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OMC · Omnicom Group Inc.

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$87.89 -0.31 (-0.35%) At close · Aug 26
Market Cap
$25.09B
Shares
285.01M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,101
Total Value: $21,278,721,961
Total Shares: 292,165,240

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,101 13F filers · Δ vs Mar 31, 2026
Top Holder
9.8%
Sep 2023 → Jun 2026 · range 9.5% – 13.0%
+0.3 pts
Top 5
33.5%
Sep 2023 → Jun 2026 · range 33.5% – 38.6%
−0.2 pts
Top 10
48.6%
Sep 2023 → Jun 2026 · range 45.1% – 51.1%
+0.5 pts
HHI
335
Sep 2023 → Jun 2026 · range 333 – 410
Broadly held+1

Quarterly Activity

vs Mar 31, 2026
New
111
Increased
351
Decreased
491
Sold Out
152
Unchanged
148
Holder count: -41
Institutional value: -8.8%
Shares held: -5.8%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,122
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 29989 CUSIP 681919106 13F (30d) 796 filings 789 filers Visit website Investor relations