Mary Beth Dooley

Head of Finance, SYNLOGIC, INC.

Companies

SYNLOGIC, INC.Head of Finance Mar 21, 2024 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

SYNLOGIC, INC. SYBX12,744 shares²$13.8K at $1.08Oct 29, 2025

As of each latest filing. The line shows shares held over time.

Recent filings

Oct 29, 2025Sold 157 shares at $1.81 of SYNLOGIC, INC.²
Apr 2, 2025Sold 144 shares at $1.20 of SYNLOGIC, INC.³
Feb 3, 2025Sold 2,107 shares at $1.33 of SYNLOGIC, INC.⁴
Oct 29, 2024Sold 79 shares at $1.40 of SYNLOGIC, INC.⁵
Apr 2, 2024Sold 188 shares at $1.73 of SYNLOGIC, INC.⁶

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARSYNLOGIC, INC., Head of Finance
2
SEC EDGARSYNLOGIC, INC. shares after the filing of Oct 29, 2025
3
SEC EDGARForm 4 filed Apr 3, 2025
4
SEC EDGARForm 4 filed Feb 4, 2025
5
SEC EDGARForm 4 filed Oct 30, 2024
6
SEC EDGARForm 4 filed Apr 4, 2024