Quantitative Researcher Sues Former Boss Over Profits
Wooyoung Hong filed a formal complaint against Robert Sicari, alleging the withholding of millions in trading profits.
Updated on Oct. 21, 2026 in Financial Crime
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Wooyoung Hong, a former quantitative researcher, has initiated a lawsuit against his former supervisor, Robert Sicari, regarding unpaid trading profits. The complaint alleges that millions of dollars were withheld following their time together at Brevan Howard Asset Management.
Why it matters
The dispute highlights the complex financial and legal tensions that can arise between portfolio managers and researchers in high-stakes asset management environments. It specifically addresses claims of misappropriated profit-sharing arrangements.
Wooyoung Hong filed a formal complaint on October 21, 2026, seeking to recover millions of dollars in allegedly withheld trading profits. The current legal status of the case is in its initial filing stage.
The players
Wooyoung Hong
He is a quantitative researcher who worked under the leadership of Robert Sicari at Brevan Howard Asset Management.
Robert Sicari
He is a former portfolio manager at Brevan Howard Asset Management who later established his own investment fund.
Brevan Howard Asset Management
This is a prominent global alternative investment management firm that specializes in macro hedge fund strategies.
The details
Wooyoung Hong claims that Robert Sicari, a former Brevan Howard Asset Management portfolio manager, failed to distribute profit shares due to him. The two individuals previously collaborated at the firm before Hong joined Sicari at his subsequent new fund.
Timeline
October 21, 2026: Wooyoung Hong filed the official complaint against Robert Sicari.
Legal Context
This case follows a long-standing pattern of legal disputes involving profit-sharing and compensation claims between quantitative researchers and hedge fund principals. It mirrors historical litigation that has surfaced as firms and individuals navigate complex payout structures.
While this is a private civil dispute, it serves as a reminder of the contractual complexities involved in high-stakes asset management. Parties involved in similar professional arrangements may need to review their own profit-sharing agreements to ensure transparency.
The takeaway
Disputes over profit-sharing highlight the necessity of clear, written compensation agreements in the asset management sector. Professionals should prioritize documentation to protect their interests during transitions between funds.
Further reading
For broader context on ongoing legal matters involving institutional trading, view the latest updates on Financial Crime.
Source note: This article includes information reported by Bloomberg Business.
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