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BIO · CUSIP 090572207

BIO RAD LABS INC

Reported by 3 of 79 curated managers in Q2 2026, in the holdings snapshot last exported 2026-08-24.

Managers holding
3
Average portfolio weight
1.7%
Combined reported value
$1.9B
Research group
79

3 of the 79 superinvestors Shameless Cloning tracks reported BIO RAD LABS INC (BIO) in their Q2 2026 13F filings, worth $1.9B combined, at an average 1.7% of their portfolios. The largest positions by portfolio weight belong to John Rogers (2.4%), First Pacific Advisors (1.5%), First Eagle Investment Management (1.3%).

Reporting managers

This is a historical 13F snapshot, not a live shareholder register. The count covers all matched managers; dashboard rankings use only those with at least 95% coverage. Reported value is measured at filing quarter-end, not at today's price.

Managers reporting BIO RAD LABS INC
Manager / SEC filer% of portfolioReported value
John RogersARIEL INVESTMENTS, LLC2.4%$239.8M
First Pacific AdvisorsFirst Pacific Advisors, LP1.5%$118.0M
First Eagle Investment ManagementFirst Eagle Investment Management, LLC1.3%$1.5B