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| Keyboard |
| Seres Therapeutics Inc | |
|---|---|
| Ticker | MCRB |
| CIK # | 0001609809 |
| CUSIP | 81750R201 |
| Sector | Life Sciences - Pharmaceutical Preparations |
| Address | 215 First Street Suite 440, Cambridge, MA 02142 |
| Source | [EDGAR] |
| Reg D Offering (Form D) | Filed | Raised | Terms |
|---|---|---|---|
| Seres Health Inc | 2015-01-05 | 65.0 M | Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose |
| CIK | Filing | 2011 - 2026 |
|---|---|---|
| [0001609809] | 10-K | |
| [0001609809] | 10-Q | |
| [0001609809] | 3 | |
| [0001609809] | 4 | |
| [0001609809] | 8-K | |
| [0001609809] | D | |
| [0001609809] | SC 13D | |
| [0001609809] | SC 13G |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
Thorell Marella
Stock Option (right to buy) · derivative
|
2026-03-04 | Grant | 22,500 | $0.00 | |
|
Henn Matthew R
Stock Option (right to buy) · derivative
|
2026-03-04 | Grant | 75,000 | $0.00 | |
|
Kender Richard N
Stock Option (right to buy) · derivative
|
2026-03-04 | Grant | 150,000 | $0.00 | |
|
DesRosier Thomas
Stock Option (right to buy) · derivative
|
2026-03-04 | Grant | 22,500 | $0.00 | |
|
Brady Kelly
Stock Option (right to buy) · derivative
|
2026-03-04 | Grant | 56,250 | $0.00 | |
|
Young Teresa L
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 98 | $0.00 | |
|
Henn Matthew R
Common Stock
|
2026-02-15 | Option exercise | 239 | ||
|
Henn Matthew R
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 98 | $0.00 | |
|
Henn Matthew R
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 141 | $0.00 | |
|
DesRosier Thomas
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 133 | $0.00 | |
|
Shaff Eric D
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 391 | $0.00 | |
|
Shaff Eric D
Common Stock
|
2026-02-15 | Option exercise | 723 | ||
|
DesRosier Thomas
Common Stock
|
2026-02-15 | Sell | 78 | $8.47 | 661 |
|
Young Teresa L
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 133 | $0.00 | |
|
DesRosier Thomas
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 111 | $0.00 | |
|
DesRosier Thomas
Common Stock
|
2026-02-15 | Option exercise | 244 | ||
|
Shaff Eric D
Restricted Stock Units · derivative
|
2026-02-15 | Option exercise | 333 | $0.00 | |
|
Young Teresa L
Common Stock
|
2026-02-15 | Option exercise | 231 | ||
|
Shaff Eric D
Common Stock
|
2026-02-15 | Sell | 259 | $8.47 | 2,194 |
|
Henn Matthew R
Common Stock
|
2026-02-15 | Sell | 89 | $8.47 | 754 |
| showing 20 of 200 most recent transactions | |||||
| 13F Ownership Over Time | Holders | Shares Held |
|---|---|---|
| 2026-03-31 | 34 | 2,487,573 |
| 2025-12-31 | 38 | 2,742,209 |
| 2025-09-30 | 39 | 2,957,754 |
| 2025-06-30 | 35 | 2,418,980 |
| 2025-03-31 | 66 | 61,666,311 |
| 2024-12-31 | 71 | 66,260,208 |
| 2024-09-30 | 79 | 64,272,504 |
| 2024-06-30 | 95 | 69,717,485 |
| 2024-03-31 | 100 | 87,283,506 |
| 2023-12-31 | 105 | 89,225,339 |
| 2023-09-30 | 135 | 109,134,189 |
| 2023-06-30 | 140 | 112,085,840 |
| Form 13F Holdings | ||||
|---|---|---|---|---|
| Firm | Period | DFND | Voting | Shares |
| Rachor Investment Advisory Services LLC | [2026-06-30] | SOLE | 0 | 1,477 | Prev | Page 1 | Next |