Standard Biotools Inc
Ownership
Ownership Structure
Who owns Standard Biotools Inc (LAB)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 46.8% of the shares are freely tradable; institutional investors hold 76.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Casdin Capital, LLC | 22.62 | 88,783,856 | +0.0 | 06/30/2026 |
| Viking Global Investors LP | 14.94 | 58,651,170 | +0.0 | 06/30/2026 |
| Mak Capital One LLC | 7.34 | 28,813,904 | +10.1 | 06/30/2026 |
| Long Focus Capital Management, LLC | 5.99 | 23,500,000 | +46.7 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.12 | 12,252,998 | -4.4 | 06/30/2026 |
| BlackRock Inc | 2.10 | 8,254,443 | -66.7 | 06/30/2026 |
| Hollow Brook Wealth Management, LLC | 1.40 | 5,503,381 | -2.7 | 06/30/2026 |
| Neuberger Berman Group LLC | 1.26 | 4,958,620 | +6.5 | 06/30/2026 |
| Qube Research & Technologies | 1.23 | 4,820,463 | +584.3 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.20 | 8,677,842 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Egholm Michael | President & CEO | 6,137,704 | 3,743,999 $ | Aug 20, 2026 | direct |
| Kim Hanjoon Alex | Chief Financial Officer | 2,534,859 | 1,546,264 $ | Aug 20, 2026 | direct |
| Mackay Sean | SVP & Chief Business Officer | 1,480,823 | 903,302 $ | Aug 20, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 20, 2026 | Mackay Sean | SVP & Chief Business Officer | Other | 25,729 | 0.672 | 17,290 |
| Aug 20, 2026 | Kim Hanjoon Alex | Chief Financial Officer | Other | 28,195 | 0.672 | 18,947 |
| Aug 20, 2026 | Egholm Michael | President & CEO | Other | 97,627 | 0.672 | 65,605 |
| Aug 3, 2026 | Egholm Michael | President & CEO | Other | 362,625 | 0.868 | 314,759 |
| Jul 23, 2026 | Kim Hanjoon Alex | Chief Financial Officer | Other | 202,476 | 0.895 | 181,216 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.