ROCKWELL AUTOMATION INC (ROK) Institutional Ownership Changes & 13F Activity

ROCKWELL AUTOMATION INC (ROK). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Mairs & Power Growth Fund, Parnassus Endeavor Fund, Sequoia Financial Advisors, Renaissance Technologies LLC, and ARK Invest.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2019Mairs & Power Growth FundBuy31,24063,270$12,823
Q4 2019Jensen Investment ManagementSell-2,4302,300$466
Q4 2019Sequoia Financial AdvisorsBuy2362,450$497
Q3 2019Renaissance Technologies LLCSell-181,30098,000$16,150
Q3 2019Mairs & Power Growth FundBuy30,53032,030$5,279
Q3 2019Sequoia Financial AdvisorsBuy672,214$365
Q2 2019Renaissance Technologies LLCSell-53,500279,300$45,758
Q2 2019Jensen Investment ManagementBuy4,7304,730$775
Q2 2019Sequoia Financial AdvisorsSell-702,147$352
Q1 2019Renaissance Technologies LLCBuy214,400332,800$58,393
Q1 2019Sequoia Financial AdvisorsBuy702,217$389
Q4 2018Renaissance Technologies LLCBuy103,700118,400$17,817
Q3 2018Renaissance Technologies LLCSell-4,50014,700$2,757
Q3 2018ARK InvestBuy2,73610,562$1,981
Q2 2018ARK InvestSell-5527,826$1,301
Q2 2018Mairs & Power Growth FundSell-4231,500$249
Q1 2018Renaissance Technologies LLCBuy16,90019,200$3,345
Q1 2018ARK InvestBuy2,1018,378$1,459
Q4 2017Renaissance Technologies LLCSell-275,7002,300$452
Q4 2017ARK InvestBuy1,5876,277$1,232
Q4 2017Sequoia Financial AdvisorsSell-522,147$422
Q3 2017ARK InvestBuy1,2814,690$836
Q3 2017Sequoia Financial AdvisorsBuy1732,199$392
Q2 2017ARK InvestBuy1,1093,409$552
Q1 2017ARK InvestSell-3022,300$358
Q1 2017Mairs & Power Growth FundSell-1501,923$299
Q4 2016ARK InvestBuy2,6022,602$350
Q4 2016Sequoia Financial AdvisorsBuy2492,026$272
Q3 2016Mairs & Power Growth FundBuy2,0732,073$254
Q2 2016Sequoia Financial AdvisorsBuy1,5751,777$204

Frequently asked questions about ROK activity

  • Which institutional owners are buying ROK?

    Institutional owners buying ROK 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 ROK activity?

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

  • Is institutional interest in ROK increasing?

    Institutional interest in ROK 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.

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