EFTR

eFFECTOR Therapeutics, Inc.

Healthcare · USD

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0.00 USD 0.00 0.00%

As of Oct 29, 2026

0.0002 Day range 0.0002

0.0002 52-week range 0.0008

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Held by insiders 2.91%

Held by institutions 23.45%

Float held by institutions 24.15%

Institutions 22

Top institutional holders
Holder	% held	Shares	Value	Reported
SR One Capital Management, LP	11.05%	6,822,114	5.66M	Jun 29, 2023
Carlyle Group Inc.	7.81%	4,822,114	4.00M	Jun 29, 2023
Column Group LLC	6.98%	4,309,329	3.58M	Jun 29, 2023
Sectoral Asset Management, Inc.	3.86%	2,382,644	1.98M	Jun 29, 2023
Parallel Advisors, LLC	2.74%	1,693,559	1.41M	Jun 29, 2023
Blackstone Inc	2.12%	1,308,587	1.09M	Jun 29, 2023

Top mutual fund holders
Holder	% held	Shares	Value	Reported
Vanguard Total Stock Market Index Fund	0.49%	300,033	249.09K	Jun 29, 2023
Vanguard Extended Market Index Fund	0.15%	94,449	78.41K	Jun 29, 2023
Fidelity Extended Market Index Fund	0.09%	55,532	51.64K	May 30, 2023
Fidelity NASDAQ Composite Index Fund	0.04%	24,005	22.32K	May 30, 2023
Fidelity Series Total Market Index Fund	0.02%	10,545	9.81K	May 30, 2023
Fidelity Total Market Index Fund	0.02%	9,490	8.82K	May 30, 2023

EFTR insiders
Insider	Relation	Latest transaction	Date	Shares held
BHATT ELIZABETH	Director	Conversion of Exercise of derivative security	Aug 24, 2021	0
BYRNES MICHAEL	Chief Financial Officer	Stock Award(Grant)	May 14, 2024	3,117
EHRLICH CHRISTOPHER B	Director	Purchase	Oct 3, 2022	178,415
GALLAGHER BRIAN M JR.	Director	Purchase	Jun 22, 2022	30,000
PRESIDIO MANAGEMENT GROUP X L L C	Beneficial Owner of more than 10% of a Class of Security	Sale	Aug 2, 2022	0
ROOT JONATHAN D	Director and Beneficial Owner of more than 10% of a Class of Security	Sale	Dec 1, 2021	0

Ownership