Yarrow Bioscience Inc
Ownership
Ownership Structure
Who owns Yarrow Bioscience Inc (YARW)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 20.7% of the shares are freely tradable; institutional investors hold 56.5%.
Largest Shareholders
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Institutional Extnd Mkt Idx Tr | 0.21 | 5,688 | +0.0 | 07/31/2026 |
| Fidelity Extended Market Index | 0.11 | 2,836 | +0.0 | 07/31/2026 |
| Spartan Extended Market Index Pool F | 0.03 | 753 | +0.0 | 07/31/2026 |
| Fidelity Series Total Market Index | 0.03 | 694 | +0.0 | 07/31/2026 |
| Spartan Total Market Index Pool A1 | 0.02 | 443 | +0.0 | 07/31/2026 |
| Fidelity Total Market Index | 0.02 | 427 | +0.0 | 07/31/2026 |
| State St US Extended Mkt Indx NL Cl C | 0.00 | 19 | +0.0 | 08/31/2026 |
| Fidelity Nasdaq Composite Index | 0.00 | 7 | +0.0 | 07/31/2026 |
| State St US Ttl Mkt Idx NL Cl A | 0.00 | 6 | +0.0 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 28, 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.