BIO-TECHNE CORP (TECH) Stock Institutional Trading Activity


BIO-TECHNE CORP (TECH) 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 Durable Capital Partners, Mairs & Power Growth Fund, Sequoia Fund, Sequoia Financial Advisors, 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
Q3 2023Renaissance Technologies LLCBuy178,526258,326$17,584
Q3 2023Mairs & Power Growth FundSell-6,0583,053,580$207,857,177
Q3 2023Jensen Investment ManagementSell-1,43042,000$2,858,940
Q2 2023Renaissance Technologies LLCSell-379,90079,800$6,514
Q2 2023Sequoia Financial AdvisorsSell-1272,893$236,156
Q2 2023Mairs & Power Growth FundBuy33,6603,059,638$249,758,233
Q2 2023Jensen Investment ManagementBuy6,16043,430$3,545,191
Q1 2023Renaissance Technologies LLCBuy41,300459,700$34,105
Q1 2023Sequoia Financial AdvisorsBuy3623,020$224,054
Q1 2023Mairs & Power Growth FundBuy214,9483,025,978$224,497,293
Q1 2023Jensen Investment ManagementBuy37,27037,270$2,699,466
Q4 2022Renaissance Technologies LLCBuy147,456418,400$34,677
Q4 2022Sequoia Financial AdvisorsBuy2,6582,658$220,295
Q4 2022Mairs & Power Growth FundBuy2,137,4102,811,030$232,978,149
Q3 2022Renaissance Technologies LLCBuy124,744270,944$76,948
Q3 2022Mairs & Power Growth FundBuy17,690673,620$191,308
Q2 2022ARK InvestSell-18396$146
Q2 2022Matrix Private Capital GroupSell-3578$200
Q2 2022Renaissance Technologies LLCBuy113,900146,200$50,679
Q2 2022Mairs & Power Growth FundSell-2,032655,930$227,371
Q1 2022ARK InvestBuy38414$179
Q1 2022Matrix Private Capital GroupBuy3581$251
Q1 2022Renaissance Technologies LLCBuy23,10032,300$13,987
Q1 2022Mairs & Power Growth FundBuy4,147657,962$284,924
Q4 2021ARK InvestBuy376376$195
Q4 2021Matrix Private Capital GroupSell-1578$299
Q4 2021Renaissance Technologies LLCBuy6,5009,200$4,760
Q4 2021Mairs & Power Growth FundSell-8,819653,815$338,244
Q3 2021Matrix Private Capital GroupSell-133579$280
Q3 2021Renaissance Technologies LLCSell-5,9002,700$1,308

Frequently asked questions about TECH activity

  • Which institutional owners are buying TECH?

    Institutional owners buying TECH 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 TECH activity?

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

  • Is institutional interest in TECH increasing?

    Institutional interest in TECH 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.