Adam Usdan

Director/Board Member at GRIFFIN MINING LIMITED

Net worth: 116 M $ as of 2026-07-30

65 year

84 connections

Finance

Consumer Services

Non-Energy Minerals

Profile

Adam Usdan is the founder of Trellus Management Co. LLC, established in 1994, serving as President, Managing Member & Portfolio Manager.
The current job is Independent Non-Executive Director at Griffin Mining Ltd. since 2014.
Former jobs include Portfolio Manager at Odyssey Partners LP and Advisor at LB Hercules Holdings LLC from 1994 to 1996.
Education includes an undergraduate degree from Wesleyan University in 1983 and an MBA from Kellogg School of Management.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
GRIFFIN MINING LIMITED 16.86%	2025-09-18	29,209,348 ( 16.86% )	116 M $	2026-07-30

Adam Usdan active positions

Companies	Position	Start
GRIFFIN MINING LIMITED	Director/Board Member	2014-03-18
Trellus Management Co. LLC Trellus Management Co. LLC Investment ManagersFinance Trellus manages a long/short investment strategy for their clients.	Chief Executive Officer	1993-12-31

All active positions of Adam Usdan

Former positions of Adam Usdan

Companies	Position	End
LB Hercules Holdings LLC LB Hercules Holdings LLC Investment ManagersFinance Provides investment management and broker dealer services	Corporate Officer/Principal	1996-12-30
Odyssey Partners LP Odyssey Partners LP Financial ConglomeratesFinance Operates as a private investment partnership	Portfolio Manager-Equities	1993-12-30

See the detail of Adam Usdan's experience

Training of Adam Usdan

Experiences
Positions held

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Private companies

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Connections

1st degree connections

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Members of the board

Executives

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Linked companies

Private companies	6
Odyssey Partners LP Odyssey Partners LP Financial ConglomeratesFinance Operates as a private investment partnership	Finance
LB Hercules Holdings LLC LB Hercules Holdings LLC Investment ManagersFinance Provides investment management and broker dealer services	Finance
Griffin Mining Ltd. Griffin Mining Ltd. Precious MetalsNon-Energy Minerals Explores and mines for gold, silver & zinc	Non-Energy Minerals
Trellus Management Co. LLC Trellus Management Co. LLC Investment ManagersFinance Trellus manages a long/short investment strategy for their clients.	Finance
Wesleyan University Wesleyan University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Kellogg School of Management Kellogg School of Management Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services