STURM RUGER & CO INC (RGR) Stock Institutional Trading Activity


STURM RUGER & CO INC (RGR) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Mairs & Power Growth Fund, and Vulcan Value Partners. 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
Q4 2025Renaissance Technologies LLCSell-36,000729,276$23,810,861
Q3 2025Renaissance Technologies LLCSell-400765,276$33,266,548
Q2 2025Renaissance Technologies LLCBuy6,500765,676$27,487,768
Q1 2025Renaissance Technologies LLCSell-16,400759,176$29,828,025
Q4 2024Renaissance Technologies LLCSell-39,700775,576$27,432,123
Q3 2024Renaissance Technologies LLCSell-28,500815,276$33,980,704
Q2 2024Renaissance Technologies LLCSell-58,200843,776$35,143,270
Q1 2024Renaissance Technologies LLCSell-54,500901,976$41,626
Q4 2023Renaissance Technologies LLCBuy8,200956,476$43,472
Q3 2023Renaissance Technologies LLCBuy16,900948,276$49,424
Q2 2023Renaissance Technologies LLCBuy16,600931,376$49,326
Q1 2023Renaissance Technologies LLCSell-3,100914,776$52,545
Q4 2022Renaissance Technologies LLCSell-68,800917,876$46,463
Q3 2022Mairs & Power Growth FundBuy8,80012,000$609
Q3 2022Renaissance Technologies LLCSell-114,600986,676$50,113
Q2 2022Renaissance Technologies LLCBuy60,5001,101,276$70,096
Q1 2022Renaissance Technologies LLCBuy10,2011,040,776$72,459
Q4 2021Renaissance Technologies LLCSell-128,1011,030,575$70,100
Q3 2021Renaissance Technologies LLCBuy45,8001,158,676$85,487
Q2 2021Renaissance Technologies LLCSell-21,9721,112,876$100,137
Q1 2021Renaissance Technologies LLCSell-156,1581,134,848$74,979
Q4 2020Renaissance Technologies LLCSell-346,0701,291,006$84,006
Q3 2020Renaissance Technologies LLCSell-16,2001,637,076$100,124
Q2 2020Renaissance Technologies LLCBuy221,5001,653,276$125,649
Q1 2020Renaissance Technologies LLCBuy31,2001,431,776$72,892
Q4 2019Renaissance Technologies LLCSell-5,4001,400,576$65,869
Q3 2019Renaissance Technologies LLCBuy4,7001,405,976$58,714
Q2 2019Renaissance Technologies LLCBuy26,0001,401,276$76,342
Q1 2019Renaissance Technologies LLCBuy267,2761,375,276$72,917
Q4 2018Renaissance Technologies LLCBuy377,1001,108,000$58,968

Frequently asked questions about RGR activity

  • Which institutional owners are buying RGR?

    Institutional owners buying RGR 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 RGR activity?

    "Buy" means an investor increased their reported position in RGR compared to the prior reporting period. This reflects growing exposure to STURM RUGER & CO INC (RGR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in RGR increasing?

    Institutional interest in RGR 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.