Renaissance Technologies (RenTech)'s CRL Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 10,200 shares of Charles River Laboratories International, Inc. (CRL) worth $2.03 M, representing 0.00% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 39 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in CRL, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2015, adding 416,723 shares. Largest reduction occurred in Q2 2014, reducing 468,309 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Charles River Laboratories International (CRL) Holding Value Over Time
Track share changes against reported price movement
Quarterly Charles River Laboratories International (CRL) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +10,200 | New Buy | 10,200 | $199.48 |
| Q3 2022 | -78,509 | Sold Out | 0 | $0.00 |
| Q2 2022 | +44,100 | Add 128.16% | 78,509 | $213.98 |
| Q1 2022 | +7,309 | Add 26.97% | 34,409 | $283.97 |
| Q4 2021 | -13,200 | Reduce 32.75% | 27,100 | $376.79 |
| Q3 2021 | -16,500 | Reduce 29.05% | 40,300 | $412.68 |
| Q2 2021 | -123,389 | Reduce 68.48% | 56,800 | $369.91 |
| Q1 2021 | -254,300 | Reduce 58.53% | 180,189 | $289.83 |
| Q4 2020 | -283,190 | Reduce 39.46% | 434,489 | $249.86 |
| Q3 2020 | -317,100 | Reduce 30.64% | 717,679 | $226.45 |
| Q2 2020 | -302,609 | Reduce 22.63% | 1.03 M | $174.35 |
| Q1 2020 | -90,191 | Reduce 6.32% | 1.34 M | $126.21 |
| Q4 2019 | -29,104 | Reduce 2.00% | 1.43 M | $152.76 |
| Q3 2019 | -207,817 | Reduce 12.49% | 1.46 M | $132.37 |
| Q2 2019 | -221,200 | Reduce 11.73% | 1.66 M | $141.90 |
| Q1 2019 | +8,591 | Add 0.46% | 1.89 M | $145.25 |
| Q4 2018 | +152,309 | Add 8.83% | 1.88 M | $113.18 |
| Q3 2018 | +209,500 | Add 13.83% | 1.72 M | $134.54 |
| Q2 2018 | +55,000 | Add 3.77% | 1.52 M | $112.26 |
| Q1 2018 | +61,600 | Add 4.40% | 1.46 M | $106.74 |
| Q4 2017 | +58,991 | Add 4.40% | 1.4 M | $109.45 |
| Q3 2017 | +119,826 | Add 9.82% | 1.34 M | $108.02 |
| Q2 2017 | +153,374 | Add 14.38% | 1.22 M | $101.15 |
| Q1 2017 | -53,700 | Reduce 4.79% | 1.07 M | $89.95 |
| Q4 2016 | +184,300 | Add 19.69% | 1.12 M | $76.19 |
| Q3 2016 | +155,800 | Add 19.97% | 935,909 | $83.34 |
| Q2 2016 | -170,100 | Reduce 17.90% | 780,109 | $82.44 |
| Q1 2016 | +77,700 | Add 8.91% | 950,209 | $75.94 |
| Q4 2015 | +56,300 | Add 6.90% | 872,509 | $80.39 |
| Q3 2015 | -266,400 | Reduce 24.61% | 816,209 | $63.52 |
| Q2 2015 | +253,277 | Add 30.54% | 1.08 M | $70.34 |
| Q1 2015 | +416,723 | Add 101.00% | 829,332 | $79.29 |
| Q4 2014 | +53,800 | Add 14.99% | 412,609 | $63.64 |
| Q3 2014 | +25,700 | Add 7.72% | 358,809 | $59.74 |
| Q2 2014 | -468,309 | Reduce 58.44% | 333,109 | $53.52 |
| Q1 2014 | +134,709 | Add 20.21% | 801,418 | $60.34 |
| Q4 2013 | -239,500 | Reduce 26.43% | 666,709 | $53.04 |
| Q3 2013 | -278,100 | Reduce 23.48% | 906,209 | $46.26 |
| Q2 2013 | +1.18 M | Add 0.00% | 1.18 M | $41.03 |
Renaissance Technologies (RenTech)'s Charles River Laboratories International Investment FAQs
Renaissance Technologies (RenTech) first purchased Charles River Laboratories International, Inc. (CRL) in Q2 2013, acquiring 1,184,309 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held Charles River Laboratories International, Inc. (CRL) for 39 quarters since Q2 2013.
Renaissance Technologies (RenTech)'s largest addition to Charles River Laboratories International, Inc. (CRL) was in Q2 2013, adding 1,184,309 shares worth $48.59 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 10,200 shares of Charles River Laboratories International, Inc. (CRL), valued at approximately $2.03 M.
As of the Q4 2025 filing, Charles River Laboratories International, Inc. (CRL) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Charles River Laboratories International, Inc. (CRL) was 1,885,700 shares, as reported at the end of Q1 2019.