NASDAQ · SYBX

Synlogic, Inc.

Healthcare · Biotechnology

$1.18

Down-$0.02 (-1.67%)

Updated Aug 25, 2026, 4:14 PM

SID Score

4.0/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap: 12.99M
P/E ratio: -4.24
Dividend yield: 0.00%
52-week range: — – —
Volume: 100
Avg. volume: 43.76K

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SYBX price history

1M range · 0 trading sessions · Daily adjusted prices

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Stock researchResearch & News · SEC Filings

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SYBX research

SEC Filings

Recent regulatory filings and source documents.

SYBX SEC filings
Filed	Form	Description	Accepted	Document
Aug 14, 2026	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 11, 2026	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
Jul 29, 2026	8-K	Form 8-K - Current report - Item 1.01 Item 3.03 Item 5.01 Item 7.01 Item 9.01	—	Open source
Apr 30, 2026	10-K/A	Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]	—	Open source
Mar 12, 2026	10-K	Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]	—	Open source
Nov 26, 2025	8-K	Form 8-K - Current report - Item 3.01	—	Open source
Nov 13, 2025	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
Nov 12, 2025	DEF 14A	Form DEF 14A - Other definitive proxy statements	—	Open source
Oct 31, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 15, 2025	S-3/A	Form S-3/A - Registration statement under Securities Act of 1933: [Amend]	—	Open source
Aug 8, 2025	S-3	Form S-3 - Registration statement under Securities Act of 1933	—	Open source
Aug 7, 2025	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
May 8, 2025	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
Apr 30, 2025	10-K/A	Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]	—	Open source
Apr 29, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 29, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 3, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Mar 6, 2025	10-K	Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]	—	Open source
Feb 21, 2025	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Feb 4, 2025	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 14, 2025	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Dec 20, 2024	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Dec 4, 2024	8-K	Form 8-K - Current report - Item 5.07 Item 9.01	—	Open source
Nov 12, 2024	S-8	Form S-8 - Securities to be offered to employees in employee benefit plans	—	Open source
Nov 12, 2024	S-8	Form S-8 - Securities to be offered to employees in employee benefit plans	—	Open source
Nov 12, 2024	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
Nov 12, 2024	8-K	Form 8-K - Current report - Item 2.02 Item 9.01	—	Open source
Nov 5, 2024	DEF 14A	Form DEF 14A - Other definitive proxy statements	—	Open source
Oct 30, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Aug 8, 2024	8-K	Form 8-K - Current report - Item 2.02 Item 9.01	—	Open source
Aug 8, 2024	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
May 14, 2024	10-Q	Form 10-Q - Quarterly report [Sections 13 or 15(d)]	—	Open source
May 14, 2024	8-K	Form 8-K - Current report - Item 2.02 Item 9.01	—	Open source
Apr 29, 2024	10-K/A	Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]	—	Open source
Apr 4, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Apr 4, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Mar 21, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Mar 21, 2024	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Mar 19, 2024	10-K	Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]	—	Open source
Mar 19, 2024	8-K	Form 8-K - Current report - Item 2.02 Item 9.01	—	Open source
Feb 22, 2024	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Feb 20, 2024	8-A12B	Form 8-A12B - Registration of securities [Section 12(b)]	—	Open source
Feb 20, 2024	8-K	Form 8-K - Current report - Item 1.01 Item 3.03 Item 5.03 Item 8.01 Item 9.01	—	Open source
Feb 12, 2024	8-K	Form 8-K - Current report - Item 2.02 Item 2.05 Item 5.02 Item 8.01 Item 9.01	—	Open source
Jan 4, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Jan 4, 2024	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Dec 29, 2023	8-K	Form 8-K - Current report - Item 5.02 Item 9.01	—	Open source
Nov 17, 2023	8-K	Form 8-K - Current report - Item 5.02	—	Open source
Nov 14, 2023	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source
Nov 14, 2023	4	Form 4 - Statement of changes in beneficial ownership of securities	—	Open source

Filed

Form

Description

Accepted

Document

Aug 14, 2026

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 11, 2026

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

Jul 29, 2026

8-K

Form 8-K - Current report - Item 1.01 Item 3.03 Item 5.01 Item 7.01 Item 9.01

—

Open source

Apr 30, 2026

10-K/A

Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]

—

Open source

Mar 12, 2026

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

—

Open source

Nov 26, 2025

8-K

Form 8-K - Current report - Item 3.01

—

Open source

Nov 13, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

Nov 12, 2025

DEF 14A

Form DEF 14A - Other definitive proxy statements

—

Open source

Oct 31, 2025

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 15, 2025

S-3/A

Form S-3/A - Registration statement under Securities Act of 1933: [Amend]

—

Open source

Aug 8, 2025

S-3

Form S-3 - Registration statement under Securities Act of 1933

—

Open source

Aug 7, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

May 8, 2025

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

Apr 30, 2025

10-K/A

Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]

—

Open source

Apr 29, 2025

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Apr 29, 2025

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Apr 3, 2025

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Mar 6, 2025

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

—

Open source

Feb 21, 2025

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Feb 4, 2025

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jan 14, 2025

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Dec 20, 2024

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Dec 4, 2024

8-K

Form 8-K - Current report - Item 5.07 Item 9.01

—

Open source

Nov 12, 2024

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

—

Open source

Nov 12, 2024

S-8

Form S-8 - Securities to be offered to employees in employee benefit plans

—

Open source

Nov 12, 2024

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

Nov 12, 2024

8-K

Form 8-K - Current report - Item 2.02 Item 9.01

—

Open source

Nov 5, 2024

DEF 14A

Form DEF 14A - Other definitive proxy statements

—

Open source

Oct 30, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Aug 8, 2024

8-K

Form 8-K - Current report - Item 2.02 Item 9.01

—

Open source

Aug 8, 2024

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

May 14, 2024

10-Q

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

—

Open source

May 14, 2024

8-K

Form 8-K - Current report - Item 2.02 Item 9.01

—

Open source

Apr 29, 2024

10-K/A

Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]

—

Open source

Apr 4, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Apr 4, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Mar 21, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Mar 21, 2024

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Mar 19, 2024

10-K

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

—

Open source

Mar 19, 2024

8-K

Form 8-K - Current report - Item 2.02 Item 9.01

—

Open source

Feb 22, 2024

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Feb 20, 2024

8-A12B

Form 8-A12B - Registration of securities [Section 12(b)]

—

Open source

Feb 20, 2024

8-K

Form 8-K - Current report - Item 1.01 Item 3.03 Item 5.03 Item 8.01 Item 9.01

—

Open source

Feb 12, 2024

8-K

Form 8-K - Current report - Item 2.02 Item 2.05 Item 5.02 Item 8.01 Item 9.01

—

Open source

Jan 4, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Jan 4, 2024

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Dec 29, 2023

8-K

Form 8-K - Current report - Item 5.02 Item 9.01

—

Open source

Nov 17, 2023

8-K

Form 8-K - Current report - Item 5.02

—

Open source

Nov 14, 2023

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

Nov 14, 2023

Form 4 - Statement of changes in beneficial ownership of securities

—

Open source

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