Renaissance Technologies (RenTech)'s DORM Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 42,200 shares of Dorman Products, Inc. (DORM) worth $4.4 M, representing 0.01% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 31 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in DORM, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2014, adding 171,373 shares. Largest reduction occurred in Q4 2014, reducing 226,600 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Dorman Products (DORM) Holding Value Over Time
Track share changes against reported price movement
Quarterly Dorman Products (DORM) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -49,700 | Reduce 54.08% | 42,200 | $104.36 |
| Q4 2025 | +4,500 | Add 5.15% | 91,900 | $123.19 |
| Q3 2025 | -18,700 | Reduce 17.62% | 87,400 | $155.88 |
| Q2 2025 | +21,900 | Add 26.01% | 106,100 | $122.67 |
| Q1 2025 | +55,100 | Add 189.35% | 84,200 | $120.54 |
| Q4 2024 | +400 | Add 1.39% | 29,100 | $129.55 |
| Q3 2024 | +3,500 | Add 13.89% | 28,700 | $113.12 |
| Q2 2024 | +5,000 | Add 24.75% | 25,200 | $91.48 |
| Q1 2024 | +20,200 | New Buy | 20,200 | $96.39 |
| Q4 2023 | -15,800 | Sold Out | 0 | $0.00 |
| Q3 2023 | -7,800 | Reduce 33.05% | 15,800 | $75.76 |
| Q2 2023 | -14,300 | Reduce 37.73% | 23,600 | $0.08 |
| Q1 2023 | -19,100 | Reduce 33.51% | 37,900 | $0.09 |
| Q4 2022 | -83,800 | Reduce 59.52% | 57,000 | $0.08 |
| Q3 2022 | +55,400 | Add 64.87% | 140,800 | $82.12 |
| Q2 2022 | +60,200 | Add 238.89% | 85,400 | $109.71 |
| Q1 2022 | +21,820 | Add 645.56% | 25,200 | $95.04 |
| Q4 2021 | -9,320 | Reduce 73.39% | 3,380 | $113.02 |
| Q3 2021 | -16,800 | Reduce 56.95% | 12,700 | $94.65 |
| Q2 2021 | -26,800 | Reduce 47.60% | 29,500 | $103.66 |
| Q1 2021 | +21,200 | Add 60.40% | 56,300 | $102.65 |
| Q4 2020 | +29,300 | Add 505.17% | 35,100 | $86.81 |
| Q3 2020 | +5,800 | New Buy | 5,800 | $90.34 |
| Q1 2018 | -75,100 | Sold Out | 0 | $0.00 |
| Q4 2017 | +75,100 | New Buy | 75,100 | $61.15 |
| Q4 2014 | -226,600 | Sold Out | 0 | $0.00 |
| Q3 2014 | +20,200 | Add 9.79% | 226,600 | $40.06 |
| Q2 2014 | +171,373 | Add 489.26% | 206,400 | $49.32 |
| Q1 2014 | -28,873 | Reduce 45.18% | 35,027 | $59.07 |
| Q4 2013 | +33,800 | Add 112.29% | 63,900 | $56.04 |
| Q3 2013 | +30,100 | New Buy | 30,100 | $49.53 |
Renaissance Technologies (RenTech)'s Dorman Products Investment FAQs
Renaissance Technologies (RenTech) first purchased Dorman Products, Inc. (DORM) in Q3 2013, acquiring 30,100 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 Dorman Products, Inc. (DORM) for 31 quarters since Q3 2013.
Renaissance Technologies (RenTech)'s largest addition to Dorman Products, Inc. (DORM) was in Q2 2014, adding 206,400 shares worth $10.18 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 42,200 shares of Dorman Products, Inc. (DORM), valued at approximately $4.4 M.
As of the Q1 2026 filing, Dorman Products, Inc. (DORM) represents approximately 0.01% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Dorman Products, Inc. (DORM) was 226,600 shares, as reported at the end of Q3 2014.