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4//SEC Filing

Hornby Zachary 4

Accession 0000950170-25-008318

CIK 0001782303other

View on SEC.gov Company Profile

Filed

Jan 22, 7:00 PM ET

Accepted

Jan 23, 4:05 PM ET

Size

5.2 KB

Accession

0000950170-25-008318

Insider Transaction Report

Form 4

Period: 2025-01-22

Boundless Bio, Inc.BOLD

DirectorPresident & CEO

Transactions

Award
Stock Option
2025-01-22+295,000→ 295,000 total
Exercise: $2.57Exp: 2035-01-21→ Common Stock (295,000 underlying)

Footnotes (1)

[F1]The stock option vests in 48 substantially equal monthly installments beginning on February 1, 2025.

Documents

1 file

4
ownership.xmlPrimary
4

Issuer

Boundless Bio, Inc.

CIK 0001782303

Entity typeother

Related Parties

1

filerCIK 0001602227

Filing Metadata

Form type: 4
Filed: Jan 22, 7:00 PM ET
Accepted: Jan 23, 4:05 PM ET
Size: 5.2 KB

View on SEC.gov