DOOLEY MARY BETH

PrivateCIK: 2015112
Location

CAMBRIDGE, MA

DOOLEY MARY BETH (Head of Finance) sold 1.2% of their position (157.00 shares) of SYNLOGIC, INC. on the open market

Open‑market sale worth $284.17 — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderDOOLEY MARY BETHCIK 2015112
IssuerSYNLOGIC, INC.CIK 1527599
Officer· Head of Finance
Since Mar 2024
-157.00
Net shares
Net seller
$284.17
Total sold
1
Open market trades
0B · 1S
1
Total transactions
157.00 disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

157.00

Price / share

$1.81

Trade value

$284.17

% of position

1.2%
10/29/2025
12.90K12.74K
Total

Net shares

157.00

Net value

-$284.17

Derivative Transactions0
No derivative transactions reported
DOOLEY MARY BETH — Insider Transaction (Form 4) Filed Oct 31, 2025 | Finecho