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Who

A. B. Krongard

Director

Company insider

Files Form 4 as: Director, Iridium Communications; Director, Apollo Global Management, Inc. (New); Director, Apollo Asset Management; Director, Icahn Enterprises L.P; Director, Under Armour; Director and Other, Seventy Seven Energy; Director, Phh.

In numbers

Trades disclosed
219
Buys
22
Sells
8
Bought
$14.2M
Sold
$11.8M
Companies
7
Companies where not an officer
7
First trade
3 Jan 2006
Last trade
31 Mar 2026
Last filed
2 Apr 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
IRDM Iridium CommunicationsDirector · Satellite & Specialty Comms · last 31 Mar 20266 buys · 2 sells
APO Apollo Global Management, Inc. (New)Director · Capital Markets & Asset Management · last 5 May 20252 buys · 0 sells
Apollo Asset ManagementDirector · last 1 Jan 202211 buys · 1 sell
IEP Icahn Enterprises L.PDirector · Refining & Marketing · last 20 Sep 20213 buys · 0 sells
UA Under ArmourDirector · Apparel, Footwear & Luxury · last 1 Apr 20200 buys · 5 sells
Seventy Seven EnergyDirector, Other · last 1 Aug 20160 buys · 0 sells
PhhDirector · last 31 Mar 20090 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
31 Mar 2026filed 2 Apr 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—639.6 at $0.00filing
31 Mar 2026filed 2 Apr 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—639.6 at $0.00filing
6 Jan 2026filed 7 Jan 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—14,744 at $0.00filing
6 Jan 2026filed 7 Jan 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—14,744 at $0.00filing
31 Dec 2025filed 7 Jan 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—885.9 at $0.00filing
31 Dec 2025filed 7 Jan 2026IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—885.9 at $0.00filing
30 Sep 2025filed 2 Oct 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—874.3 at $0.00filing
30 Jun 2025filed 2 Jul 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—470.1 at $0.00filing
5 May 2025filed 7 May 2025APO Apollo Global Management, Inc. (New)Capital Markets & Asset ManagementSEC FORM 4 Code A—1,362 at $0.00filing
31 Mar 2025filed 2 Apr 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—517.3 at $0.00filing
6 Jan 2025filed 8 Jan 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—7,130 at $0.00filing
6 Jan 2025filed 8 Jan 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A$67K2,237 at $30.15filing
31 Dec 2024filed 3 Jan 2025IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—439.7 at $0.00filing
30 Sep 2024filed 2 Oct 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—417.1 at $0.00filing
1 Jul 2024filed 3 Jul 2024APO Apollo Global Management, Inc. (New)Capital Markets & Asset ManagementSEC FORM 4 Code A—1,699 at $0.00filing
28 Jun 2024filed 2 Jul 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—474.6 at $0.00filing
29 Mar 2024filed 2 Apr 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—446.3 at $0.00filing
4 Jan 2024filed 8 Jan 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—5,413 at $0.00filing
4 Jan 2024filed 8 Jan 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A$67K1,698 at $39.71filing
29 Dec 2023filed 3 Jan 2024IRDM Iridium CommunicationsSatellite & Specialty CommsSEC FORM 4 Code A—277.3 at $0.00filing

News

Sectors

Communications8
Consumer Discretionary5
Energy3
Financials2
Not placed12

Buys in green, sells in red, by the company’s sector.

Related people

Monique S. ShivanandanDirector · Director at Iridium Communications, filing Form 4 there in the last year
Thomas FitzpatrickDirector · Director at Iridium Communications, filing Form 4 there in the last year
Robert H. NiehausDirector · Director at Iridium Communications, filing Form 4 there in the last year
Jacqueline E. YeaneyDirector · Director at Iridium Communications, filing Form 4 there in the last year
Thomas C. CanfieldDirector · Director at Iridium Communications, filing Form 4 there in the last year
Timothy James LastEVP, Sales & Marketing · Also traded IRDM in the last 90 days
Eric T. OlsonDirector · Also traded IRDM in the last 90 days
Kathleen A. MorganChief Legal Officer · Also traded IRDM in the last 90 days