RUSH ENTERPRISES INC - CL B (RUSHB) Stock Institutional Trading Activity


RUSH ENTERPRISES INC - CL B (RUSHB) 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, Muhlenkamp & Co, and Ancient Art (Teton Capital). 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 2016Ancient Art (Teton Capital)Sell-256,759882,962$21,465
Q2 2016Muhlenkamp & CoBuy37095,927$1,994
Q2 2016Renaissance Technologies LLCBuy3,700133,500$2,775
Q1 2016Muhlenkamp & CoBuy93595,557$1,745
Q1 2016Renaissance Technologies LLCSell-16,700129,800$2,370
Q4 2015Renaissance Technologies LLCBuy12,777146,500$3,208
Q4 2015Ancient Art (Teton Capital)Buy539,7211,139,721$24,960
Q3 2015Muhlenkamp & CoSell-23094,622$2,206
Q3 2015Renaissance Technologies LLCBuy27,523133,723$3,117
Q3 2015Ancient Art (Teton Capital)Buy600,000600,000$13,986
Q2 2015Muhlenkamp & CoBuy1,23594,852$2,276
Q2 2015Renaissance Technologies LLCBuy4,500106,200$2,549
Q1 2015Muhlenkamp & CoBuy11593,617$2,314
Q1 2015Renaissance Technologies LLCBuy2,300101,700$2,514
Q4 2014Renaissance Technologies LLCBuy4,70099,400$2,799
Q3 2014Muhlenkamp & CoBuy8,00093,502$2,754
Q3 2014Renaissance Technologies LLCBuy4,80094,700$2,789
Q2 2014Muhlenkamp & CoSell-7,27085,502$2,689
Q2 2014Renaissance Technologies LLCBuy6,40089,900$2,827
Q1 2014Muhlenkamp & CoSell-60092,772$2,612
Q1 2014Renaissance Technologies LLCBuy2,85783,500$2,351
Q4 2013Muhlenkamp & CoBuy11,81593,372$2,381
Q4 2013Renaissance Technologies LLCBuy3,00080,643$2,056
Q3 2013Muhlenkamp & CoBuy3,45081,557$1,858
Q3 2013Renaissance Technologies LLCBuy1,30077,643$1,769
Q2 2013Muhlenkamp & CoBuy78,10778,107$1,681
Q2 2013Renaissance Technologies LLCBuy76,34376,343$1,643

Frequently asked questions about RUSHB activity

  • Which institutional owners are buying RUSHB?

    Institutional owners buying RUSHB 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 RUSHB activity?

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

  • Is institutional interest in RUSHB increasing?

    Institutional interest in RUSHB 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.