SYNLOGIC, INC.

SYBX
Exchange
OTC
Industry
Pharmaceutical Preparations
SEC CIK
0001527599

Price chart

Open-market purchases and sales by SYBX insiders, newest first.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Aug 14, 20264:09 PM ETJul 27, 2026SANDELL SCOTT D and 5 othersDirector, 10% OwnerPPurchaseCommon Stock · Derivative+2.64M––2.64M–SEC
Oct 31, 2025Oct 29, 2025Dooley Mary BethSee Remarks belowSSaleCommon Stock−157$1.81−$284.1712.74K−1.2%SEC
Apr 3, 2025Apr 2, 2025Dooley Mary BethSee Remarks belowSSaleCommon Stock−144$1.20−$172.812.9K−1.1%SEC
Feb 4, 2025Feb 3, 2025Dooley Mary BethSee Remarks belowSSaleCommon Stock−2.11K$1.33−$2.8K13.05K−13.9%SEC
Oct 30, 2024Oct 29, 2024Dooley Mary BethHead of FinanceSSaleCommon Stock−79$1.40−$110.615.15K−0.5%SEC

The largest institutional positions in SYBX at the end of Q2 2026.

Institutions holding SYBX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
DRW Securities, LLC23,763$16.66K0.00%00.0%Unchanged