Form D · Hedge Fund

DEERFIELD PARTNERS, L.P.

New York, NY · CIK 0001301041

Offering snapshot reported Feb 25, 2026 · SEC filing

Reported sold: $5.13B
Investors reported: 357
Minimum accepted: $250K
First sale: Jan 1, 1994

Fundraising history

Reported sold

Dates are filing dates, not cash receipt dates. Decreases are reported revisions, not evidence of withdrawals. Separate offering histories are not added together.

What changed?

Latest filing versus its linked predecessor, where available.

Reported sold$4,963,375,630 → $5,131,212,630
Reported investors348 → 357

Filing history

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Filed	Filing type	Reported sold	Change vs linked filing	Investors	Source
Feb 25, 2026	Amendment	$5,131,212,630	$167,837,000vs Feb 27, 2025	357	SEC filing
Feb 27, 2025	Amendment	$4,963,375,630	$212,390,898vs Mar 4, 2024	348	SEC filing
Mar 4, 2024	Amendment	$4,750,984,732	$118,469,261vs Mar 2, 2023	311	SEC filing
Mar 2, 2023	Amendment	$4,632,515,471	$280,100,000vs Mar 10, 2022	306	SEC filing
Mar 10, 2022	Amendment	$4,352,415,471	$851,814,948vs Mar 3, 2020	302	SEC filing
Feb 28, 2022	Amendment	$4,352,415,471	$286,160,000vs Mar 2, 2021	302	SEC filing
Mar 2, 2021	Initial	$4,066,255,471	No comparison	299	SEC filing
Mar 3, 2020	Amendment	$3,500,600,523	$625,244,002vs Mar 4, 2019	276	SEC filing
Mar 4, 2019	Amendment	$2,875,356,521	$16,673,685vs Mar 2, 2018	255	SEC filing
Mar 2, 2018	Amendment	$2,858,682,836	$1,987,840,066vs Mar 2, 2017	251	SEC filing
Mar 2, 2017	Amendment	$870,842,770	$16,128,282vs Mar 2, 2016	214	SEC filing
Mar 2, 2016	Amendment	$854,714,488	$7,113,373vs Mar 2, 2015	209	SEC filing
Mar 2, 2015	Amendment	$847,601,115	$7,277,000vs Feb 28, 2014	206	SEC filing
Feb 28, 2014	Amendment	$840,324,115	$30,333,112vs Feb 28, 2013	196	SEC filing
Feb 28, 2013	Amendment	$809,991,003	$14,040,899vs Feb 28, 2012	194	SEC filing
Feb 28, 2012	Amendment	$795,950,104	$91,264,532vs Feb 28, 2011	194	SEC filing
Feb 28, 2011	Amendment	$704,685,572	$172,700,000vs Mar 15, 2010	194	SEC filing
Mar 15, 2010	Amendment	$531,985,572	No comparison	183	SEC filing
Aug 10, 2005	Paper	Not reported	No comparison	Not reported	SEC filing

Offering details

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

Sales commissions: $0
Finders' fees: $0
Form D file number: 021-80098

The issuer's offering has been continuous since 1994. In 2021 and 2022, the issuer mistakenly filed/amended a new Form D (Form D File No. 021-390884) instead of amending this Form D (Form D File No. 021-80998). Form D 021-390884 should be disregarded.

Source: Form D, filed Feb 25, 2026. Minimum accepted may differ from a standard advertised minimum.

Fund connections

Each card uses that adviser's latest imported filing. Filing dates can differ; these disclosures do not confirm a current relationship.

Matched by reported Form D file number

DEERFIELD PARTNERS, L.P.

Investment adviser: DEERFIELD MANAGEMENT COMPANY, L.P.

Gross asset value: $8.98B
Beneficial owners: 192
ADV minimum commitment: $1M

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

Service providers

Fund administrator CITCO FUND ADMINISTRATION (CAYMAN ISLANDS) LIMITED GRAND CAYMAN, Cayman Islands Investor statements: Yes (provided to all investors) Related to adviser: No Other funds reporting this name →

Auditor ERNST & YOUNG LTD HAMILTON, Bermuda Other funds reporting this name →

Custodian GOLDMAN SACHS & CO. LLC NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Custodian J.P. MORGAN SECURITIES LLC NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Custodian JEFFERIES FINANCIAL SERVICES, INC. NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

Custodian JEFFERIES LLC NEW YORK, New York, United States Related to adviser: No Other funds reporting this name →

See filing for more → Showing the first 6 providers by role and name. IAPD may show a newer filing.

Provider details

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

ERNST & YOUNG LTD
PCAOB 1277

GOLDMAN SACHS & CO. LLC
SEC 8-129

J.P. MORGAN SECURITIES LLC
SEC 8-35008

JEFFERIES FINANCIAL SERVICES, INC.
LEI O26QTPAJC1X7058KCW11

JEFFERIES LLC
SEC 8-15074

Fund asset history · 5 annual observations

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Fiscal year	Gross assets	Beneficial owners	ADV filed
2021	$6,547,874,114	187	Mar 30, 2022
2022	$5,827,249,384	175	Mar 31, 2023
2023	$6,183,032,514	171	Mar 28, 2024
2024	$5,963,221,552	200	Mar 28, 2025
2025	$8,984,515,239	192	Mar 26, 2026

Filing source

Form ADV 2120306 · Jul 31, 2026 · Schedule D 7.B.(1), fund 805-7799771524

Reported by DEERFIELD MANAGEMENT COMPANY, L.P. (CRD 157876).

Other-Than Anual Amendment For Registered Adviser.

Official IAPD profile (latest public filing). Historical values on this page come from the SEC/IAPD filing archive; the public profile may show a newer filing.

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
James Flynn	Executive

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:

345 Park Avenue South 12 Th Floor
New York, NY, 10010