Jeremy Grantham's OMC Position Overview
Jeremy Grantham (via Grantham, Mayo, Van Otterloo & Co. LLC) currently holds 311,419 shares of Omnicom Group Inc. (OMC) worth $23.45 M, representing 0.06% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 34 quarters.
Based on 13F filings, Jeremy Grantham has maintained a strategic position in OMC, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2016, adding 645,742 shares. Largest reduction occurred in Q2 2014, reducing 370,096 shares.
Analysis based on 13F filings available since 2013 Q2
Jeremy Grantham's Omnicom Group (OMC) Holding Value Over Time
Track share changes against reported price movement
Quarterly Omnicom Group (OMC) Trades by Jeremy Grantham
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +21,208 | Add 7.31% | 311,419 | $75.31 |
| Q4 2025 | +168,646 | Add 138.73% | 290,211 | $80.75 |
| Q3 2025 | -247,312 | Reduce 67.04% | 121,565 | $81.53 |
| Q2 2025 | +39,956 | Add 12.15% | 368,877 | $71.94 |
| Q1 2025 | +175,453 | Add 114.33% | 328,921 | $82.91 |
| Q4 2024 | +153,468 | New Buy | 153,468 | $86.04 |
| Q2 2022 | -105,400 | Sold Out | 0 | $0.00 |
| Q1 2022 | -45,700 | Reduce 30.24% | 105,400 | $84.88 |
| Q4 2021 | +98,201 | Add 185.64% | 151,100 | $73.27 |
| Q3 2021 | -3,600 | Reduce 6.37% | 52,899 | $72.46 |
| Q2 2021 | +26,100 | Add 85.86% | 56,499 | $79.98 |
| Q1 2021 | +5,800 | Add 23.58% | 30,399 | $74.15 |
| Q3 2020 | -400 | Reduce 1.60% | 24,599 | $49.51 |
| Q2 2020 | -7,900 | Reduce 24.01% | 24,999 | $54.60 |
| Q1 2020 | -11,768 | Reduce 26.35% | 32,899 | $54.90 |
| Q4 2019 | -8,400 | Reduce 15.83% | 44,667 | $81.02 |
| Q3 2019 | -15,300 | Reduce 22.38% | 53,067 | $78.30 |
| Q2 2019 | +78 | Add 0.11% | 68,367 | $81.95 |
| Q1 2019 | -700 | Reduce 1.01% | 68,289 | $72.98 |
| Q4 2018 | -9,500 | Reduce 12.10% | 68,989 | $73.24 |
| Q3 2018 | +18,300 | Add 30.40% | 78,489 | $68.02 |
| Q2 2018 | +60,189 | New Buy | 60,189 | $76.28 |
| Q3 2017 | -28,009 | Sold Out | 0 | $0.00 |
| Q2 2017 | -266,805 | Reduce 90.50% | 28,009 | $82.90 |
| Q1 2017 | -359,150 | Reduce 54.92% | 294,814 | $86.21 |
| Q4 2016 | -117,738 | Reduce 15.26% | 653,964 | $85.11 |
| Q3 2016 | +77,760 | Add 11.21% | 771,702 | $85.00 |
| Q2 2016 | +645,742 | Add 1339.71% | 693,942 | $81.49 |
| Q1 2016 | +48,200 | New Buy | 48,200 | $83.24 |
| Q2 2014 | -370,096 | Sold Out | 0 | $0.00 |
| Q1 2014 | -153,402 | Reduce 29.30% | 370,096 | $72.60 |
| Q4 2013 | -33,525 | Reduce 6.02% | 523,498 | $74.37 |
| Q3 2013 | +557,023 | New Buy | 557,023 | $63.44 |
Jeremy Grantham's Omnicom Group Investment FAQs
Jeremy Grantham first purchased Omnicom Group Inc. (OMC) in Q3 2013, acquiring 557,023 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Jeremy Grantham has held Omnicom Group Inc. (OMC) for 34 quarters since Q3 2013.
Jeremy Grantham's largest addition to Omnicom Group Inc. (OMC) was in Q2 2016, adding 693,942 shares worth $56.55 M.
According to the latest 13F filing for Q1 2026, Jeremy Grantham's firm, Grantham, Mayo, Van Otterloo & Co. LLC, owns 311,419 shares of Omnicom Group Inc. (OMC), valued at approximately $23.45 M.
As of the Q1 2026 filing, Omnicom Group Inc. (OMC) represents approximately 0.06% of Jeremy Grantham's publicly disclosed stock portfolio, making it one of their key holdings.
Jeremy Grantham's peak holding in Omnicom Group Inc. (OMC) was 771,702 shares, as reported at the end of Q3 2016.