(NEO) Stock Institutional Trading Activity


(NEO) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q2 2025), investors with some of the largest reported share count changes include Mairs & Power Growth Fund and Renaissance Technologies LLC. 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
Q2 2025Mairs & Power Growth FundBuy15,00015,000$109,650
Q2 2024Renaissance Technologies LLCSell-126,30015,300$212,211
Q1 2024Renaissance Technologies LLCBuy41,800141,600$2,226
Q4 2023Renaissance Technologies LLCSell-123,30099,800$1,615
Q3 2023Renaissance Technologies LLCSell-22,900223,100$2,744
Q1 2022Renaissance Technologies LLCBuy126,500246,000$2,989
Q3 2019Renaissance Technologies LLCSell-283,200119,500$2,285
Q4 2018Renaissance Technologies LLCBuy228,048402,700$5,078
Q3 2018Renaissance Technologies LLCBuy134,552174,652$2,681
Q1 2018Renaissance Technologies LLCSell-268,56440,100$327
Q1 2017Renaissance Technologies LLCBuy57,664308,664$2,435
Q3 2016Renaissance Technologies LLCSell-256,200251,000$2,063
Q2 2016Renaissance Technologies LLCBuy172,500507,200$4,078
Q1 2016Renaissance Technologies LLCSell-141,900334,700$2,256
Q4 2015Renaissance Technologies LLCBuy156,100476,600$3,751
Q3 2015Renaissance Technologies LLCSell-17,400320,500$1,836
Q2 2015Renaissance Technologies LLCBuy93,500337,900$1,828
Q1 2015Renaissance Technologies LLCBuy107,700244,400$1,141
Q4 2014Renaissance Technologies LLCSell-65,800136,700$570
Q3 2014Renaissance Technologies LLCBuy173,404202,500$1,055
Q1 2014Renaissance Technologies LLCBuy6,99729,096$101
Q4 2013Renaissance Technologies LLCBuy22,09922,099$80

Frequently asked questions about NEO activity

  • Which institutional owners are buying NEO?

    Institutional owners buying NEO 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 NEO activity?

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

  • Is institutional interest in NEO increasing?

    Institutional interest in NEO 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.