Form D · Pharmaceuticals

BTB Therapeutics, Inc.

Escondido, CA · CIK 0002055053

Offering snapshot reported Aug 12, 2026 · SEC filing

Reported sold
$8.9M
Offering amount: $10.4M
Investors reported
4
Form D · investor count
Minimum accepted
$0
Reported outside-investor minimum
First sale
Nov 14, 2025
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$4.45M$8.9MDec 1, 2025: $3,402,704.00Dec 1, 2025Aug 12, 2026: $8,902,204.00Aug 12, 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$3,402,704 → $8,902,204

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
Aug 12, 2026Amendment$8,902,204$5,499,500vs Dec 1, 20254SEC filing
Dec 1, 2025Initial$3,402,704No comparison4SEC filing
Feb 5, 2025Initial$3,333,333No comparison10SEC filing

Offering details

Securities
Equity
Exemptions
06b
Duration over one year
No
Business combination
No
Sales commissions
$0
Finders' fees
$0
Form D file number
021-565357

Source: Form D, filed Aug 12, 2026. Minimum accepted may differ from a standard advertised minimum.

Fund connections

No matching detailed fund disclosure was found in the latest imported ADV filings. This does not establish that the issuer has no adviser.

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
Masatoshi Hagiwara Director
Takashi Kiyoizumi Director, Executive
David Snyder Director
Nobuhiro Yagi Director
Sidney Yee Director

Issuer details

Industry: Pharmaceuticals (See others in industry)

Address:
26281 Wyndemere Court
Escondido, CA, 92026
Phone: (858) 945-3733