AdFi
MI

Monashee Investment Management, LLC

SEC Registered
Boston, MAhttps://monasheecap.com617-671-0048
Assets Under Management
$1B–$5B
Employees
13
Office Locations
3 offices
Total Accounts
12

About the firm

Monashee Investment Management LLC is an SEC-registered Investment Advisor located at 75 Park Plaza, 4th Floor, Boston, MA 02116.

Firm Focus

Client segments reported on the firm's SEC Form ADV — applies to all advisors at the firm.

Pooled VehiclesPension/Profit Sharing

Services

Private funds / alternatives
Hedge

Who they serve

Client segmentClientsAssets managed
Pension/Profit Sharing Plans5$689M

Leadership

Monashee Holdings Llc
MANAGING MEMBER
Thomas Joseph Wynn
MANAGING PARTNER
Thomas Joseph Wynn
LIMITED PARTNER
Gerald Eman Coughlan
MANAGING PARTNER
Gerald Eman Coughlan
LIMITED PARTNER
Jeffry Thomas Muller
CHIEF COMPLIANCE OFFICER, HEAD OF OPERATIONS
Fiske Road Limited Partnership
MEMBER
Leucadia Asset Management Holdings Llc
MEMBER
Monashee Llc
GENERAL PARTNER
Jefferies Group Llc
MEMBER

Office locations

3 offices in 2 states
MA
BostonHQ
London
NY
New York

Regulatory & compliance

CRD number
#163148
SEC Number
801-79936
Disciplinary History
No
Fee Model & Minimums
Model: AUM / Performance-based

Data as of February 27, 2026 · Source: SEC IAPD & FINRA BrokerCheck

Contact Information

Editorial disclosure

This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Monashee Investment Management, LLC has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on the SEC or FINRA websites before making any decision.

BrokerCheck data is used subject to the FINRA BrokerCheck Terms of Use. Found something inaccurate? Report inaccurate data and we will correct any error we introduced. Errors in the underlying BrokerCheck record itself are referred to FINRA, which maintains that record.

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