Form D · Hedge Fund

Birnam Oak Fund, LP

New York, NY · CIK 0001997897

Offering snapshot reported Sep 25, 2026 · SEC filing

Reported sold
$81.6M
Indefinite offering
Investors reported
25
Form D · investor count
Minimum accepted
$1M
Reported outside-investor minimum
First sale
Jan 1, 2024
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$40.8M$81.6MJan 11, 2024: $67,647,310.00Jan 11, 2024Jan 10, 2025: $74,605,639.00Jan 10, 2025Jan 9, 2026: $80,165,639.00Jan 9, 2026Sep 25, 2026: $81,590,639.00Sep 25, 2026

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$80,165,639 → $81,590,639
  • Reported investors24 → 25

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
Sep 25, 2026Amendment$81,590,639$1,425,000vs Jan 9, 202625SEC filing
Jan 9, 2026Amendment$80,165,639$5,560,000vs Jan 10, 202524SEC filing
Jan 10, 2025Amendment$74,605,639$6,958,329vs Jan 11, 202418SEC filing
Jan 11, 2024Initial$67,647,310No comparison18SEC 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
021-502236

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

Fund connections

No confirmed ADV fund connection is available for this issuer.

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
NameReported role
Birnam Oak Advisors, Lp Executive, Promoter
Christopher De Long Executive, Promoter
Erin Ross Executive, Promoter

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:
520 Madison Avenue, Suite 2104
New York, NY, 10022