Citadel Securities Americas LLC v. Portofino Technologies AG

District Court, S.D. New York·Decided October 31, 2024·No. 1:23-cv-05222·Unknown

Opinion

UNITED STATES DISTRICT COURT ELECTRONICALLY FILED DOC #: _________________ SOUTHERN DISTRICT OF NEW YORK DATE FILED: 10/31/2024 ----------------------------------------------------------------- X : CITADEL SECURITIES AMERICAS LLC, et al., : : Plaintiffs, : 1:23-cv-5222-GHW : -v- : MEMORANDUM OPINION & : ORDER PORTOFINO TECHNOLOGIES AG, et al., : : Defendants. : : ------------------------------------------------------------------ X GREGORY H. WOODS, United States District Judge: I. INTRODUCTION In March 2021, Leonard Lancia and Alex Casimo left their jobs at Citadel Securities (Europe) Limited in London, where they worked in European options trading. Shortly thereafter, the two founded Portofino Technologies AG, a Swiss corporation that focuses on high-frequency cryptocurrency trading. Jean Canzoneri is alleged to have provided Portofino’s founders “seed funding” around January 2021, before Lancia and Casimo had left Citadel. Citadel claims that Portofino misappropriated Citadel’s trade secrets and further claims that Canzoneri aided and abetted this conduct by providing the investment needed for Lancia and Casimo to form Portofino. Canzoneri moves to dismiss the claim against him for lack of personal jurisdiction and failure to state a claim. He alternatively requests that the Court stay the case pending resolution of a London arbitration of related matters. Because Plaintiffs fail to allege facts demonstrating the Court’s personal jurisdiction over Canzoneri pursuant to New York’s long arm statute, Canzoneri’s motion to dismiss the aiding and abetting claim against him is GRANTED. II. BACKGROUND A. Facts1 1. The Parties Plaintiffs Citadel Securities Americas LLC and Citadel Securities Americas Services LLC are Delaware limited liability companies with headquarters and principal places of business in Miami, Florida. Dkt. No. 25 (“Am. Compl.”) ¶¶ 18–19. Plaintiffs Citadel Securities (Europe) Limited and

Citadel Management (Europe) II Limited (collectively, “Citadel Europe”) are private limited companies incorporated and domiciled in the United Kingdom, with their principal places of business in London. Id. ¶¶ 20–21.2 Defendant Portofino Technologies AG is a Swiss corporation, incorporated in April 2021, that holds itself out as having offices in Zug, Switzerland as well as London, New York, Amsterdam, and Singapore. Id. ¶¶ 22, 106. Defendant Portofino Technologies USA, Inc. is a Delaware corporation.3 Id. ¶ 23. This opinion will refer to the defendant corporate entities collectively as “Portofino.” Defendant Jean Canzoneri (hereinafter “Defendant”) is a French citizen, who Plaintiffs allege resides in Milan, Italy.4 Id. ¶ 24. 2. Defendant’s Investment in Portofino Leonard Lancia and Alex Casimo were employees of Citadel Europe. Id. ¶¶ 75, 80. While

1 At the motion to dismiss stage, the Court accepts the following facts set forth in the Amended Complaint, Dkt. No. 25 (“Am. Compl.”). 2 Citadel Securities (Europe) Limited is owned by its sole shareholder, CSHC Europe LLC, a Delaware limited liability company, and Citadel Management (Europe) II Limited is owned by its sole shareholder, Citadel Hedge Fund Holdings II LP, a Delaware limited partnership. Id. ¶¶ 20–21. 3 Plaintiffs allege that Portofino Technologies USA, Inc. is an alter ego of Portofino Technologies AG. Id. ¶ 30. Namely, Plaintiffs allege that the two entities “share common owners who operate them as a single economic unit,” that Portofino Technologies USA is “financially dependent on these common owners,” that Portofino Technologies USA “primarily transacts the business of Portofino Technologies AG,” and that Portofino Technologies USA “exhibits no corporate formalities that would indicate it is anything other than an alter ego of Portofino Technologies AG.” Id. 4 Defendant submitted an affidavit asserting that at the time of the events alleged in the Amended Complaint, he was living in France. Dkt. No. 41, Decl. of Jean Canzoneri, ¶ 2. still employed by Citadel Europe, Lancia and Casimo began developing a high-frequency cryptocurrency (“crypto”) trading business as early as September 2020. Id. ¶¶ 89–97. That business would eventually become Portofino. Id. ¶ 105–06. Lancia and Casimo began soliciting investors for Portofino as early as October 2020, five months before they resigned from Citadel. Id. ¶¶ 98–101. Defendant, a “tech-industry investor and self-proclaimed ‘business angel,’” posted on his LinkedIn profile that he was a “Seed Investor” in Portofino as early as January 2021.5 Id. ¶ 103.

Plaintiffs allege that Defendant knew “that at the time of [his] investment[] in 2020 or 2021, Portofino’s founders were still employed by Citadel Securities . . . and, because of the nature of their jobs, had unfettered access to its [t]rade [s]ecrets and other confidential information, as well as obligations to safeguard and not steal those secrets.” Id. ¶ 218. 3. The Alleged Misappropriation of Trade Secrets Plaintiffs allege that Portofino deliberately misappropriated Citadel’s trade secrets, specifically Citadel’s proprietary trading strategies, research methodology, simulations, and crypto- related business plans. Id. ¶¶ 2, 52. Plaintiffs allege that Lancia and Casimo used their access to Citadel’s trade secrets, id. ¶¶ 83–84, to develop and operate Portofino’s high-frequency crypto trading business, id. ¶¶ 161–65. Additionally, Plaintiffs allege that Portofino induced two Citadel employees, Taym Moustapha and Vincent Prieur, to leave Citadel Europe’s London office and Citadel’s New York

office, respectively, and to share the trade secrets they became aware of while working at Citadel. Id. ¶¶ 171–94, 206–10. Plaintiffs allege that Portofino began to recruit Prieur in October 2021. Id. ¶ 118. Prieur visited Portofino’s offices in Switzerland in November 2021, and in January 2022, he resigned from Citadel. Id. ¶¶ 119, 122. He began working for Portofino in April 2022. Id. ¶ 123.

5 Defendant’s LinkedIn profile previously stated that he was a seed investor as early as January 2020. Am. Compl. ¶ 103 n.9. Plaintiffs further allege that after misappropriating these trade secrets in order to build its crypto trading platform, Portofino attempted to solicit investors, including investors in New York. Id. ¶¶ 110–11. Lancia allegedly traveled to New York in the summer of 2021 “to meet with additional potential Portofino investors.” Id. ¶ 115. B. Procedural History This case was removed from the Supreme Court of the State of New York, County of New

York, on June 20, 2023. Dkt. No. 1. Plaintiffs filed their Amended Complaint on July 21, 2023. Dkt. No. 25. On August 22, 2023, the Court stayed discovery pending the outcome of the anticipated motions to dismiss. Dkt. No. 36. On September 18, 2023, Defendant filed a motion to dismiss the Amended Complaint as against himself pursuant to Fed. R. Civ. P. 12(b)(2) for lack of personal jurisdiction and pursuant to Fed. R. Civ. P. 12(b)(6) for failure to state a claim. Dkt. No. 39. He also moved in the alternative to stay this case pending resolution of a London arbitration of related matters. Id. Defendant filed a memorandum of law in support of the motion on September 18, 2023. Dkt. No. 40. Plaintiffs filed a memorandum of law in opposition on October 27, 2023. Dkt. No. 53. Defendant filed a reply on November 17, 2023. Dkt. No. 55. III. LEGAL STANDARD On a motion to dismiss pursuant to Rule 12(b)(2), the “plaintiff bears the burden of demonstrating personal jurisdiction over a person or entity against whom it seeks to bring suit.”

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Citadel Securities Americas LLC v. Portofino Technologies AG, (S.D.N.Y. 2024).

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