List of insiders holdings for Seres Therapeutics 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 | Nestle Health Science US Holdings Inc. NESTLE SA NIMCO US Inc. 10% Owner |
2024-10-02 08:15:49 | 21,781,753 0 |
21,781,753 | Form 13D |
| 2 | NESTLE SA Societe des Produits Nestle S.A. 10% Owner |
2024-10-02 08:15:49 | 21,781,753 0 |
21,781,753 | Form 13D |
| 3 | Nutritional Health LTP Fund General Partner LLC Nutritional Health LTP Fund L.P. Flagship Pioneering Inc. AFEYAN NOUBAR 10% Owner |
2022-07-07 17:00:24 | 0 17,617,352 |
17,617,352 | Form 4 |
| 4 | AFEYAN NOUBAR Flagship Ventures Fund 2007 L.P. Flagship Ventures Fund IV L.P. Flagship Ventures Fund IV-Rx L.P. Flagship VentureLabs IV LLC Flagship Ventures 2007 General Partner LLC Flagship Ventures Fund IV General Partner LLC KANIA EDWIN M JR Director 10% Owner |
2017-02-13 15:06:56 | 12,682,876 0 |
12,682,876 | Form 13G |
| 5 | Flagship Ventures Fund IV General Partner LLC Flagship Ventures Fund IV L.P. Flagship Ventures Fund IV-Rx L.P. Nutritional Health LTP Fund General Partner LLC Nutritional Health LTP Fund L.P. Flagship Pioneering Inc. Flagship Pioneering Fund VI General Partner LLC Flagship Pioneering Fund VI L.P. AFEYAN NOUBAR 10% Owner |
2020-11-25 18:00:45 | 0 11,018,191 |
11,018,191 | Form 4 |
| 6 | Flagship Pioneering Fund VII General Partner LLC Flagship Pioneering Fund VII L.P. 10% Owner |
2022-07-07 17:00:37 | 0 5,825,495 |
5,825,495 | Form 3 |
| 7 | Arkowitz David Chief Financial Officer |
2024-02-16 21:13:51 | 751,597 0 |
751,597 | Form 4 |
| 8 | Thorell Marella See Remarks |
2025-02-11 16:15:12 | 650,000 0 |
650,000 | Form 4 |
| 9 | Aunins John G. Chief Technology Officer & EVP |
2020-01-31 16:05:20 | 300,000 0 |
300,000 | Form 4 |
| 10 | COOK DAVID N See Remarks |
2019-01-29 18:51:02 | 159,935 0 |
159,935 | Form 4 |
| 11 | Trucksis Michele See Remarks |
2018-01-30 20:58:24 | 129,893 0 |
129,893 | Form 4 |
| 12 | Woerle Hans-Juergen Director |
2025-02-06 08:05:04 | 120,000 0 |
120,000 | Form 4 |
| 13 | Ege David S. See Remarks |
2024-08-19 17:29:45 | 107,263 0 |
107,263 | Form 4 |
| 14 | Fraser Claire Director |
2025-04-11 16:05:15 | 100,000 0 |
100,000 | Form 4 |
| 15 | Graves Kurt Director |
2025-04-11 16:05:12 | 100,000 0 |
100,000 | Form 4 |
| 16 | Kender Richard N Director |
2025-04-11 16:05:09 | 100,000 0 |
100,000 | Form 4 |
| 17 | Hashad Wael EVP & Chief Commercial Officer |
2017-01-27 17:56:04 | 100,000 0 |
100,000 | Form 4 |
| 18 | Biondi Paul Director |
2025-04-11 16:05:17 | 100,000 0 |
100,000 | Form 4 |
| 19 | Dere Willard H Director |
2025-04-11 16:05:04 | 100,000 0 |
100,000 | Form 4 |
| 20 | Ausiello Dennis A Director |
2025-04-11 16:05:07 | 100,000 0 |
100,000 | Form 4 |
| 21 | Berenson Stephen Director |
2025-04-11 16:05:10 | 100,000 0 |
100,000 | Form 4 |
| 22 | von Moltke Lisa See Remarks |
2025-02-19 20:05:09 | 90,343 0 |
90,343 | Form 4 |
| 23 | Cloghessy Paula See Remarks |
2023-10-31 21:43:04 | 73,936 0 |
73,936 | Form 4 |
| 24 | Chapman Marcus See Remarks |
2021-02-08 18:55:02 | 36,000 0 |
36,000 | Form 4 |
| 25 | Behar Gregory Director |
2023-06-23 17:24:28 | 35,000 0 |
35,000 | Form 4 |
| 26 | Zausner Meryl Director |
2022-07-06 19:19:52 | 31,746 0 |
31,746 | Form 4 |
| 27 | HORGAN KEVIN Chief Medical Officer and EVP |
2019-01-29 18:55:36 | 30,000 0 |
30,000 | Form 4 |
| 28 | Shaff Eric D. CEO and President |
2025-05-19 16:05:32 | 16,490 0 |
16,490 | Form 4 |
| 29 | CAUTREELS WERNER Director |
2015-06-29 18:10:06 | 15,000 0 |
15,000 | Form 4 |
| 30 | Kim Lorence H. Director |
2019-06-14 16:19:33 | 15,000 0 |
15,000 | Form 4 |
| 31 | Pomerantz Roger Director |
2019-06-14 16:19:06 | 15,000 0 |
15,000 | Form 4 |
| 32 | HUTT PETER BARTON Director |
2016-06-17 18:32:46 | 15,000 0 |
15,000 | Form 4 |
| 33 | DesRosier Thomas Chief Legal Officer and EVP |
2025-05-19 16:05:28 | 9,440 0 |
9,440 | Form 4 |
| 34 | Young Teresa L. See Remarks |
2025-05-19 16:05:34 | 7,046 0 |
7,046 | Form 4 |
| 35 | Henn Matthew R See Remarks |
2025-05-19 16:05:22 | 6,441 0 |
6,441 | Form 4 |