Who
Robert H. Niehaus
Director
Company insider
Files Form 4 as: Senior Vice President, Iridium Communications; Director and 10% owner, Zeta Global Holdings; Director, Heartland Payment Systems; Chairman, GCP, Greenhill & Co; Director, Exco Resources; Director, Crusader Energy Group; Director and Other, Crown Castle; Director, American Italian Pasta Co.
In numbers
- Trades disclosed
- 236
- Buys
- 16
- Sells
- 29
- Bought
- $4.1M
- Sold
- $277.8M
- Companies
- 10
- Companies where not an officer
- 8
- First trade
- 23 Dec 2005
- Last trade
- 30 Sep 2026
- Last filed
- 2 Oct 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 30 Sep 2026filed 2 Oct 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —55.7 at $0.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code G | —50,000 at $0.00 | filing |
| 17 Aug 2026filed 19 Aug 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code G | —50,000 at $0.00 | filing |
| 1 Jul 2026filed 2 Jul 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code A | —7,197 at $0.00 | filing |
| 1 Jul 2026filed 2 Jul 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code A | —7,197 at $0.00 | filing |
| 30 Jun 2026filed 2 Jul 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —377.7 at $0.00 | filing |
| 30 Jun 2026filed 2 Jul 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —377.7 at $0.00 | filing |
| 7 May 2026filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code G | —60,000 at $0.00 | filing |
| 7 May 2026filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code G | —60,000 at $0.00 | filing |
| 7 May 2026filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code G | —60,000 at $0.00 | filing |
| 7 May 2026filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code G | —60,000 at $0.00 | filing |
| 31 Mar 2026filed 2 Apr 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —742.9 at $0.00 | filing |
| 31 Mar 2026filed 2 Apr 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —742.9 at $0.00 | filing |
| 6 Jan 2026filed 7 Jan 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —17,315 at $0.00 | filing |
| 6 Jan 2026filed 7 Jan 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —17,315 at $0.00 | filing |
| 31 Dec 2025filed 7 Jan 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —1,111.9 at $0.00 | filing |
| 31 Dec 2025filed 7 Jan 2026 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Code A | —1,111.9 at $0.00 | filing |
| 12 Nov 2025filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code J | —346,110 at $0.00 | filing |
| 12 Nov 2025filed 12 May 2026 | ZETA Zeta Global HoldingsSoftware | SEC FORM 4 Code J | —346,110 at $0.00 | filing |
| 28 Oct 2025filed 29 Oct 2025 | IRDM Iridium CommunicationsSatellite & Specialty Comms | SEC FORM 4 Bought | $525K30,000 at $17.49 | filing |
News
Iridium (NASDAQ: IRDM) posts 8% higher revenue as Rocket Lab deal wins approvalIRDM · dailypolitical.com · 20 Oct 2026Iridium Communications Inc (NASDAQ:IRDM) Stock Has Consensus Target Price of $41.20 According to BrokeragesIRDM · dailypolitical.com · 19 Oct 2026
0 headlines in the last 90 days name Robert H. Niehaus; 2 articles from the last 14 days about the 1 company they traded most, at most three about any one of them.