Brian M. Rostocki

Partner

Wilmington

First-chair litigator of high-stakes business and commercial disputes, recognized for mastery of the law, strategic problem-solving, and impactful advocacy both inside and outside the courtroom

“A smart, knowledgeable and business-minded attorney whose performance both in and out of the courtroom is excellent” (Chambers and Partners), Brian has a wealth of experience advising on commercial and corporate matters. Brian is the managing partner in Reed Smiths Wilmington, Delaware office and a member of the firm’s Global Commercial Disputes Group. His practice emphasizes business and complex litigation, including litigating in the renowned Court of Chancery, as well as advising on a variety of commercial matters. Brian has been recognized by Chambers and Partners (Chancery), The Best Lawyers in America, Super Lawyers (Delaware Business Litigation), The Legal 500 US, and The Delaware Law Weekly (Lawyers on the Fast Track – 2016). Chambers and Partners reports that Brian “is increasingly recognized for his work in handling complex business litigation,” and that he has “a masterful understanding of Delaware law and is a true practitioner who knows all aspects of the law.” Market commentators have reported to Chambers and Partners that Brian “has a very good presence in court and is very smart” and that he is “a detail-oriented and trusted counsel.” Brian was also recently ranked in the top 10 influential Chancery lawyers shaping Delaware’s legal landscape in 2023, noting that “his commitment to client service is remarkable.”

Experience

Representative matters

Represented clients in litigation involving various M&A transactions. See, for example, Javelin Pharmaceuticals, Inc. v. Hospira, Inc., Del. Ch., C.A. No. 5533-VCN. (Defended Hospira, Inc. in an expedited litigation seeking to compel Hospira to close on its proposed $150 million acquisition of Javelin Pharmaceuticals, Inc.; the key issue concerned use of a MAC or MAE clause.); see also Esko-Graphics Inc. v. Schawk Digital Solutions, Inc., Del. Ch., C.A. No. 2018-0472-JTL.
Represented clients in class and derivative litigation, including fiduciary claims. See, for example, Wilson, et al. v. Wells Fargo Securities, LLC, et al., D. Del., C.A. No. 1:11-cv-00511-SLR. (Obtained dismissal of a class action for Wells Fargo relating to a $7 billion settlement deal for the auction rate securities (ARS) market's collapse.); In re New York Stock Exchange/Archipelago Merger Litig., N.Y. Sup. Ct., Bus. Div., No. 601646/05 (represented seatholders of the NYSE challenging the merger between the NYSE and Archipelago in which counsel for the NYSE seatholders was credited with adding over $1 billion in additional value for the NYSE seatholders); see also Steel Inv. Co. v. Smith, et al., Del. Ch., No. 2511-N; CLP 2014-A, L.P. v. Grand Wealth Group Limited, et al., Del. Ch., C.A. No. 2017-0098-JRS; Jaroslawicz, et al. v. M&T Bank Corp., et al., D. Del., C.A. No. 1:15-cv-00897-RGA; and Garfield v. Allen, et al., Del. Ch., C.A. No. 2021-0420-JTL.
Represented clients in claims related to breaches of asset purchase, stock purchase or joint venture agreements. See, for example, Sofregen Medical, Inc., et al. v. Allergan Sales, LLC, et al., Del. Super. Ct., C.A. No. N20C-03-319-EMD (CCLD) (first chair trial counsel); Acella Pharmaceuticals, LLC, et al. v. Sebela International, Ltd., et al., C.A. No. 2017-0299-JTL. (Defended pharmaceutical manufacturer and distributor in earn-out dispute relating to annual milestone payments arising from a purchase and sale agreement pursuant to which the company acquired pharmaceutical products); Doden v. Harris Steel, Inc., Del. Ch., C.A. No. 4319-VCL. (Counsel to Harris Steel, a subsidiary of NuCor Corp., in a lawsuit arising out of a stock purchase agreement pursuant to which Harris Steel acquired plaintiff’s steel fabrication and distribution business for approximately $185 million, subject to post-closing adjustments in accordance with an accountant resolution procedure set forth in the stock purchase agreement.); Piedmont Energy Co. v. Georgia Natural Gas Co., Del. Ch., No. 4424-VCS. (Represented Piedmont Energy Company, a subsidiary of Piedmont Natural Gas Company, in a lawsuit seeking an order declaring Piedmont’s rights pursuant to a buy-out option under a joint venture agreement.); Eggleston v. Alcatel-Lucent USA, Inc., Del. Super. Ct., C.A. No. N17C-06-145 EMD CCLD. (Represented Nokia (formerly Alcatel-Lucent) in litigation pending in Delaware in defense of a deferred compensation/earn-out dispute with a founder of a company acquired by Nokia.)

Recognitions

  • Selected through peer review for inclusion in The Best Lawyers in America© for Commercial Litigation, 2024-2025
  • Ranked in Chambers USA for Delaware Chancery, 2016-2025
  • The Best Lawyers in America© for Commercial Litigation, 2024 – only the top 5.3% of all practicing lawyers in the United States were selected by their peers to be in the Best Lawyers list

Credentials

Education

  • Widener University School of Law, J.D., magna cum laude, Articles Editor of The Delaware Journal of Corporate Law
  • Wilmington University, B.S., Finance, summa cum laude; Sigma Beta Delta; Delta Epsilon Rho

Professional admissions & qualifications

  • Delaware

Court admissions

  • State Supreme Court - Delaware
  • U.S. District Court - District of Delaware
  • U.S. Court of Appeals - Third Circuit
  • U.S. Bankruptcy Court - District of Delaware

Professional affiliations

  • Certified Mediator, Delaware Superior Court and U.S. Bankruptcy Court for the District of Delaware
  • Former Special Deputy Attorney General, Delaware Department of Justice Lend-A-Prosecutor Program
  • Former Attorney Guardian ad litem, Delaware Office of Child Advocacy
  • Delaware State Bar Association
  • American Bar Association

Clerkships

  • Delaware Supreme Court, Honorable Henry duPont Ridgely
  • Delaware Supreme Court, Honorable Myron T. Steele

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