09-06 18:23:56 | 20,000 0 | 20,000 | Form 4 |
| Dooley Mary Beth Head of Finance | 2024-10-30 19:21:40 | 15,152 0 | 15,152 | Form 4 |
| Hurter Patricia N. Director | 2024-01-04 16:00:30 | 14,678 0 | 14,678 | Form 4 |
| Gengos Andrew Chief Operating Officer | 2018-03-15 16:05:27 | 10,000 0 | 10,000 | Form 4 |
| POWELL MICHAEL Director | 2019-06-07 16:15:22 | 10,000 0 | 10,000 | Form 4 |
| SIEGALL CLAY B Director | 2016-09-06 18:33:12 | 10,000 0 | 10,000 | Form 4 |
| Alleva Lawrence M Director | 2016-09-06 18:28:40 | 10,000 0 | 10,000 | Form 4 |
| Greenleaf Peter Director | 2016-09-06 18:27:08 | 10,000 0 | 10,000 | Form 4 |
| Winkler Matthew Director | 2016-09-06 18:25:41 | 10,000 0 | 10,000 | Form 4 |
| PLEVY SCOTT ERIC Chief Scientific Officer | 2019-09-25 16:31:04 | 8,000 0 | 8,000 | Form 4 |
| Irvin Jon Vice President, Finance | 2016-12-02 19:11:27 | 7,625 0 | 7,625 | Form 4 |
| Jones Elaine V Director | 2015-09-30 19:23:36 | 7,200 0 | 7,200 | Form 4 |
| Flynn James P Director | 2024-03-21 17:09:30 | 4,000 0 | 4,000 | Form 4 |