Hanjoon Alex Kim - 23 Jul 2026 Form 4 Insider Report for STANDARD BIOTOOLS INC. (LAB)

Reporting relationship: Chief Financial Officer
Issuer ticker: LAB
Reported as of: 23 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 Jul 2026, 19:28:40 UTC
Prior SEC filing: 22 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Hanjoon Alex Kim by Tomone Tanaka, Attorney-in-Fact

Key filing fact

Hanjoon Alex Kim filed Form 4 for STANDARD BIOTOOLS INC. (LAB) on 27 Jul 2026.

Key facts

This page summarizes Hanjoon Alex Kim's Form 4 filing for STANDARD BIOTOOLS INC. (LAB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 27 Jul 2026, 19:28.

Change

Previous filing in this sequence was filed on 22 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001919209 Primary reporting owner

Kim Hanjoon Alex

Relationship: Chief Financial Officer
Address: C/O STANDARD BIOTOOLS INC., 50 MILK STREET, 10TH FLOOR, BOSTON
Signature: /s/ Hanjoon Alex Kim by Tomone Tanaka, Attorney-in-Fact
Signature date: 27 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LAB transaction

Common Stock

Tax liability

Transaction value
Shares: -202,476
Change %: -7.3%
Price: $0.8950^*
Shares after: 2,563,054
Date: 23 Jul 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The shares were withheld from the reporting person to satisfy the tax withholding obligations that arose upon the vesting of restricted stock units granted to the reporting person on August 1, 2025, which grant was originally reported on a Form 4 filed with the U.S. Securities and Exchange Commission on August 5, 2025.

Footnote F2

Includes 5,000 shares of common stock acquired by the reporting person on May 29, 2026 under the Issuer's Employee Stock Purchase Plan.