First Pacific Advisors's BIO Position Overview
First Pacific Advisors (via First Pacific Advisors, Lp) currently holds 394,414 shares of Bio-Rad Laboratories, Inc. (BIO) worth $110.59 M, representing 1.53% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 50 quarters.
Based on 13F filings since 2013, First Pacific Advisors has maintained a long-term strategic position in BIO, representing a significant commitment to this investment thesis. Largest addition occurred in Q1 2025, adding 214,705 shares. Largest reduction occurred in Q2 2015, reducing 218,700 shares.
Analysis based on 13F filings available since 2013 Q2
First Pacific Advisors's Bio-Rad Laboratories (BIO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Bio-Rad Laboratories (BIO) Trades by First Pacific Advisors
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2013 | +304,301 | Add 0.00% | 304,300 | $112.20 |
| Q3 2013 | -600 | Reduce 0.20% | 303,700 | $117.56 |
| Q4 2013 | -75,400 | Reduce 24.83% | 228,300 | $123.61 |
| Q1 2014 | -2,900 | Reduce 1.27% | 225,400 | $128.12 |
| Q1 2015 | -5,200 | Reduce 2.31% | 220,200 | $135.18 |
| Q2 2015 | -218,700 | Reduce 99.32% | 1,500 | $150.67 |
| Q4 2015 | -1,500 | Sold Out | 1,500 | $0.00 |
| Q4 2023 | +4,866 | New Buy | 4,866 | $322.89 |
| Q1 2024 | +99,873 | Add 2052.47% | 104,739 | $345.87 |
| Q2 2024 | +55,813 | Add 53.29% | 160,552 | $273.11 |
| Q3 2024 | -2,675 | Reduce 1.67% | 157,877 | $334.58 |
| Q4 2024 | -27 | Reduce 0.02% | 157,850 | $328.51 |
| Q1 2025 | +214,705 | Add 136.02% | 372,555 | $243.56 |
| Q2 2025 | +14,394 | Add 3.86% | 386,949 | $241.32 |
| Q3 2025 | +7,465 | Add 1.93% | 394,414 | $280.39 |
First Pacific Advisors's Bio-Rad Laboratories Investment FAQs
First Pacific Advisors first purchased Bio-Rad Laboratories, Inc. (BIO) in Q2 2013, acquiring 304,300 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
First Pacific Advisors has held Bio-Rad Laboratories, Inc. (BIO) for 50 quarters since Q2 2013.
First Pacific Advisors's largest addition to Bio-Rad Laboratories, Inc. (BIO) was in Q2 2013, adding 304,300 shares worth $34.14 M.
According to the latest 13F filing for Q3 2025, First Pacific Advisors's firm, First Pacific Advisors, Lp, owns 394,414 shares of Bio-Rad Laboratories, Inc. (BIO), valued at approximately $110.59 M.
As of the Q3 2025 filing, Bio-Rad Laboratories, Inc. (BIO) represents approximately 1.53% of First Pacific Advisors's publicly disclosed stock portfolio, making it one of their key holdings.
First Pacific Advisors's peak holding in Bio-Rad Laboratories, Inc. (BIO) was 394,414 shares, as reported at the end of Q3 2025.