SAMBERG JOSEPH D

10% owner at NEXTNAV INC. · on record since Jan 23, 2024
10% owner at Orchard Enterprises, Inc. · on record since Nov 15, 2007
10% owner at WD Media, Inc. · on record since Oct 9, 2003
10% owner at Oasys Mobile, Inc. · on record since Oct 10, 2003
10% owner at AMEDIA NETWORKS, INC. · on record since Dec 23, 2003
10% owner at HEALTHETECH INC · on record since Jan 6, 2004
10% owner at REDBACK NETWORKS INC · on record since Jan 6, 2004
10% owner at NII HOLDINGS INC · on record since Feb 27, 2018
Former 10% Owner at NII HOLDINGS INC · on record since Dec 23, 2019

Insider trading activity of SAMBERG JOSEPH D

Transactions on record: 24; since Aug 2, 2010

Open-market buys: 17; $7.7M

Open-market sells: 4; $20.3M

Companies traded: 3; last filing Nov 24, 2025

Figures computed from official regulatory filings — .

Companies where SAMBERG JOSEPH D has traded

NEXTNAV INC.16 tx · $13.8M · Nov 24, 2025
NII HOLDINGS INC7 tx · $14.2M · Dec 23, 2019
Orchard Enterprises, Inc.1 tx · $205 · Aug 2, 2010

Track record of SAMBERG JOSEPH D

Statistical track record

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Open-market buys: 17

Last buy: Nov 21, 2025

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Transaction history of SAMBERG JOSEPH D

Co-insiders of SAMBERG JOSEPH D

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NEXTNAV INC.Listing on record	Nov 24, 2025	Buy	58,457	11.86 USD	$693.3K	conv 36First in 12mo	SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	Sell	-60,000	12.35 USD	$741K		SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	SellD (derivative)	-4,000	2.10 USD	$8.4K		SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	Sell	-540,000	12.35 USD	$6.7M		SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	3,550	7.42 USD	$26.3K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	74,600	7.83 USD	$584.1K	conv 20	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	44,150	7.42 USD	$327.6K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	81,450	7.30 USD	$594.6K	conv 21	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	81,450	7.30 USD	$594.6K	conv 31	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	5,300	7.42 USD	$39.3K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	18,100	7.30 USD	$132.1K	conv 21	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	6,600	7.83 USD	$51.7K	conv 17	SEC
NEXTNAV INC.Listing on record	Mar 20, 2024	Buy	300,000	4.52 USD	$1.4M	conv 38Unusual size	SEC
NEXTNAV INC.Listing on record	Mar 20, 2024	Buy	183,000	4.52 USD	$827.2K	conv 37	SEC
NEXTNAV INC.Listing on record	Jan 23, 2024	Buy	150,000	3.96 USD	$594K	conv 29	SEC
NEXTNAV INC.Listing on record	Jan 23, 2024	Buy	150,000	3.86 USD	$579K	conv 42First in 12mo	SEC
NII HOLDINGS INCListing unverified	Dec 23, 2019	Sell	1,000,000	2.15 USD	$2.2M		SEC
NII HOLDINGS INCListing unverified	Dec 23, 2019	Sell	-5,000,000	2.15 USD	$10.8M		SEC
NII HOLDINGS INCListing unverified	Dec 4, 2018	Other	96,986	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NII HOLDINGS INCListing unverified	Feb 27, 2018	Buy	265,147	0.70 USD	$185.6K	conv 17	SEC
NII HOLDINGS INCListing unverified	Feb 27, 2018	Buy	1,000,000	1.06 USD	$1.1M	conv 40Unusual size	SEC
NII HOLDINGS INCListing unverified	Jan 9, 2018	Buy	28,066	0.52 USD	$14.6K	conv 30First in 12mo	SEC
NII HOLDINGS INCListing unverified	Jan 9, 2018	Buy	28,066	0.52 USD	$14.6K	conv 29First in 12mo	SEC
Orchard Enterprises, Inc.Listing unverified	Aug 2, 2010	Other	100	2.05 USD	$205		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NEXTNAV INC.Listing on record	Nov 24, 2025	Buy	58,457	11.86 USD	$693.3K	conv 36First in 12mo	SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	Sell	-60,000	12.35 USD	$741K		SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	SellD (derivative)	-4,000	2.10 USD	$8.4K		SEC
NEXTNAV INC.Listing on record	Nov 17, 2025	Sell	-540,000	12.35 USD	$6.7M		SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	3,550	7.42 USD	$26.3K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	74,600	7.83 USD	$584.1K	conv 20	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	44,150	7.42 USD	$327.6K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	81,450	7.30 USD	$594.6K	conv 21	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	81,450	7.30 USD	$594.6K	conv 31	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	5,300	7.42 USD	$39.3K	conv 17	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	18,100	7.30 USD	$132.1K	conv 21	SEC
NEXTNAV INC.Listing on record	Jun 24, 2024	Buy	6,600	7.83 USD	$51.7K	conv 17	SEC
NEXTNAV INC.Listing on record	Mar 20, 2024	Buy	300,000	4.52 USD	$1.4M	conv 38Unusual size	SEC
NEXTNAV INC.Listing on record	Mar 20, 2024	Buy	183,000	4.52 USD	$827.2K	conv 37	SEC
NEXTNAV INC.Listing on record	Jan 23, 2024	Buy	150,000	3.96 USD	$594K	conv 29	SEC
NEXTNAV INC.Listing on record	Jan 23, 2024	Buy	150,000	3.86 USD	$579K	conv 42First in 12mo	SEC
NII HOLDINGS INCListing unverified	Dec 23, 2019	Sell	1,000,000	2.15 USD	$2.2M		SEC
NII HOLDINGS INCListing unverified	Dec 23, 2019	Sell	-5,000,000	2.15 USD	$10.8M		SEC
NII HOLDINGS INCListing unverified	Dec 4, 2018	Other	96,986	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NII HOLDINGS INCListing unverified	Feb 27, 2018	Buy	265,147	0.70 USD	$185.6K	conv 17	SEC
NII HOLDINGS INCListing unverified	Feb 27, 2018	Buy	1,000,000	1.06 USD	$1.1M	conv 40Unusual size	SEC
NII HOLDINGS INCListing unverified	Jan 9, 2018	Buy	28,066	0.52 USD	$14.6K	conv 30First in 12mo	SEC
NII HOLDINGS INCListing unverified	Jan 9, 2018	Buy	28,066	0.52 USD	$14.6K	conv 29First in 12mo	SEC
Orchard Enterprises, Inc.Listing unverified	Aug 2, 2010	Other	100	2.05 USD	$205		SEC