Form D · Private Equity Fund

JCF IV Coinvest Neptun I L.P.

New York, NY · CIK 0001732441

Offering snapshot reported Jan 22, 2019 · SEC filing

Reported sold: $139M
Investors reported: 33
Minimum accepted: $0
First sale: Feb 28, 2018

What changed?

Latest filing versus its linked predecessor, where available.

Reported investors0 → 33

Filing history

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Filed	Filing type	Reported sold	Change vs linked filing	Investors	Source
Jan 22, 2019	Amendment	$138,801,647	No comparison	33	SEC filing
Feb 26, 2018	Initial	Yet to sell	No comparison	0	SEC filing

Offering details

Securities: Pooled investment fund
Exemptions: 06b, 3C, 3C.7
Duration over one year: No
Business combination: No

Sales commissions: $3.5M (estimated)
Finders' fees: $0
Form D file number: 021-306445

Sales compensation recipients

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Recipient	CRD	Associated broker-dealer
Credit Suisse Securities (USA) LLC	816	Credit Suisse Securities (USA) LLC · CRD 816
Fund Placement Israel Ltd	None

Source: Form D, filed Jan 22, 2019. Minimum accepted may differ from a standard advertised minimum.

Fund connections

The linked fund shows its most recently reported ADV details.

Matched by reported Form D file number

JCF IV COINVEST NEPTUN I L.P.

Investment adviser: J.C. FLOWERS & CO. LLC

Gross asset value: $241M
Beneficial owners: 31
ADV minimum commitment: $0

Reported in Form ADV on Mar 31, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

Fund administrator STATE STREET FUND SERVICES (U.S.) LLC NEW YORK, New York, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor DELOITTE & TOUCHE LLP GEORGE TOWN, Cayman Islands

Custodian JP MORGAN CHASE BANK, N.A. NEW YORK, New York, United States Related to adviser: No

Custodian JP MORGAN CHASE BANK, N.A. LONDON, United Kingdom Related to adviser: No

Custodian JP MORGAN SE - LUXEMBOURG LUXEMBOURG, Luxembourg Related to adviser: No

Provider details

Annual audit: Yes
Prime brokers: No
Custodians: Yes
Administrator other than the adviser: Yes
External marketing: No

DELOITTE & TOUCHE LLP
PCAOB 1096

Filing source

Form ADV 2080483 · Mar 31, 2026 · Schedule D 7.B.(1), fund 805-3539088895

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

Related funds

Funds whose names form a numbered series with this one and that share its city or the name of a related person. Form D does not state how these funds are related.

Fund	Latest Form D	Reported sold	Investors
JCF IV Coinvest Neptun I L.P. (this fund)	Jan 22, 2019	$138,801,647	33
JCF IV Coinvest Neptun II L.P.	Jan 22, 2019	$130,722,685	1
JCF IV Coinvest Neptun III L.P.	Jan 22, 2019	$161,577,201	17

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
Name	Reported role
J. Christopher Flowers	Director, Promoter
N/A Jcf Associates Iv L.P.	Promoter
N/A Jcf Associates Iv Ltd.	Promoter

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:

767 Fifth Avenue, 23 Rd Floor
New York, NY, 10153