Gerstein Mark D

Director at OMNICOM GROUP INC. · on record since Apr 3, 2026

Insider trading activity of Gerstein Mark D

Transactions on record: 34; since Jul 6, 2022

Open-market buys: 0

Open-market sells: 0

Companies traded: 1; last filing Jul 6, 2026

Figures computed from official regulatory filings — .

Companies where Gerstein Mark D has traded

OMNICOM GROUP INC.36 tx · Oct 5, 2026

Track record of Gerstein Mark D

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Gerstein Mark D

Co-insiders of Gerstein Mark D

ANGELASTRO PHILIP JOMNICOM GROUP INC.
BATKIN ALAN ROMNICOM GROUP INC.
Birkin MichaelOMNICOM GROUP INC.
Brymer Charles EOMNICOM GROUP INC.
Carroll ThomasOMNICOM GROUP INC.
Castellaneta AndrewOMNICOM GROUP INC.
CHOKSI MARY COMNICOM GROUP INC.
CLARK ROBERT COMNICOM GROUP INC.
COLEMAN LEONARD S JROMNICOM GROUP INC.
COOK ERROL MOMNICOM GROUP INC.
CRAWFORD BRUCEOMNICOM GROUP INC.
DENISON SUSAN SOMNICOM GROUP INC.
DRU JEAN MARIEOMNICOM GROUP INC.
HARRISON THOMAS LOMNICOM GROUP INC.
Hawkins Ronnie S.OMNICOM GROUP INC.
HENNING MICHAEL AOMNICOM GROUP INC.
Hewitt Dennis E.OMNICOM GROUP INC.
Januzzi Louis FOMNICOM GROUP INC.
KAESS KENOMNICOM GROUP INC.
Kissire Deborah J.OMNICOM GROUP INC.
KRAKOWSKY PHILIPPEOMNICOM GROUP INC.
Love William TimothyOMNICOM GROUP INC.
MARTORE GRACIA COMNICOM GROUP INC.
MEAD PETEROMNICOM GROUP INC.
Moore Patrick QOMNICOM GROUP INC.
MURPHY JOHN ROMNICOM GROUP INC.
Nelson Jonathan B.OMNICOM GROUP INC.
OBRIEN MICHAEL JOMNICOM GROUP INC.
Pineda Patricia SalasOMNICOM GROUP INC.
PURCELL JOHN ROMNICOM GROUP INC.
REINHARD KEITH LOMNICOM GROUP INC.
RICE LINDA JOHNSONOMNICOM GROUP INC.

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Value · USD	Src
OMNICOM GROUP INC.Listing on record	Oct 5, 2026	Award	305.58	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 5, 2026	Award	696.05	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 6, 2026	Award	703.69	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 6, 2026	Award	308.94	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2026	Award	680.52	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2026	Award	298.77	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 5, 2026	Award	278.64	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 5, 2026	Award	634.68	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2025	Award	275.97	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2025	Award	628.6	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2025	Award	712.4	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2025	Award	312.76	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2025	Award	271.38	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2025	Award	618.14	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2025	Award	595.65	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2025	Award	261.51	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2024	Award	423.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2024	Award	217.62	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2024	Award	250.84	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2024	Award	487.74	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2024	Award	452.15	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2024	Award	232.53	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2024	Award	260.09	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2024	Award	505.72	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2023	Award	587.41	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC

Company	Filed	Type	Qty	Value · USD	Src
OMNICOM GROUP INC.Listing on record	Oct 5, 2026	Award	305.58	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 5, 2026	Award	696.05	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 6, 2026	Award	703.69	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 6, 2026	Award	308.94	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2026	Award	680.52	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2026	Award	298.77	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 5, 2026	Award	278.64	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 5, 2026	Award	634.68	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2025	Award	275.97	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2025	Award	628.6	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2025	Award	712.4	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2025	Award	312.76	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2025	Award	271.38	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2025	Award	618.14	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2025	Award	595.65	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2025	Award	261.51	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2024	Award	423.16	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2024	Award	217.62	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2024	Award	250.84	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jul 3, 2024	Award	487.74	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2024	Award	452.15	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Apr 3, 2024	Award	232.53	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2024	Award	260.09	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Jan 3, 2024	Award	505.72	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
OMNICOM GROUP INC.Listing on record	Oct 3, 2023	Award	587.41	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC