683 Capital Management, LLC (New York)


683 Capital Management, LLC is a large advisory firm based in New York. It manages $1.28 billion of regulatory assets for 2 client accounts. It has been registered with the SEC as an adviser since 2012 and has operated in the jurisdiction of New York.

683 Capital Management provides portfolio management for pooled investment vehicles. It doesn't provide financial planning services to its clients. On top of advisory services, the firm doesn't engage in other business activities.

683 Capital Management: assets under management

The assets under management (AUM) of 683 Capital Management, LLC is $1.28 billion, all of which is managed in discretionary accounts. The firm's AUM has grown by 599% since the beginning of its operation, and $398.74 million of the total AUM is attributable to clients outside of the United States.

The firm manages $1.28 billion in discretionary accounts. On average, the discretionary accounts where all decisions are made on behalf of the client hold $640 million each.

Fees & Commissions

The advisory firm has several streams of revenue. Clients pay 683 Capital Management, LLC for their services and products based on a percentage of assets under management and performance-based fees. The adviser charges an additional fee when a set benchmark is outperformed. These fees don’t include brokerage commissions, interest, taxes, and other account expenses.

What kind of clients 683 Capital Management serves?

The only and largest group of clients of 683 Capital Management is pooled investment vehicles with 2 clients and $1.28 billion of assets under management. Among the 8 most similar advisory firms, 683 Capital Management has the 4th highest percentage of pooled investment vehicles out of all clients.

The amount of regulatory assets under management is $1.28 billion for 2 clients. 50% of the firm’s clients are foreign persons or businesses.

683 Capital Management also advises several private funds. Namely, one hedge fund. The minimum investment commitment required of non-related persons is $1,000,000 for each fund.

Careers at 683 Capital Management, LLC

The company employs 9 people that are either part- or full-time employees. 44 percent of the employees work as investment advisers or researchers. No employees are registered as investment adviser representatives with the state securities authorities.

There isn’t anyone with the role of looking for and bringing in new clients on behalf of the firm. The firm doesn’t compensate employees in addition to the salary for bringing in new clients. Employees don’t receive compensation from other entities for client referrals.

Direct owners and executive officers


Name Entity Date acquired Ownership Employer ID
Ari Jonathan Zweiman Managing member 1 May 2006 50% - 75% 4480325
Llc Lcs 683 Member 1 May 2006 Other 20-5321832
Ari Jonathan Zweiman Managing member 1 Aug 2006 50% - 75% 4480325
Llc Lcs 683 Member 1 Aug 2006 Other 20-5321832
Alan Lance Leibel Chief financial officer/chief compliance officer 1 Mar 2011 Other 5031234
Alan Leibel Chief financial officer/chief compliance officer 1 Mar 2011 Other 5031234
Joseph S Patt Head trader 1 Nov 2011 25% - 50% 4169939
Mimi Kuan Ling Nmn Liu Chief operating officer 1 Apr 2014 Other 6468655

Indirect Owners

The SEC currently registers 1 indirect owner.

Name Entity Date acquired Ownership Employer ID
John Andrew Levin Managing member 1 Aug 2006 75% - 100% 1209729

Based in New York

The principal office where 683 Capital Management, LLC performs its advisory services is located at 3 Columbus Circle, New York, NY 10019, which is also the mailing address of the firm. It doesn’t run an office outside of the United States.

You can reach the main office by calling the phone number 212-554-2379 or by fax 540-301-7819. The normal business hours are 8:30 a.m. - 5:00 p.m. on Monday - Friday.