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Zweig-Dimenna Associates LLC

Full company profile

uuid000fgju

Namestring
Zweig-Dimenna Associates LLC
Legal namestring
Zweig-DiMenna Associates, Inc
Websiteurl
zweig-dimenna.com
Company typeenum
Private
Founded yearint
1984
Descriptiontext

Zweig-DiMenna Associates, Inc. is a New York-based hedge fund manager founded in 1984 that specializes in absolute return investing for institutional and high-net-worth clients. The firm runs two core strategies: a fundamental long/short equities strategy that uses company-level analysis to identify mispriced securities, and a global macro strategy that takes positions on broad economic trends and geopolitical developments across international markets. As of 2024, the firm cites a 40-year operating track record and is reported to employ 51–100 staff.

The firm's business model follows the standard hedge fund construct: it charges management fees on assets under management and performance fees on profits generated, generating recurring revenue from limited-partner capital. Its go-to-market is direct and relationship-driven — Zweig-DiMenna sells primarily to institutional investors (pension funds, endowments, foundations, family offices) with a secondary focus on accredited individuals, relying on referrals and established financial networks rather than public marketing. A client portal (matrix.ms.com) supports ongoing investor servicing and reporting.

Operationally, the firm is privately held, headquartered in New York, and shows no disclosed parent company, subsidiaries, funding rounds, or M&A activity. Public-facing evidence of strategic activity is limited: the most recent verifiable corporate signal is a Q3 2025 13F-disclosed initiation of a position in Figure Technology Solutions, valued at roughly $10.7 million. The firm holds no disclosed patents, trademarks, certifications, or AI/ML capabilities, and there is no evidence of recent product launches, geographic expansion, or leadership changes in the input data.

Short descriptiontext

Zweig-DiMenna Associates is a New York-based hedge fund founded in 1984 that runs fundamental long/short equities and global macro strategies for institutional investors and high-net-worth clients, earning revenue through management and performance fees on assets under management.

Operating statusenum
Operating
Ownership categoryenum
Headcount rangeband
51–100
akta.pro rankint
HeadquartersNew York, United States
HQ citystring
New York
HQ countrystring
United States
HQ regionstring
North America
Markets served

Serves global market

Keyword5 values
hedge fund management, long short equities, global macro strategy, absolute return investing, alternative investments
Industry2 codes
1FSAHAAAA
CodeFSAHAAAAPrimaryYes
2FSAAAIAA
CodeFSAAAIAAPrimaryNo
NAICS code3 codes
  • 523940
  • 523
  • 5239
SIC code1 code
  • 6282
Product category
Hedge Fund Management
No data
GTM motion1 record

Each record includes

Type, Description, Source

Revenue model1 record
1Investment Management Fees
TypeSubscription Recurring
Description

As a hedge fund manager, Zweig-Dimenna generates revenue through management fees charged on assets under management, plus performance fees (typically a percentage of profits generated).

zweig-dimenna.com
Marketing channels1 record

Each record includes

Title, Type, Stage, Description, Source

Distribution channels1 record

Each record includes

Title, Type, Scope, Target buyer, Description, Source

Cost components5 values
Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
GTM typeB2B
B2B
Offering typeServices
Services
Core offering1 text field

Zweig-DiMenna is a hedge fund manager that invests client capital using two principal strategies — a fundamental long/short equities strategy built on company-level fundamental analysis and a global macro strategy that takes positions based on broad economic trends and geopolitical developments. The firm seeks to deliver absolute (rather than relative) returns and serves institutional investors and high-net-worth individuals.

Differentiator
Functional benefit
Problem solved
Product overview1 text field

Zweig-Dimenna is a hedge fund manager offering two core investment strategies: a fundamental long/short equities strategy focused on absolute return investing through in-depth company analysis, and a global macro strategy that capitalizes on broad economic trends and geopolitical events across international markets. The firm has maintained a 40-year track record since its founding in 1984.

Product and service2 records
1Fundamental Long/Short Equities Strategy
CategoryInvestment Strategy
Description

Fundamental long/short equities investment strategy that seeks to generate absolute returns by identifying undervalued and overvalued securities through in-depth company-level fundamental analysis. Offered to institutional investors and high-net-worth clients.

2Global Macro Strategy
CategoryInvestment Strategy
Description

Global macro investment strategy that seeks to generate absolute returns by taking positions based on broad economic trends and geopolitical developments across international markets. Offered to institutional investors and high-net-worth clients.

Scale indicator1 record

Each record includes

Type, Value, Description, Source

Recent move1 record

Each record includes

Date, Type, Title, Description, Source

Expansion highlight1 record

Each record includes

Type, Description

Market position
Weaknesses4 records

Each record includes

Headline, Details, Source

Competitive moat3 records

Each record includes

Type, Details

Key risks5 records

Each record includes

Headline, Details, Source

Key highlights5 records

Each record includes

Headline, Details, Source

Customer concentration

Classification, Details

Segment2 records

Each record includes

Title, Type, Primary, Description, Pain point addressed, Use case, Source

Ideal customer profile2 records

Each record includes

Profile, Firmographic size, Sales motion, Sales cycle length, Buying structure, Purchase trigger, Buyer persona, Geography, Industry vertical, Primary use case, Description, Pain points, Evidence proof points, Target buyer

Technology focused
No
API detail
Has APIbool
No

Docs URL, Description

AI maturity
App detail

Has app

Core technology
Revenue estimate
Valuation estimate
Number of profiles
Profiles3 records

Each record includes

Name, Designation, Designation category, Overview, Profile commentary, Source

No data
No data
Funding overview

Funding stage, Last funding date, Total funding USD

Funding rounds

Each record includes

Round, Amount USD, Date, Pre money valuation, Total investors, Investors, News

Investors

Each record includes

Name, Type, Date of entry, Rounds participated, Website

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Each record includes

Name, Acquisition type, Announced date, Completed date, Status, Website, News

Investment

Each record includes

Name, Round, Announced date, Lead investor, Website, News

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Zweig-Dimenna Associates LLC

Hedge Fund Managementzweig-dimenna.com

Zweig-DiMenna Associates is a New York-based hedge fund founded in 1984 that runs fundamental long/short equities and global macro strategies for institutional investors and high-net-worth clients, earning revenue through management and performance fees on assets under management.

What Zweig-Dimenna Associates LLC does

Zweig-DiMenna Associates, Inc. is a New York-based hedge fund manager founded in 1984 that specializes in absolute return investing for institutional and high-net-worth clients. The firm runs two core strategies: a fundamental long/short equities strategy that uses company-level analysis to identify mispriced securities, and a global macro strategy that takes positions on broad economic trends and geopolitical developments across international markets. As of 2024, the firm cites a 40-year operating track record and is reported to employ 51–100 staff.

The firm's business model follows the standard hedge fund construct: it charges management fees on assets under management and performance fees on profits generated, generating recurring revenue from limited-partner capital. Its go-to-market is direct and relationship-driven — Zweig-DiMenna sells primarily to institutional investors (pension funds, endowments, foundations, family offices) with a secondary focus on accredited individuals, relying on referrals and established financial networks rather than public marketing. A client portal (matrix.ms.com) supports ongoing investor servicing and reporting.

Operationally, the firm is privately held, headquartered in New York, and shows no disclosed parent company, subsidiaries, funding rounds, or M&A activity. Public-facing evidence of strategic activity is limited: the most recent verifiable corporate signal is a Q3 2025 13F-disclosed initiation of a position in Figure Technology Solutions, valued at roughly $10.7 million. The firm holds no disclosed patents, trademarks, certifications, or AI/ML capabilities, and there is no evidence of recent product launches, geographic expansion, or leadership changes in the input data.

Zweig-Dimenna Associates LLC firmographics

Firmographics
Name
Zweig-Dimenna Associates LLC
Legal name
Zweig-DiMenna Associates, Inc
Website
https://zweig-dimenna.com
Company type
Private
Founded year
1984
Operating status
Operating
Headcount range
51–100 employees
Short description
Zweig-DiMenna Associates is a New York-based hedge fund founded in 1984 that runs fundamental long/short equities and global macro strategies for institutional investors and high-net-worth clients, earning revenue through management and performance fees on assets under management.
Ownership category
akta.pro rank

Where Zweig-Dimenna Associates LLC is headquartered

Location

Headquarters

HQ city
New York
HQ country
United States
HQ region
North America

Markets served

Zweig-Dimenna Associates LLC business model

Business model
GTM type
B2B
Offering type
Services
Cost components
Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

  1. Investment Management Fees: As a hedge fund manager, Zweig-Dimenna generates revenue through management fees charged on assets under management, plus performance fees (typically a percentage of profits generated).

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Zweig-Dimenna Associates LLC product offering

Product offering

Core offering

Zweig-DiMenna is a hedge fund manager that invests client capital using two principal strategies — a fundamental long/short equities strategy built on company-level fundamental analysis and a global macro strategy that takes positions based on broad economic trends and geopolitical developments. The firm seeks to deliver absolute (rather than relative) returns and serves institutional investors and high-net-worth individuals.

Product overview

Zweig-Dimenna is a hedge fund manager offering two core investment strategies: a fundamental long/short equities strategy focused on absolute return investing through in-depth company analysis, and a global macro strategy that capitalizes on broad economic trends and geopolitical events across international markets. The firm has maintained a 40-year track record since its founding in 1984.

Differentiator

Problem solved

Functional benefit

Products and services

  • Fundamental Long/Short Equities Strategy Fundamental long/short equities investment strategy that seeks to generate absolute returns by identifying undervalued and overvalued securities through in-depth company-level fundamental analysis. Offered to institutional investors and high-net-worth clients.
  • Global Macro Strategy Global macro investment strategy that seeks to generate absolute returns by taking positions based on broad economic trends and geopolitical developments across international markets. Offered to institutional investors and high-net-worth clients.

Companies that use Zweig-Dimenna Associates LLC

Customer profile

Segments2 records

Ideal customer profiles2 records

Zweig-Dimenna Associates LLC technology and API

Technology

Technology focussed No

API detail

Has API
No
API docs
API detail

Core technology

AI maturity

App detail

Zweig-Dimenna Associates LLC partnerships and signals

Strategic signal

Scale indicators1 record

Recent moves1 record

Expansion highlights1 record

Zweig-Dimenna Associates LLC competitors and assessment

Company assessment

Market position

Weaknesses4 records

Competitive moat3 records

Key risks5 records

Key highlights5 records

Customer concentration

Zweig-Dimenna Associates LLC financial estimates

Financial estimate

Revenue estimate

Valuation estimate

Zweig-Dimenna Associates LLC leadership team

Management profile

Number of profiles

Profiles3 records

Zweig-Dimenna Associates LLC funding detail

Funding detail

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

Zweig-Dimenna Associates LLC M&A and investment

M&A and investment

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Zweig-Dimenna Associates LLC

What does Zweig-Dimenna Associates LLC do?

Zweig-DiMenna is a hedge fund manager that invests client capital using two principal strategies — a fundamental long/short equities strategy built on company-level fundamental analysis and a global macro strategy that takes positions based on broad economic trends and geopolitical developments. The firm seeks to deliver absolute (rather than relative) returns and serves institutional investors and high-net-worth individuals.

Is Zweig-Dimenna Associates LLC a public or private company?

Zweig-Dimenna Associates LLC is a private company. It is classified as founder individual operated bootstrapped and is currently operating.

When was Zweig-Dimenna Associates LLC founded?

Zweig-Dimenna Associates LLC was founded in 1984. It employs 51 to 100 people.

Where is Zweig-Dimenna Associates LLC based?

Zweig-Dimenna Associates LLC is headquartered in New York, United States, in the North America region.

How does Zweig-Dimenna Associates LLC make money?

One revenue line is on record: investment Management Fees.

Does Zweig-Dimenna Associates LLC have an API?

No public API is recorded for Zweig-Dimenna Associates LLC.

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Live signals
MarketBeatZweig DiMenna Associates LLC Makes New Investment in Figure Technology Solutions, Inc. $FIGRZweig DiMenna Associates LLC acquired a new stake of 294,500 shares in Figure Technology Solutions, Inc. valued at approximately $10.7 million during the third quarter, according to its most recent 13F filing with the SEC. Multiple other institutional investors also made new purchases in the same period, while insiders showed mixed activity with a director buying 4,000 shares and another insider selling 40,000 shares worth $1.4 million. Wall Street analysts remain predominantly bullish, with most maintaining buy ratings and price targets ranging from $42 to $75, despite one downgrade from Bank of America.MarketBeatTaiwan Semiconductor Manufacturing Company Ltd. (NYSE:TSM) Shares Sold by Zweig DiMenna Associates LLCZweig DiMenna Associates LLC cut its TSMC stake by 39% in Q1, selling 46,742 shares and holding 73,135 shares worth $12.14 million. Other funds like Price T Rowe and FMR increased positions, while TSMC shares traded down 1.3% to $242.47. The company reported Q2 EPS of $2.47, beating estimates, and declared a $0.6499 quarterly dividend.Business InsiderMeet Joe DiMenna: The Hedge Fund Manager That If You Don't Know, You ShouldJoe DiMenna, co-founder of Zweig-DiMenna Associates, is a hedge fund manager and philanthropist. He and his wife pledged $5 million to the New York Historical Society, the largest cash donation to an arts institution. The fund's biggest positions are in tech, financials, mining, and energy.Business InsiderMartin Zweig and Joseph DiMenna’s Recent Poor PerformanceZweig-DiMenna Partners gained about 90% over five years but lost nearly 20% since August 2008, with losses of 6% in 2008, 3.5% in 2009, and 3% in the first 11 months of 2010. Their 15 largest positions returned 2.6% since December, underperforming the SPY by 2.6 percentage points, indicating problems with both long and short picks.