Form D · Biotechnology

Trailhead Biosystems Inc.

Beachwood, OH · CIK 0001814509

Offering snapshot reported Jul 30, 2026 · SEC filing

Reported sold
$40.6M
Offering amount: $40.6M
Investors reported
7
Form D · investor count
Minimum accepted
$50K
Reported outside-investor minimum
First sale
Jun 21, 2024
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$20.3M$40.6MJul 1, 2024: $10,000,000.00Jul 1, 2024May 12, 2025: $20,000,000.00May 12, 2025Jan 5, 2026: $20,000,000.00Jan 5, 2026Jul 30, 2026: $40,430,490.00Jul 30, 2026: $40,605,490.00Jul 30, 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$20,000,000 → $40,605,490
  • Reported investors2 → 7

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
Jul 30, 2026Amendment$40,430,490$20,430,490vs May 12, 20257SEC filing
Jul 30, 2026Amendment$40,605,490$20,605,490vs May 12, 20257SEC filing
Jan 5, 2026Amendment$20,000,000$0vs May 12, 20254SEC filing
May 12, 2025Amendment$20,000,000$10,000,000vs Jul 1, 20242SEC filing
Jul 1, 2024Initial$10,000,000No comparison2SEC filing
Nov 20, 2023Initial$3,000,000No comparison2SEC filing
Sep 26, 2022Initial$9,999,999No comparison6SEC filing
Oct 29, 2021Amendment$8,575,741$2,000,000vs Nov 9, 202013SEC filing
Nov 9, 2020Initial$6,575,741No comparison13SEC filing
Jun 18, 2020Initial$100,000No comparison3SEC filing

Offering details

Securities
Other
Exemptions
06b
Duration over one year
Yes
Business combination
No
Sales commissions
$0
Finders' fees
$0
Form D file number
021-517528
Convertible Promissory Note that may convert into shares of capital stock of the issuer

Source: Form D, filed Jul 30, 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
Houman Hemmati Director
Wolfgang Hofmann Director
Jan Jensen Director
Michael Kaufman Director, Executive
David Llewellyn Director, Executive
Craig Nemiroff Director
Magnus Persson Director
Joshua Snow Executive
Divya Trivedi Executive
Div Trivedi Executive

Issuer details

Industry: Biotechnology (See others in industry)

Address:
23215 Commerce Park Road
Beachwood, OH, 44122
Phone: 220-222-9142