Investor Relations

Investor Relations

Questcor Pharmaceuticals, Inc. is a biopharmaceutical company focused on the treatment of patients with serious, difficult-to-treat autoimmune and inflammatory disorders.


Recent Releases

Aug 4, 2014
Institutional Shareholder Services Inc. And Glass Lewis Recommend That Shareholders Of Mallinckrodt And Questcor Vote FOR Mallinckrodt's Acquisition Of Questcor

Jul 24, 2014
Questcor Reports Record Second Quarter Financial Results

Jul 14, 2014
Mallinckrodt Pharmaceuticals And Questcor Pharmaceuticals Provide Update On Transaction

View all releases »

Events & Presentations

Apr 7, 2014 at 8:30 AM ET
Conference Call to discuss Acquisition

Feb 25, 2014 at 4:30 PM ET
Q4 2013 Questcor Pharmaceuticals, Inc. Earnings Conference

View all events & presentations »

Investor Presentation
April 2014
Mallinckrodt-Questcor Investor Presentation
Stock Chart
Stock price graph
3 Mo.   6 Mo.   1 Yr.
Stock Quote
Questcor Pharmaceuticals, Inc.
Price: 93.60
Change: + 1.52
Day High: 94.42
Day Low: 92.17
Volume: 3,115,300
Delayed at least 20 minutes.
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Transfer Agent

Computershare Trust Co., Inc.
Phone 303-262-0600

Corporate Counsel

Stradling Yocca Carlson & Rauth
Newport Beach, CA

Independent Accountants


Questcor Investor and
Media Relations: