Form D · Biotechnology

TellBio, Inc.

Andover, MA · CIK 0001791842

Offering snapshot reported Mar 24, 2026 · SEC filing

Reported sold
$1M
Offering amount: $1M
Investors reported
6
Form D · investor count
Minimum accepted
$0
Reported outside-investor minimum
First sale
Sep 4, 2024
As reported in this filing

Fundraising history

Reported sold
Reported amount sold by Form D filing date$0$500K$1MOct 18, 2024: $1,000,000.00Oct 18, 2024Oct 18, 2024: $1,000,000.00Mar 24, 2026: $1,000,000.00Mar 24, 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.

No comparable changes in the displayed metrics.

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
Mar 24, 2026Amendment$1,000,000$0vs Oct 18, 20246SEC filing
Oct 18, 2024Initial$1,000,000No comparison6SEC filing
Oct 18, 2024Amendment$1,000,000$0vs Oct 18, 20246SEC filing
Jul 8, 2024Initial$1,200,000No comparison11SEC filing
Mar 29, 2023Initial$2,294,702No comparison23SEC filing
Mar 17, 2021Initial$4,999,998No comparison29SEC filing
Oct 22, 2019Initial$1,478,331No comparison19SEC filing

Offering details

Securities
Equity, Option to acquire
Exemptions
06b
Duration over one year
No
Business combination
No
Sales commissions
$0
Finders' fees
$0
Form D file number
021-527206
The due date for payment of the purchase price of convertible notes was accelerated in exchange for the issuance of warrants.

Source: Form D, filed Mar 24, 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
Gary Crocker Director
Pritesh Gandhi Director, Executive
Bernard Peters Director
Richard Peters Director, Executive

Issuer details

Industry: Biotechnology (See others in industry)

Address:
19 Connector Rd Suite 4
Andover, MA, 01810