Tor Gronborg

Partner

“There is no substitute for diligence.”

For nearly 20 years, Tor Gronborg has worked on securities fraud actions and has recovered more than $1 billion for investors.

Tor Gronborg is a member of the Firm’s Management Committee.  He has served as lead or co-lead counsel in numerous securities fraud cases that have collectively recovered more than $1 billion for investors.  Mr. Gronborg’s work has included significant recoveries against corporations such as Cardinal Health ($600 million), Motorola ($200 million), Prison Realty ($104 million), CIT Group ($75 million) and, most recently, Wyeth ($67.5 million). 

On three separate occasions, Mr. Gronborg’s pleadings have been upheld by the federal Courts of Appeals (Broudo v. Dura Pharms., Inc., 339 F.3d 933 (9th Cir. 2003), rev’d on other grounds, 544 U.S. 336 (2005); In re Daou Sys., 411 F.3d 1006 (9th Cir. 2005); Staehr v. Hartford Fin. Servs. Grp., 547 F.3d 406 (2d Cir. 2008)). He has also been responsible for a number of significant rulings, including Silverman v. Motorola, Inc., 798 F. Supp. 2d 954 (N.D. Ill. 2011); Roth v. Aon Corp., No. 04-C-6835, 2008 U.S. Dist. LEXIS 18471 (N.D. Ill. Mar. 7, 2008); In re Cardinal Health, Inc. Sec. Litigs., 426 F. Supp. 2d 688 (S.D. Ohio 2006); and In re Dura Pharms., Inc. Sec. Litig., 452 F. Supp. 2d 1005 (S.D. Cal. 2006).

Mr. Gronborg earned his Bachelor of Arts degree from the University of California, Santa Barbara, and his Juris Doctor degree from the University of California, Berkeley, where he was a member of the Moot Court Board.  In addition to his successful securities litigation practice, Mr. Gronborg lectures on topics such as the Federal Rules of Civil Procedure and electronic discovery.

Honors & Awards

  • Super Lawyer, 2013-2014

Practices

Education

University of California at Berkeley, Boalt Hall, J.D., 1995

  • Member, Moot Court Board
University of Lancaster, United Kingdom, 1992
  • Graduate work in International Relations and Strategic Studies 
  • Rotary International Fellowship

University of California at Santa Barbara, B.A., 1991

  • Recipient, AFL-CIO History Scholarship

Admissions

  • California
  • United States Courts of Appeals for the Second and Seventh Circuits
  • United States District Courts for the Northern, Central and Southern Districts of California
  • United States District Court for the District of Colorado

Office

San Diego
T: (619) 231-1058
F: (619) 231-7423