Renaissance Technologies (RenTech)'s OEC Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 106,796 shares of Orion S.A. (OEC) worth $563,883, representing 0.00% of the portfolio. First purchased in 2015-Q1, this long-term strategic position has been held for 44 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in OEC, representing a significant commitment to this investment thesis. Largest addition occurred in Q2 2018, adding 679,700 shares. Largest reduction occurred in Q2 2020, reducing 673,324 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Orion (OEC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Orion (OEC) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -114,900 | Reduce 51.83% | 106,796 | $5.28 |
| Q3 2025 | -63,600 | Reduce 22.29% | 221,696 | $7.58 |
| Q2 2025 | -208,100 | Reduce 42.18% | 285,296 | $10.49 |
| Q1 2025 | -89,000 | Reduce 15.28% | 493,396 | $12.93 |
| Q4 2024 | -41,200 | Reduce 6.61% | 582,396 | $15.79 |
| Q3 2024 | -117,200 | Reduce 15.82% | 623,596 | $17.81 |
| Q2 2024 | -28,405 | Reduce 3.69% | 740,796 | $21.94 |
| Q1 2024 | -68,495 | Reduce 8.18% | 769,201 | $23.52 |
| Q4 2023 | -89,005 | Reduce 9.60% | 837,696 | $27.73 |
| Q3 2023 | -156,100 | Reduce 14.42% | 926,701 | $21.28 |
| Q2 2023 | -8,895 | Reduce 0.81% | 1.08 M | $0.02 |
| Q1 2023 | -93,400 | Reduce 7.88% | 1.09 M | $0.03 |
| Q4 2022 | -215,705 | Reduce 15.40% | 1.19 M | $0.02 |
| Q3 2022 | -163,100 | Reduce 10.43% | 1.4 M | $13.35 |
| Q2 2022 | -16,900 | Reduce 1.07% | 1.56 M | $15.53 |
| Q1 2022 | -98,700 | Reduce 5.88% | 1.58 M | $15.97 |
| Q4 2021 | -120,500 | Reduce 6.69% | 1.68 M | $18.36 |
| Q3 2021 | -293,100 | Reduce 14.00% | 1.8 M | $18.23 |
| Q2 2021 | -292,095 | Reduce 12.25% | 2.09 M | $18.99 |
| Q1 2021 | -367,005 | Reduce 13.33% | 2.39 M | $19.72 |
| Q4 2020 | -220,200 | Reduce 7.41% | 2.75 M | $17.14 |
| Q3 2020 | -527,895 | Reduce 15.08% | 2.97 M | $12.51 |
| Q2 2020 | -673,324 | Reduce 16.13% | 3.5 M | $10.59 |
| Q1 2020 | +75,824 | Add 1.85% | 4.17 M | $7.46 |
| Q4 2019 | -99,400 | Reduce 2.37% | 4.1 M | $19.30 |
| Q3 2019 | -241,000 | Reduce 5.43% | 4.2 M | $16.71 |
| Q2 2019 | +90,000 | Add 2.07% | 4.44 M | $21.41 |
| Q1 2019 | +329,000 | Add 8.19% | 4.35 M | $18.99 |
| Q4 2018 | +137,200 | Add 3.53% | 4.02 M | $25.28 |
| Q3 2018 | +343,196 | Add 9.70% | 3.88 M | $32.10 |
| Q2 2018 | +679,700 | Add 23.77% | 3.54 M | $30.85 |
| Q1 2018 | +676,500 | Add 31.00% | 2.86 M | $27.10 |
| Q4 2017 | +394,900 | Add 22.09% | 2.18 M | $25.60 |
| Q3 2017 | +533,088 | Add 42.49% | 1.79 M | $22.45 |
| Q2 2017 | +10,712 | Add 0.86% | 1.25 M | $19.95 |
| Q1 2017 | +198,400 | Add 18.98% | 1.24 M | $20.50 |
| Q4 2016 | +197,200 | Add 23.25% | 1.05 M | $18.85 |
| Q3 2016 | +121,382 | Add 16.70% | 848,300 | $18.74 |
| Q2 2016 | +35,220 | Add 5.09% | 726,918 | $15.89 |
| Q1 2016 | +185,698 | Add 36.70% | 691,698 | $14.12 |
| Q4 2015 | +88,600 | Add 21.23% | 506,000 | $12.60 |
| Q3 2015 | -52,335 | Reduce 11.14% | 417,400 | $14.45 |
| Q2 2015 | +276,135 | Add 142.63% | 469,735 | $18.46 |
| Q1 2015 | +193,600 | New Buy | 193,600 | $18.00 |
Renaissance Technologies (RenTech)'s Orion Investment FAQs
Renaissance Technologies (RenTech) first purchased Orion S.A. (OEC) in Q1 2015, acquiring 193,600 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 Orion S.A. (OEC) for 44 quarters since Q1 2015.
Renaissance Technologies (RenTech)'s largest addition to Orion S.A. (OEC) was in Q2 2018, adding 3,538,800 shares worth $109.17 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 106,796 shares of Orion S.A. (OEC), valued at approximately $563,883.
As of the Q4 2025 filing, Orion S.A. (OEC) 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 Orion S.A. (OEC) was 4,438,196 shares, as reported at the end of Q2 2019.