ARCH CAP GROUP LTD (G0450A105) Stock Institutional Trading Activity


ARCH CAP GROUP LTD (G0450A105) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Egerton Capital UK, Renaissance Technologies LLC, Sequoia Financial Advisors, Parnassus Endeavor Fund, and Causeway Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2023Sequoia Financial AdvisorsBuy81818,438$1,251,388
Q4 2022Sequoia Financial AdvisorsBuy17,62017,620$1,106,184
Q2 2022Renaissance Technologies LLCBuy41,00064,700$2,943
Q1 2022Renaissance Technologies LLCSell-245,80023,700$1,148
Q4 2021Renaissance Technologies LLCSell-226,700269,500$11,979
Q3 2021Renaissance Technologies LLCBuy56,009496,200$18,945
Q2 2021Renaissance Technologies LLCBuy78,991440,191$17,141
Q1 2021Renaissance Technologies LLCBuy10,600361,200$13,859
Q4 2020Renaissance Technologies LLCSell-58,220350,600$12,646
Q3 2020Renaissance Technologies LLCSell-24,876408,820$11,958
Q2 2020Renaissance Technologies LLCSell-2,315,204433,696$12,425
Q1 2020Renaissance Technologies LLCSell-321,4002,748,900$78,234
Q4 2019Renaissance Technologies LLCSell-910,5053,070,300$131,685
Q3 2019Renaissance Technologies LLCSell-1,102,7953,980,805$167,114
Q2 2019Renaissance Technologies LLCBuy166,0005,083,600$188,500
Q1 2019Renaissance Technologies LLCSell-131,5004,917,600$158,937
Q4 2018Renaissance Technologies LLCSell-191,2005,049,100$134,912
Q3 2018Renaissance Technologies LLCBuy3,161,2005,240,300$156,213
Q1 2018Renaissance Technologies LLCBuy386,6002,079,100$177,950
Q4 2017Renaissance Technologies LLCBuy165,2001,692,500$153,628
Q3 2017Renaissance Technologies LLCBuy262,3001,527,300$150,439
Q2 2017Renaissance Technologies LLCBuy297,3001,265,000$118,012
Q1 2017Renaissance Technologies LLCBuy71,500967,700$91,709
Q4 2016Renaissance Technologies LLCSell-195,600896,200$77,333
Q3 2016Renaissance Technologies LLCBuy194,0001,091,800$86,536
Q2 2016Renaissance Technologies LLCSell-100,800897,800$64,642
Q1 2016Renaissance Technologies LLCBuy118,000998,600$71,000
Q4 2015Renaissance Technologies LLCBuy66,100880,600$61,422
Q3 2015Renaissance Technologies LLCBuy42,500814,500$59,841
Q2 2015Renaissance Technologies LLCBuy18,800772,000$51,693

Frequently asked questions about G0450A105 activity

  • Which institutional owners are buying G0450A105?

    Institutional owners buying G0450A105 include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in G0450A105 activity?

    "Buy" means an investor increased their reported position in G0450A105 compared to the prior reporting period. This reflects growing exposure to ARCH CAP GROUP LTD (G0450A105) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in G0450A105 increasing?

    Institutional interest in G0450A105 can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.