Steinberg David

Director at INPHONIC INC · on record since Feb 14, 2006
Chairman of the Board and CEO at INPHONIC INC · on record since Feb 14, 2006
10% owner at INPHONIC INC · on record since Feb 14, 2006
Director at Zeta Global Holdings Corp. · on record since May 8, 2026
Chief Executive Officer at Zeta Global Holdings Corp. · on record since May 8, 2026
10% owner at Zeta Global Holdings Corp. · on record since May 8, 2026

Insider trading activity of Steinberg David

Transactions on record: 92; since Nov 23, 2004

Open-market buys: 1; $1M

Open-market sells: 40; $4.7M

Companies traded: 2; last filing May 8, 2026

Figures computed from official regulatory filings — methodology.

Companies where Steinberg David has traded

Zeta Global Holdings Corp.32 tx · $25.8M · May 8, 2026
INPHONIC INC60 tx · $4.7M · Mar 1, 2007

Track record of Steinberg David

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

Transaction history of Steinberg David

Co-insiders of Steinberg David

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Company	Filed	Type	Qty	Price	Value · USD	Src
Zeta Global Holdings Corp.	May 8, 2026	Gift	-13,176	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-1,251,609	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-768	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-285	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-231,375	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	231,375	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-26,424	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-852,066	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-786,660	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-7,760	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-432	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 18, 2024	Buy	53,676	19.24 USD	$1M	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-141,457	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-275,600	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	Other	-97,157	17.40 USD	$1.7M	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-238,500	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	Exercise	740,700	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Other	-206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Other	206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Award	206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Feb 14, 2023	GiftD	120,000	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Feb 14, 2023	GiftD	-365,128	0.00 USD	$0	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Zeta Global Holdings Corp.	May 8, 2026	Gift	-13,176	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-1,251,609	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-768	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	May 8, 2026	Gift	-285	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-231,375	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	231,375	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-26,424	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	-852,066	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-786,660	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-7,760	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	Gift	4,857	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Dec 13, 2024	GiftD	-432	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 18, 2024	Buy	53,676	19.24 USD	$1M	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-141,457	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-275,600	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	Other	-97,157	17.40 USD	$1.7M	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	ExerciseD	-238,500	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Jul 3, 2024	Exercise	740,700	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Other	-206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Other	206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Nov 17, 2023	Award	206,044	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Feb 14, 2023	GiftD	120,000	0.00 USD	$0	SEC
Zeta Global Holdings Corp.	Feb 14, 2023	GiftD	-365,128	0.00 USD	$0	SEC