# BIO RAD LABS INC (BIOB)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/BIOB/

- Reporting holders: 5
- Reported value: $544.9K
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [FLOW TRADERS U.S. LLC](https://holderbook.com/funds/1466697-flow-traders-u-s-llc/) | $229.0K | 760 | 0.0% | 2 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $214.3K | 712 | 0.0% | 29 |
| [WELLS FARGO & COMPANY/MN](https://holderbook.com/funds/72971-wells-fargo-company-mn/) | $50.4K | 170 | 0.0% | 31 |
| [WHITTIER TRUST CO](https://holderbook.com/funds/1137881-whittier-trust-co/) | $47.3K | 160 | 0.0% | 16 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $3.9K | 13 | 0.0% | 3 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 5 | $544.9K |
| Q1 2026 | 7 | $1.1M |
| Q4 2025 | 6 | $860.9K |
| Q3 2025 | 5 | $809.5K |
| Q2 2025 | 5 | $520.4K |
| Q1 2025 | 5 | $518.4K |
| Q4 2024 | 8 | $1.3M |
| Q3 2024 | 6 | $1.1M |
| Q2 2024 | 8 | $935.1K |
| Q1 2024 | 7 | $1.7M |
| Q4 2023 | 6 | $1.4M |
| Q3 2023 | 8 | $2.0M |