John Siebert

John Siebert

Director/Board Member at SUPERNUS PHARMACEUTICALS, INC.

Net worth: 3 M $ as of 2024-03-30

84 year
Health Technology
Consumer Services
Retail Trade

Profile

John M.
Siebert
is the founder of Compan Pharmaceuticals LLC, which was founded in 2008.
He held the position of Chairman & Chief Executive Officer from 2008 to 2010.
Dr. Siebert's current jobs include Director positions at Primus Pharmaceuticals, Inc., Accu-Break Pharmaceuticals, Inc., Supernus Pharmaceuticals, Inc., and Riverside Pharmaceuticals Corp.
Dr. Siebert's former jobs include President & Chief Executive Officer of CIMA Labs, Inc. from 1995 to 2003, Chairman & Chief Executive Officer of CyDex Pharmaceuticals, Inc. from 2003 to 2008, Chief Operating Officer & Partner of New Rhein Healthcare Investors from 2010 to 2014, and Executive Chairman, Chief Executive Officer & CFO of Aradigm Corp.
from 2006 to 2019.
He also held the position of President & Chief Executive Officer of Chase Pharmaceuticals Corp.
from 2014 to 2015.
Dr. Siebert's education includes a doctorate from the University of Missouri, an undergraduate degree from Benedictine University, and a graduate degree from Wichita State University.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2024-02-22 87,943 ( 0.16% ) 3 M $ 2024-03-30

John Siebert active positions

CompaniesPositionStart
SUPERNUS PHARMACEUTICALS, INC. Director/Board Member 2010-12-31
Director/Board Member -
Director/Board Member -
Riverside Pharmaceuticals Corp. Director/Board Member -
All active positions of John Siebert

Former positions of John Siebert

CompaniesPositionEnd
ARADIGM CORPORATION Chief Executive Officer 2019-02-14
Chief Executive Officer 2015-10-31
Chief Operating Officer 2013-12-31
Compan Pharmaceuticals LLC Chief Executive Officer 2009-12-31
Chief Executive Officer 2008-10-12
See the detail of John Siebert's experience

Training of John Siebert

University of Missouri Doctorate Degree
Benedictine University Undergraduate Degree
Wichita State University Graduate Degree

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of John Siebert's experience

Connections

98

1st degree connections

16

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Listed companies1
SUPERNUS PHARMACEUTICALS, INC.

Health Technology

Private companies12

Health Technology

Health Technology

Health Technology

Health Technology

Retail Trade

Health Technology

Health Technology

Health Technology

Dey Laboratories, Inc.

Compan Pharmaceuticals LLC

Finance

Riverside Pharmaceuticals Corp.

Miscellaneous

See company connections