Kyntra Bio Inc.

Last updated September 27, 2026

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Organization details

Legal name: Kyntra Bio Inc.
Former names: Fibrogen Inc
Ownership: Public
Status: Active
Sector (GICS): Health Care
SIC code: 2834 — Pharmaceutical Preparations
Headquarters city: SAN Francisco
Headquarters state / province: California
Headquarters country: United States
Fiscal year end: December
Ticker symbol: KYNB
Primary stock exchange: Nasdaq

Identifiers

SEC CIK: 0000921299
EIN: 77-0357827

Board of directors

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Andrew E. Singer · Director
Since 2026
Aoife Brennan · Director
Since 2023
Benjamin Cravatt · Director
Since 2023
Enrique A. Conterno · Director · Chief Executive Officer
Since 2023
Gerald Lema · Director
Since 2023
James A. Schoeneck · Director
Since 2023
Jeffrey L. Edwards · Director
Since 2023
Jeffrey William Henderson · Director
Since 2023
Maykin Ho · Director
Since 2023
Michael Kauffman · Director
Since 2025
Suzanne Blaug · Director
Since 2023
Thane Wettig · Director · CEO
Since 2024

Chief executives

Enrique A. Conterno · Chief Executive Officer

Dates unknown

Thane Wettig · CEO

Dates unknown

Board connections

7 of this board's directors also sit on 15 other boards. 13 are in the same sector.

Shared director Other board Same sector

Adicet Bio Inc. Same sector
via Michael Kauffman
Agios Pharmaceuticals Inc. Same sector
via Maykin Ho
Alnylam Pharmaceuticals Inc. Same sector
via Benjamin Cravatt
Becton Dickinson and Company Same sector
via Jeffrey William Henderson
Bio-Rad Laboratories Inc.
via Jeffrey L. Edwards
BioMarin Pharmaceutical Inc. Same sector
via Maykin Ho
Calidi Biotherapeutics Inc. Same sector
via James A. Schoeneck
Climb Bio Inc. Same sector
via Aoife Brennan
Connect Biopharma Holdings Limited Same sector
via James A. Schoeneck
Halozyme Therapeutics Inc. Same sector
via Jeffrey William Henderson
Lifecore Biomedical Inc. Same sector
via Jeffrey L. Edwards
Neumora Therapeutics Inc. Same sector
via Maykin Ho
QUALCOMM Incorporated
via Jeffrey William Henderson
Verastem Inc. Same sector
via Michael Kauffman
Xilio Therapeutics Inc. Same sector
via Aoife Brennan

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $53,602; 3 purchases by 1 insider
Sold, last 12 months: $0; 0 sales by 0 insiders

Date	Insider	Transaction	Shares	Price	Value
Sep 6, 2026	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−22	$8.55	$188
Sep 6, 2026	Thane Wettig Director, Officer (CEO)	Shares withheld for tax	−209	$8.55	$1,787
Jun 6, 2026	Thane Wettig Director, Officer (CEO)	Shares withheld for tax	−198	$6.71	$1,329
Jun 6, 2026	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−52	$6.71	$349
May 14, 2026	Thane Wettig Director, Officer (CEO)	Open-market purchase	−2,800	$7.09	$19,852
Mar 6, 2026	Thane Wettig Director, Officer (CEO)	Shares withheld for tax	−277	$6.84	$1,895
Mar 6, 2026	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−60	$6.84	$410
Dec 6, 2025	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−52	$8.42	$438
Dec 6, 2025	Thane Wettig Director, Officer (CEO)	Shares withheld for tax	−259	$8.42	$2,181
Nov 17, 2025	Thane Wettig Director, Officer (CEO)	Open-market purchase	+2,700	$9.10	$24,570
Nov 13, 2025	Thane Wettig Director, Officer (CEO)	Open-market purchase	+1,000	$9.18	$9,180
Sep 6, 2025	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−53	$12.10	$641
Sep 6, 2025	Thane Wettig Director, Officer (CEO)	Shares withheld for tax	−248	$12.10	$3,001
Jun 30, 2025	James A. Schoeneck Director	Open-market purchase	+23,567	$5.07	$119,485
Jun 6, 2025	DeLucia David Officer (Chief Financial Officer)	Shares withheld for tax	−51	$7.83	$399

Peers

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Questions about Kyntra Bio Inc.

Who is the CEO of Kyntra Bio Inc.?

Enrique A. Conterno is Kyntra Bio Inc.'s Chief Executive Officer.

How many directors are on Kyntra Bio Inc.'s board?

Kyntra Bio Inc.'s board has 12 directors: Andrew E. Singer, Aoife Brennan, Benjamin Cravatt, Enrique A. Conterno, Gerald Lema, James A. Schoeneck, Jeffrey L. Edwards, Jeffrey William Henderson, Maykin Ho, Michael Kauffman and 2 others.

Are Kyntra Bio Inc. insiders buying or selling shares?

Over the last 12 months, Kyntra Bio Inc. insiders bought $53,602 of shares in 3 purchases and made no open-market sales on the open market, as reported to the SEC on Forms 4 and 5.

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