Standard Biotools (LAB)ARK Investment Management exited its position 3.07M shares

3.07M

Prior-quarter shares · no longer reported

Holdings as of

Mar 31, 2026

Filed

May 12, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Sep 13, 2025Company filing · Form 8-K · Listing noticeReceived a notice from its stock exchange“On April 20, 2026, Standard BioTools Inc. (NASDAQ: LAB) (the “Company”) received a notification letter (the “Notice”) from the Listing Qualifications Department (the “Staff”) of The Nasdaq Stock Market LLC (the “Nasdaq”) indicating that the Company did not meet the minimum bid price requirement set forth in Nasdaq’s Listing Rules for continued listing on The Nasdaq Global Select Market.”
2. May 5, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors

What came next

1. May 21, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On May 21, 2026, the Board of Directors (the “Board”) of Standard BioTools Inc. (the “Company”) approved the Company’s 2026 Change of Control and Severance Plan and Participation Agreement thereunder (the “2026 Severance Plan”).”
2. May 29, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On May 29, 2026, the Human Capital Committee of the Board of Directors of Standard BioTools Inc. (the “Company”) approved a grant of 500,000 restricted stock units for Sean Mackay, Chief Business Officer of the Company, under the Company’s 2026 Equity Incentive Plan (the “2026 Plan”), effective as of June 20, 2026 (the “RSU Award”).”
3. Jun 6, 2026Company filing · Form 8-K · Material agreement, Unregistered sharesControl of the company changed hands, and changed a top executive or board member (and 3 more items)“On June 8, 2026, Standard BioTools and Treeline issued a joint press release announcing the execution of the Merger Agreement (the “Press Release”), and Standard BioTools included prepared remarks and an investor presentation on its website.”
4. Jun 17, 2026Company filing · Form 8-K · Executive change, Shareholder voteChanged a top executive or board member, and held a shareholder vote“Standard BioTools Inc. (the “Company”) held its 2026 Annual Meeting of Stockholders (the “Annual Meeting”) on June 17, 2026.”
5. Jul 22, 2026Company filing · Form 8-K · Listing noticeReceived a notice from its stock exchange“On July 22, 2026, Standard BioTools Inc. (NASDAQ: LAB) (the “Company”) received a notification letter (the “Notice”) from the Listing Qualifications Department (the “Staff”) of The Nasdaq Stock Market LLC (the “Nasdaq”) indicating that the Company did not meet the minimum bid price requirement set forth in Nasdaq’s Listing Rules for continued listing on The Nasdaq Global Select Market.”
6. Jul 24, 2026Company filing · Form 8-K · Material agreement, Reg FDSigned an important agreement, and shared information with investors
7. Aug 5, 2026Company filing · Form 8-K · Results, Reg FDReported its results, and shared information with investors
8. Sep 2, 2026Federal contract · $25K obligatedDepartment of Commerce awarded STANDARD BIOTOOLS INC.: $25K obligated to date

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Standard Biotools

For Standard Biotools, OQRO holds 1 federal contract award dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its LAB page.

How this filing works

• SEC Form 13F

Other disclosures at Standard Biotools

• USAspending.gov award recordSep 2, 2026
• USAspending.gov award recordFeb 26, 2026
• SEC Form 13F-HRFeb 11, 2026
• SEC Form 13F-HRNov 12, 2025
• SEC Form 4Sep 12, 2025
• SEC Form 4Sep 5, 2025

Everything OQRO holds on this company is on its LAB page.