STANDARD BIOTOOLS INC. — Director's Dealing 2025

May 28, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: STANDARD BIOTOOLS INC. (LAB)
CIK: 0001162194
Period of Report: 2025-05-23

Reporting Person: Kim Hanjoon Alex (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-23	Common Stock	S	1428	$0.941	Disposed	930286	Direct

Footnotes

F1: The shares were sold to satisfy the tax obligations that arose upon the vesting of restricted stock units granted to the reporting person on March 21, 2025, which grant was originally reported on Form 4 filed with the U.S. Securities and Exchange Commission ("SEC") on March 24, 2025.

F2: Represents the weighted average sales price per share. The shares sold at prices ranging from $0.92 to $0.9748 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the SEC, the Issuer, or a security holder of the Issuer.