Jami Rubin - Mar 27, 2024 Form 3 Insider Report for Boundless Bio, Inc. (BOLD)

Role
Chief Financial Officer
Signature
/s/ Jessica Oien, Attorney-in-Fact for Jami Rubin
Stock symbol
BOLD
Transactions as of
Mar 27, 2024
Transactions value $
$0
Form type
3
Date filed
3/27/2024, 07:59 PM
Previous filing
Jun 1, 2023
Next filing
Jun 5, 2024

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding BOLD Stock Option Mar 27, 2024 Common Stock 197K $4.10 Direct F1
holding BOLD Stock Option Mar 27, 2024 Common Stock 51.4K $8.19 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The stock option vests as to 25% of the underlying shares in connection with the consummation of the Issuer's initial public offering, and vests as to the remaining underlying shares in 36 substantially equal monthly installments beginning on August 31, 2024.
F2 The stock option vests in 48 substantially equal monthly installments beginning on March 15, 2024.

Remarks:

Exhibit 24 - Power of Attorney.