Synlogic, Inc. Files 8-K: Director Changes, Officer Appointments, and More

Ticker: SYBX · Form: 8-K · Filed: Dec 16, 2025 · CIK: 1527599

Synlogic, Inc. 8-K Filing Summary
FieldDetail
CompanySynlogic, Inc. (SYBX)
Form Type8-K
Filed DateDec 16, 2025
Risk Levelmedium
Pages3
Reading Time4 min
Key Dollar Amounts$0.001
Sentimentneutral

Sentiment: neutral

Topics: corporate-governance, officer-appointment, director-departure, financials

TL;DR

Synlogic's 8-K shows director/officer changes, votes, and financials filed Dec 15.

AI Summary

On December 15, 2025, Synlogic, Inc. filed an 8-K report detailing several key events. These include the departure of directors or certain officers, the election of new directors, the appointment of certain officers, and updates to compensatory arrangements for officers. The filing also covers the submission of matters to a vote of security holders and includes financial statements and exhibits.

Why It Matters

This filing indicates significant corporate governance and personnel changes within Synlogic, Inc., which could impact the company's strategic direction and operational management.

Risk Assessment

Risk Level: medium — Changes in directors and officers, along with votes and financial updates, can signal shifts in company strategy or performance, warranting closer investor attention.

Key Players & Entities

  • SYNLOGIC, INC. (company) — Registrant
  • December 15, 2025 (date) — Date of earliest event reported
  • Delaware (jurisdiction) — State of Incorporation
  • 001-37566 (company_id) — Commission File Number
  • 26-1824804 (company_id) — IRS Employer Identification No.
  • PO Box 30 (address) — Principal Executive Offices Street 1
  • Winchester (city) — Principal Executive Offices City
  • Massachusetts (state) — Principal Executive Offices State
  • 01890 (zip_code) — Principal Executive Offices Zip Code
  • (617) 659 (phone_number) — Registrant's Telephone Number

FAQ

What specific changes occurred regarding directors or officers?

The filing indicates the departure of directors or certain officers, the election of directors, and the appointment of certain officers, though specific names are not detailed in this summary section.

What is the significance of the 'Submission of Matters to a Vote of Security Holders' item?

This indicates that Synlogic, Inc. presented certain proposals or issues for shareholders to vote on during a meeting or via proxy.

What types of documents are included as exhibits?

The filing states that 'Financial Statements and Exhibits' are included, suggesting financial reports and other relevant documentation are attached.

When was the earliest event reported in this 8-K filing?

The earliest event reported in this filing occurred on December 15, 2025.

What is Synlogic, Inc.'s primary business classification?

Synlogic, Inc. is classified under Pharmaceutical Preparations (SIC code 2834).

Filing Stats: 971 words · 4 min read · ~3 pages · Grade level 11.6 · Accepted 2025-12-15 20:18:53

Key Financial Figures

  • $0.001 — ch registered Common Stock, par value $0.001 per share SYBX The Nasdaq Capital M

Filing Documents

07 Submission of Matters to a Vote of Security Holders

Item 5.07 Submission of Matters to a Vote of Security Holders. (a) On December 15, 2025, the Company held its Annual Meeting. At the Annual Meeting, a quorum of 10,292,327 shares of the Company's common stock, or 87.97% of the outstanding shares of common stock entitled to vote as of the record date of October 24, 2025, were present or represented by proxy. (b) The following actions were taken at the Annual Meeting: 1. The following nominees were reelected to serve on the Company's board of directors (the "Board of Directors") as Class I directors until the Company's 2028 annual meeting of stockholders, based on the following votes: Nominee Shares Voted For Shares Voted To Withhold Authority Broker Non-Vote James Flynn 7,758,065 16,246 2,518,016 Richard P. Shea 7,689,398 84,913 2,518,016 After the Annual Meeting, Edward Mathers continued to serve as a Class II Director for a term that expires at the 2026 annual meeting, and Peter Barrett, Ph.D. continued to serve as a Class III Director for a term that expires at the 2027 annual meeting. 2. The Company's stockholders approved, in a non-binding advisory vote, the compensation of the Company's named executive officers, as disclosed in the Proxy Statement, based on the following votes: Shares Voted For Shares Voted Against Shares Abstaining Broker Non-Votes 7,748,367 17,545 8,399 2,518,016 3. The Company's stockholders approved the adoption of the 2025 Plan, based on the following votes: Shares Voted For Shares Voted Against Shares Abstaining Broker Non-Votes 7,406,487 360,064 7,760 2,518,016 4. The selection of KPMG LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2025 was ratified, based on the following votes: Shares Voted For Shares Voted Against Shares Abstaining Broker Non-Votes 10,284,074 7,949 304 — I tem 9.01 Financial Statements and Exhibits. (d) Exhibits Exhibit

SIGNATURES

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Date: December 15, 2025 Synlogic, Inc. By: /s/ Mary Beth Dooley Name: Title: Mary Beth Dooley Principal Executive Officer and Principal Financial Officer

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