OMNICOM GROUP (OMC) Stock Institutional Trading Activity


OMNICOM GROUP (OMC) 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, Ariel Appreciation Fund, Jensen Investment Management, First Eagle U.S. Value, and Sequoia Financial Advisors. 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 2018Jensen Investment ManagementBuy14,4103,094,035$210,456
Q3 2018Ariel Appreciation FundBuy103,0741,118,798$76,101
Q3 2018Sequoia FundSell-3,6609,466$644
Q3 2018Olstein Capital ManagementBuy19,000128,000$8,707
Q3 2018First Eagle U.S. ValueBuy7,15215,640,203$1,063,847
Q2 2018Hancock Classic ValueSell-623,1777,301,076$556,853
Q2 2018Jensen Investment ManagementSell-458,4553,079,625$234,883
Q2 2018Ariel Appreciation FundSell-11,0271,015,724$77,469
Q2 2018Sequoia FundSell-1,959,70413,126$1,001
Q2 2018Olstein Capital ManagementBuy10,000109,000$8,313
Q2 2018First Eagle U.S. ValueBuy9,98115,633,051$1,192,333
Q1 2018Hancock Classic ValueBuy270,6987,924,253$575,855
Q1 2018Jensen Investment ManagementSell-487,2283,538,080$257,112
Q1 2018Ariel Appreciation FundSell-13,2921,026,751$74,614
Q1 2018Olstein Capital ManagementSell-3,30099,000$7,194
Q1 2018Sequoia FundBuy1,972,8301,972,830$143,306
Q1 2018First Eagle U.S. ValueBuy104,73015,623,070$1,135,328
Q4 2017Hancock Classic ValueBuy1,310,2607,653,555$557,408
Q4 2017Ariel Appreciation FundSell-52,3801,040,043$75,746
Q4 2017Olstein Capital ManagementBuy53,300102,300$7,451
Q4 2017Renaissance Technologies LLCBuy42,900670,800$48,854
Q4 2017Jensen Investment ManagementBuy16,8684,025,308$293,163
Q4 2017First Eagle U.S. ValueBuy417,21115,518,340$1,130,201
Q3 2017Hancock Classic ValueBuy364,3096,343,295$469,848
Q3 2017Jensen Investment ManagementBuy509,6854,008,440$296,905
Q3 2017Ariel Appreciation FundSell-3,5421,092,423$80,916
Q3 2017Olstein Capital ManagementBuy49,00049,000$3,629
Q3 2017Renaissance Technologies LLCBuy343,100627,900$46,509
Q3 2017First Eagle U.S. ValueBuy1,671,45215,101,129$1,118,541
Q2 2017Hancock Classic ValueBuy1,049,7465,978,986$495,658

Frequently asked questions about OMC activity

  • Which institutional owners are buying OMC?

    Institutional owners buying OMC 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 OMC activity?

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

  • Is institutional interest in OMC increasing?

    Institutional interest in OMC 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.