BIO RAD LABS INC (BIO) — Hedge Fund Ownership Q4 2025
BIO
- BIO RAD LABS INC (BIO) is held by 4 of 81 tracked hedge funds, with Longleaf Partners / Southeastern Asset Management (3%) and Ariel Investments (3%) holding the largest stakes, indicating limited hedge fund interest relative to peers.
- The biggest increases in BIO holdings came from First Eagle Investment Management (+2%) and First Pacific Advisors (+2%), highlighting conviction.
- The biggest decreases in BIO holdings came from Ariel Investments (-6%) and Longleaf Partners / Southeastern Asset Management (-4%), suggesting profit-taking or de-risking.
- Overall, hedge funds increased exposure to BIO RAD LABS INC (BIO) by +0.1% vs the prior quarter and +128% vs prior year.
| # | Fund | % of Portfolio † | Shares † | Shares vs Prior Quarter † | Shares vs Prior Year † | Aggregate Value † | Reported Price * | Option |
|---|---|---|---|---|---|---|---|---|
| 1 |
Longleaf Partners / Southeastern Asset Management
|
3.07% | 228K | -4.06% | -26.21% | $69.0M | $302.99 | — |
| 2 |
Ariel Investments
|
2.50% | 765K | -5.54% | +36.42% | $231.7M | $302.99 | — |
| 3 |
First Pacific Advisors Steven Romick
|
1.60% | 401K | +1.79% | +154.33% | $121.6M | $302.99 | — |
| 4 |
First Eagle Investment Management
|
1.37% | 2.6M | +1.99% | +260.26% | $778.8M | $302.99 | — |
| 4 | Total | — | 4.0M | +0.07% | +127.78% | $1.20B | — | — |
* Reported price is not an actual purchase or sale price. It is the price as of the last portfolio date.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.
† Portfolio value, share counts, and period-over-period changes exclude options positions (PUT/CALL), which are shown in the Option column for reference only.