STMICROELECTRONICS NV-NY SHS (STM) Stock Institutional Trading Activity


STMICROELECTRONICS NV-NY SHS (STM) 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 Sequoia Financial Advisors, Renaissance Technologies LLC, and Dodge & Cox Stock Fund. 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 2017Renaissance Technologies LLCBuy671,4152,788,440$60,949
Q3 2017Renaissance Technologies LLCBuy74,1562,117,025$40,956
Q2 2017Renaissance Technologies LLCSell-3,257,0502,042,869$29,375
Q1 2017Renaissance Technologies LLCBuy4,153,7955,299,919$81,713
Q4 2016Renaissance Technologies LLCSell-3,757,5711,146,124$13,009
Q3 2016Renaissance Technologies LLCBuy3,625,6494,903,695$39,960
Q2 2016Renaissance Technologies LLCSell-153,0781,278,046$7,515
Q1 2016Renaissance Technologies LLCBuy648,6001,431,124$7,986
Q4 2015Renaissance Technologies LLCBuy216,800782,524$5,212
Q3 2015Renaissance Technologies LLCBuy373,400565,724$3,858
Q1 2015Renaissance Technologies LLCSell-469,517192,324$1,783
Q3 2014Dodge & Cox Stock FundBuy10,32010,320$79
Q2 2014Renaissance Technologies LLCSell-493,856661,841$5,937
Q1 2014Renaissance Technologies LLCBuy634,3731,155,697$10,697
Q4 2013Renaissance Technologies LLCSell-1,282,224521,324$4,171
Q3 2013Renaissance Technologies LLCBuy755,1481,803,548$16,601
Q2 2013Renaissance Technologies LLCBuy1,048,4001,048,400$9,425

Frequently asked questions about STM activity

  • Which institutional owners are buying STM?

    Institutional owners buying STM 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 STM activity?

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

  • Is institutional interest in STM increasing?

    Institutional interest in STM 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.