STEREOTAXIS INC (STXS) Stock Institutional Trading Activity


STEREOTAXIS INC (STXS) 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 and Arbiter Partners 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
Q3 2019Renaissance Technologies LLCSell-236,20012,500$44
Q3 2019Arbiter Partners Capital ManagementBuy4,677,3854,677,385$16,418
Q2 2016Renaissance Technologies LLCBuy58,600248,700$244
Q1 2016Renaissance Technologies LLCBuy13,100190,100$209
Q4 2015Renaissance Technologies LLCBuy4,300177,000$132
Q3 2015Renaissance Technologies LLCSell-14,200172,700$160
Q2 2015Renaissance Technologies LLCBuy29,900186,900$269
Q1 2015Renaissance Technologies LLCBuy121,600157,000$322
Q4 2014Renaissance Technologies LLCSell-13,44235,400$52
Q2 2013Renaissance Technologies LLCBuy48,84248,842$76

Frequently asked questions about STXS activity

  • Which institutional owners are buying STXS?

    Institutional owners buying STXS 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 STXS activity?

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

  • Is institutional interest in STXS increasing?

    Institutional interest in STXS 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.