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Andrew Castellaneta currently holds 21,875 shares of OMNICOM GROUP INC. (OMC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Andrew Castellaneta has been a net seller of OMC stock. They have purchased $0 and sold $2.0M worth of shares.
Andrew Castellaneta's most recent insider trade was on Aug 15, 2025, when they sold 1,850 shares at $76.31 per share.
Andrew Castellaneta serves as Executive at OMNICOM GROUP INC. (OMC). They have executed 38 insider transactions totaling $2.0M over their tenure at the company.
Andrew Castellaneta holds the position of Executive at OMNICOM GROUP INC., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 11 years and currently hold a stake valued at $0.
Andrew Castellaneta has shown a selling trading pattern, with $0 in total purchases and $2.0M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Andrew Castellaneta was on Feb 10, 2023, when they sold $556.8K worth of OMC shares. This transaction involved 6,000 shares at $92.80 per share.
Andrew Castellaneta currently owns 21,875 shares of OMNICOM GROUP INC. (OMC), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Andrew Castellaneta's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Andrew Castellaneta has 38 Form 4 filings on record as an insider at OMNICOM GROUP INC..
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