What does CUSIP 87166L100 represent in this 13F holders report?

CUSIP 87166L100 is the security identifier for SYBX - Synlogic, Inc. - Common Stock, par value $0.001 used to aggregate holder disclosures.

How many institutions held SYBX - Synlogic, Inc. - Common Stock, par value $0.001 in Q3 2023?

1 institutional investor reported SYBX - Synlogic, Inc. - Common Stock, par value $0.001 for Q3 2023. Use the holders table for investor-level position and value details.

Synlogic, Inc. - Common Stock, par value $0.001 (SYBX)

CUSIP: 87166L100

Q3 2023 13F Holders as of 30 Sep 2023

Security type / class: Equity / Common Stock, par value $0.001
Total 13F shares: 13,727
Total 13F value: $38,572
Share change: -32,022,930
SEC-reported price per share: $2.81
Number of holders: 1
Value change: -$14,225,894
Number of sells: 42
Shares outstanding: 11,697,161

Security key

87166L100

Report period

Q3 2023

Institutions

Top holders

SYBX full security history Ownership snapshot Full 13F holder table SYNLOGIC, INC. SEC filings SYNLOGIC, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of SYBX - Synlogic, Inc. - Common Stock, par value $0.001 (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

FMR LLC

Disclosed value leader

FMR LLC

Comparable rows

15/15

Latest evidence

30 Jun 2023

13F Lead comparable stake: 87% Showing 1-6 of 15 holder rows.

Quick read

FMR LLC leads the comparable SEC ownership view at 87%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens FMR LLC's linked filing trail.

Comparable ownership Top 5

FMR LLC 87%

ORBIMED ADVISORS LLC 52%

NEA Management Company, LLC 36%

Atlas Venture Associates IX, LLC 23%

Alyeska Investment Group, L.P. 22%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
FMR LLC	13F Company 13F	87%	$4,361,163 10,142,239 shares	—	30 Jun 2023
ORBIMED ADVISORS LLC	13F Company 13F	52%	$2,592,898 6,029,995 shares	—	30 Jun 2023
NEA Management Company, LLC	13F Company 13F	36%	$1,818,444 4,228,940 shares	—	30 Jun 2023
Atlas Venture Associates IX, LLC	13F Company 13F	23%	$1,140,344 2,651,963 shares	—	30 Jun 2023
Alyeska Investment Group, L.P.	13F Company 13F	22%	$1,083,821 2,520,514 shares	—	30 Jun 2023
VANGUARD GROUP INC	13F Company 13F	19%	$964,742 2,243,586 shares	—	30 Jun 2023

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

13,727

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2023 vs Q2 2023 Across Filers

Q2 2023 holders

Q3 2023 holders

Holder diff

-44

Investor	Q2 2023 Shares	Q3 2023 Shares	Share Diff	Share Chg %	Q2 2023 value	Q3 2023 value	Value change	Value Chg %