SYBX Insider Trading Activity and SEC Form 4 Filings
SYBX insider trading summary
No open-market insider purchases or sales of Synlogic, Inc. (SYBX) have been reported on SEC Form 4 in the past 12 months.
Latest SYBX insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 29, 2025 | Mary Beth Dooley | See Remarks below | Sell | $284 (157 @ $1.81) |
| Apr 2, 2025 | Mary Beth Dooley | See Remarks below | Sell | $173 (144 @ $1.20) |
| Feb 3, 2025 | Mary Beth Dooley | See Remarks below | Sell | $3K (2,107 @ $1.33) |
| Oct 29, 2024 | Mary Beth Dooley | Head of Finance | Sell | $111 (79 @ $1.40) |
| Apr 2, 2024 | Antoine Awad | Chief Operating Officer | Sell | $644 (372 @ $1.73) |
| Apr 2, 2024 | Mary Beth Dooley | Head of Finance | Sell | $325 (188 @ $1.73) |
| Apr 3, 2023 | Michael Vangsted Jensen | Chief Financial Officer | Sell | $1K (2,553 @ $0.58) |
| Apr 3, 2023 | Aoife Brennan | See Remarks | Sell | $11K (19,042 @ $0.58) |
| Apr 3, 2023 | Antoine Awad | Chief Operating Officer | Sell | $4K (6,438 @ $0.58) |
| May 24, 2022 | Michael Vangsted Jensen | Chief Financial Officer | Buy | $11K (9,500 @ $1.12) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.