Form D · Hedge Fund

OSMIUM SPARTAN L P

San Anselmo, CA · CIK 0001367480

Offering snapshot reported May 19, 2026 · SEC filing

Reported sold: $15.4M
Investors reported: 20
Minimum accepted: $250K
First sale: Jun 7, 2006

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$15,340,891 → $15,380,891

Filing history

Scroll to see all columns →

Filed	Filing type	Reported sold	Change vs linked filing	Investors	Source
May 19, 2026	Amendment	$15,380,891	$40,000vs Mar 16, 2022	20	SEC filing
Mar 16, 2022	Amendment	$15,340,891	-$18,790,417vs Mar 25, 2021	20	SEC filing
Mar 25, 2021	Amendment	$34,131,308	$25,166,439vs Mar 26, 2020	20	SEC filing
Mar 26, 2020	Amendment	$8,964,869	-$6,863,505vs Mar 26, 2019	20	SEC filing
Mar 26, 2019	Amendment	$15,828,374	-$3,571,882vs Mar 27, 2018	22	SEC filing
Mar 27, 2018	Amendment	$19,400,256	$3,951,153vs Mar 30, 2017	20	SEC filing
Mar 30, 2017	Amendment	$15,449,103	$3,549,500vs Mar 30, 2016	19	SEC filing
Mar 30, 2016	Amendment	$11,899,603	-$4,329,807vs Mar 30, 2015	20	SEC filing
Mar 30, 2015	Amendment	$16,229,410	-$770,590vs Mar 13, 2014	23	SEC filing
Mar 13, 2014	Amendment	$17,000,000	$3,000,000vs Feb 28, 2013	22	SEC filing
Feb 28, 2013	Amendment	$14,000,000	$8,000,000vs Feb 27, 2012	20	SEC filing
Feb 27, 2012	Amendment	$6,000,000	No comparison	14	SEC filing
Jun 13, 2006	Paper	Not reported	No comparison	Not reported	SEC filing

Offering details

Securities: Equity, Pooled investment fund
Exemptions: 06b, 3C, 3C.1
Duration over one year: Yes
Business combination: No

Sales commissions: $0
Finders' fees: $0
Form D file number: 021-91415

Source: Form D, filed May 19, 2026. 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

OSMIUM SPARTAN, LP

Investment adviser: OSMIUM PARTNERS, LLC

Gross asset value: $5.84M
Beneficial owners: 20
ADV minimum commitment: $250K

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 NAV CONSULTING, INC. OAKBROOK TERRACE, Illinois, United States Investor statements: Yes (provided to all investors) Related to adviser: No

Auditor RICHEY MAY ENGLEWOOD, Colorado, United States

Custodian CLEAR STREET LLC NEW YORK, New York, United States Related to adviser: No

Custodian NORTHBROOK BANK & TRUST NORTHBROOK, Illinois, United States Related to adviser: No

Custodian WELLS FARGO PRIME SERVICES, LLC NEW YORK, New York, United States Related to adviser: No

Prime broker CLEAR STREET LLC NEW YORK, New York, United States

Prime broker WELLS FARGO PRIME SERVICES, LLC NEW YORK, New York, United States

Provider details

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

RICHEY MAY
PCAOB 673

CLEAR STREET LLC
SEC 8-69972

NORTHBROOK BANK & TRUST
LEI CLHA5EVJO4FMZ2WOBV70

WELLS FARGO PRIME SERVICES, LLC
SEC 8-66677

CLEAR STREET LLC
CRD 288933 · SEC 8-69972

WELLS FARGO PRIME SERVICES, LLC
CRD 133068 · SEC 8-66677

Filing source

Form ADV 2068592 · Mar 31, 2026 · Schedule D 7.B.(1), fund 805-2869904629

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; 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
John H Lewis	Director, Executive

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:

5 Ross Avenue
San Anselmo, CA, 94960