SYBX

Synlogic, Inc.

Healthcare · USD

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0.96 USD -0.09 -8.57%

As of Oct 30, 2026 Extended hours 0.58 -40.07%

0.96 Day range 1.06

0.56 52-week range 1.71

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Held by insiders 14.19%

Held by institutions 60.89%

Float held by institutions 70.96%

Institutions 21

Top institutional holders
Holder	% held	Shares	Value	Reported
Cable Car Capital LLC	28.32%	3,312,219	4.58M	Sep 29, 2024
NEA Management Company, LLC	24.99%	2,922,772	4.04M	Sep 29, 2024
Vanguard Group Inc	1.56%	183,002	252.85K	Sep 29, 2024
FMR, LLC	1.43%	166,724	230.36K	Sep 29, 2024
Renaissance Technologies, LLC	0.61%	71,928	99.38K	Sep 29, 2024
Geode Capital Management, LLC	0.55%	64,234	88.75K	Sep 29, 2024

Top mutual fund holders
Holder	% held	Shares	Value	Reported
Vanguard Total Stock Market Index Fund	1.19%	139,449	192.68K	Sep 29, 2024
Variable Insurance Products Fund-Growth Portfolio	0.66%	76,833	106.16K	Oct 30, 2024
Fidelity Advisor Equity Growth Fund	0.37%	43,116	59.57K	Oct 30, 2024
Vanguard Extended Market Index Fund	0.36%	42,476	58.69K	Sep 29, 2024
Fidelity Extended Market Index Fund	0.35%	41,341	57.12K	Oct 30, 2024
Fidelity Growth Discovery Fund	0.25%	29,260	40.43K	Oct 30, 2024

SYBX insiders
Insider	Relation	Latest transaction	Date	Shares held
AWAD ANTOINE	Chief Operating Officer	Sale	Apr 1, 2024	33,859
BRENNAN AOIFE M	Chief Executive Officer	Sale	Apr 2, 2023	256,301
DOOLEY MARY BETH	Officer	Sale	Oct 28, 2024	15,152
JENSEN MICHAEL VANGSTED	Chief Financial Officer	Sale	Apr 2, 2023	46,947

Ownership