Renaissance Technologies's ACGL Position Overview
Renaissance Technologies (via Renaissance Technologies LLC) currently holds 136,100 shares of Arch Capital Group Ltd. (ACGL) worth $12.35 M, representing 0.02% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 49 quarters.
Based on 13F filings since 2013, Renaissance Technologies has maintained a long-term strategic position in ACGL, representing a significant commitment to this investment thesis. Largest addition occurred in Q3 2014, adding 2.8 M shares. Largest reduction occurred in Q2 2020, reducing 2.32 M shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies's Arch Capital Group (ACGL) Holding Value Over Time
Track share changes against reported price movement
Quarterly Arch Capital Group (ACGL) Trades by Renaissance Technologies
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q3 2013 | +528,600 | New Buy | 528,600 | $18.04 |
| Q4 2013 | -253,800 | Reduce 48.01% | 274,800 | $19.90 |
| Q1 2014 | -274,800 | Sold Out | 274,800 | $0.00 |
| Q2 2014 | +637,800 | New Buy | 637,800 | $19.15 |
| Q3 2014 | +2.8 M | Add 439.56% | 3.44 M | $18.24 |
| Q4 2014 | -1.03 M | Reduce 29.88% | 2.41 M | $19.70 |
| Q1 2015 | -153,300 | Reduce 6.35% | 2.26 M | $20.53 |
| Q2 2015 | +56,400 | Add 2.50% | 2.32 M | $22.32 |
| Q3 2015 | +127,500 | Add 5.51% | 2.44 M | $24.49 |
| Q4 2015 | +198,300 | Add 8.12% | 2.64 M | $23.25 |
| Q1 2016 | +354,000 | Add 13.40% | 3 M | $23.70 |
| Q2 2016 | -302,400 | Reduce 10.09% | 2.69 M | $24.00 |
| Q3 2016 | +582,000 | Add 21.61% | 3.28 M | $26.42 |
| Q4 2016 | -586,800 | Reduce 17.92% | 2.69 M | $28.76 |
| Q1 2017 | +214,500 | Add 7.98% | 2.9 M | $31.59 |
| Q2 2017 | +891,900 | Add 30.72% | 3.8 M | $31.10 |
| Q3 2017 | +786,900 | Add 20.74% | 4.58 M | $32.83 |
| Q4 2017 | +495,600 | Add 10.82% | 5.08 M | $30.26 |
| Q1 2018 | +1.16 M | Add 22.84% | 6.24 M | $28.53 |
| Q2 2018 | +18,100 | Add 0.29% | 6.26 M | $26.46 |
| Q3 2018 | -1.02 M | Reduce 16.23% | 5.24 M | $29.81 |
| Q4 2018 | -191,200 | Reduce 3.65% | 5.05 M | $26.72 |
| Q1 2019 | -131,500 | Reduce 2.60% | 4.92 M | $32.32 |
| Q2 2019 | +166,000 | Add 3.38% | 5.08 M | $37.08 |
| Q3 2019 | -1.1 M | Reduce 21.69% | 3.98 M | $41.98 |
| Q4 2019 | -910,505 | Reduce 22.87% | 3.07 M | $42.89 |
| Q1 2020 | -321,400 | Reduce 10.47% | 2.75 M | $28.46 |
| Q2 2020 | -2.32 M | Reduce 84.22% | 433,696 | $28.65 |
| Q3 2020 | -24,876 | Reduce 5.74% | 408,820 | $29.25 |
| Q4 2020 | -58,220 | Reduce 14.24% | 350,600 | $36.07 |
| Q1 2021 | +10,600 | Add 3.02% | 361,200 | $38.37 |
| Q2 2021 | +78,991 | Add 21.87% | 440,191 | $38.94 |
| Q3 2021 | +56,009 | Add 12.72% | 496,200 | $38.18 |
| Q4 2021 | -226,700 | Reduce 45.69% | 269,500 | $44.45 |
| Q1 2022 | -245,800 | Reduce 91.21% | 23,700 | $48.44 |
| Q2 2022 | +41,000 | Add 173.00% | 64,700 | $45.49 |
| Q3 2022 | -64,700 | Sold Out | 64,700 | $0.00 |
| Q4 2023 | +54,500 | New Buy | 54,500 | $74.28 |
| Q1 2024 | -54,500 | Sold Out | 54,500 | $0.00 |
| Q2 2024 | +41,300 | New Buy | 41,300 | $100.89 |
| Q3 2024 | +142,400 | Add 344.79% | 183,700 | $111.88 |
| Q4 2024 | -46,100 | Reduce 25.10% | 137,600 | $92.35 |
| Q1 2025 | -137,600 | Sold Out | 137,600 | $0.00 |
| Q3 2025 | +136,100 | New Buy | 136,100 | $90.73 |
Renaissance Technologies's Arch Capital Group Investment FAQs
Renaissance Technologies first purchased Arch Capital Group Ltd. (ACGL) in Q3 2013, acquiring 528,600 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 has held Arch Capital Group Ltd. (ACGL) for 49 quarters since Q3 2013. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies's largest addition to Arch Capital Group Ltd. (ACGL) was in Q3 2014, adding 3,441,300 shares worth $62.77 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Renaissance Technologies's firm, Renaissance Technologies LLC, owns 136,100 shares of Arch Capital Group Ltd. (ACGL), valued at approximately $12.35 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, Arch Capital Group Ltd. (ACGL) represents approximately 0.02% of Renaissance Technologies's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies's peak holding in Arch Capital Group Ltd. (ACGL) was 6,255,400 shares, as reported at the end of Q2 2018. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.