IRIDIUM COMMUNICATIONS INC (IRDM) Stock Ownership

NASDAQ:IRDM • US46269C1027

24.24 USD
+0.23 (+0.96%)
At close: Mar 9, 2026
24.1518 USD
-0.09 (-0.36%)
After Hours: 3/9/2026, 8:13:21 PM
IRDM Ownership Chart.IRDM Ownership Chart: showing Insider, Institutional ownership and shares available to the public.IRDM Ownership.InsiderInstitutionalPublic



Shares Outstanding104.96M
Float91.03M
Float Short Interest Percentage9.65%
Owners (insider)2.68%
Owners (institutional)92.61%
Owners (insider) change5.4%
Owners (institutional) change-8.76%
IRDM Institutional Ownership HistoryIRDM Institutional Ownership HistoryIRDM Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 20M 40M 60M 80M 100M
IRDM Historical Insider Transactions ChartIRDM Historical Insider Buy and Sell Transactions ChartIRDM Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 200K 400K 600K 800K
Date Name Type Shares Price Amount
Mar 1, 2026 Last Timothy James Option Excercise 3883 22.49 $ 87,328.67
Mar 1, 2026 DESCH MATTHEW J Option Excercise 53301 22.49 $ 1,198,739.49
Mar 1, 2026 McBride Suzanne E. Option Excercise 20479 22.49 $ 460,572.71
Mar 1, 2026 FITZPATRICK THOMAS Option Excercise 8767 22.49 $ 197,169.83
Mar 1, 2026 Scheimreif Scott Option Excercise 12592 22.49 $ 283,194.08
Mar 1, 2026 O''Neill Vincent James Option Excercise 3658 22.49 $ 82,268.42
Mar 1, 2026 Morgan Kathleen A. Option Excercise 11311 22.49 $ 254,384.39
Mar 1, 2026 Kapalka Timothy Option Excercise 1871 22.49 $ 42,078.79
Feb 26, 2026 DESCH MATTHEW J Grant 407564 0.00 $ 0.00
Feb 26, 2026 McBride Suzanne E. Grant 175187 0.00 $ 0.00
Feb 26, 2026 FITZPATRICK THOMAS Grant 34247 0.00 $ 0.00
Feb 26, 2026 Scheimreif Scott Grant 92316 0.00 $ 0.00
Feb 26, 2026 O''Neill Vincent James Grant 88573 0.00 $ 0.00
Feb 26, 2026 Morgan Kathleen A. Grant 96388 0.00 $ 0.00
Feb 26, 2026 Kapalka Timothy Grant 16040 0.00 $ 0.00
Feb 26, 2026 Last Timothy James Grant 71439 0.00 $ 0.00
Jan 6, 2026 NIEHAUS ROBERT H Grant 17315 0.00 $ 0.00
Jan 6, 2026 Olson Eric T Grant 11633 0.00 $ 0.00
Jan 6, 2026 Sears Kay Grant 10822 0.00 $ 0.00
Jan 6, 2026 YEANEY JACQUELINE E Grant 10822 0.00 $ 0.00
Jan 6, 2026 Canfield Thomas C Grant 14204 0.00 $ 0.00
Jan 6, 2026 FRAZIER LEON ANTHONY Grant 10822 0.00 $ 0.00
Jan 6, 2026 Krongard A B Grant 14744 0.00 $ 0.00
Jan 6, 2026 Alterman Louis M Grant 10822 0.00 $ 0.00
Jan 6, 2026 Shivanandan Monique S. Grant 10822 0.00 $ 0.00
Jan 6, 2026 FITZPATRICK THOMAS Grant 10822 0.00 $ 0.00
Jan 1, 2026 Morgan Kathleen A. Option Excercise 647 17.38 $ 11,244.86
Dec 31, 2025 Alterman Louis M Grant 2876 0.00 $ 0.00
Dec 19, 2025 Scheimreif Scott Option Excercise 1032 17.04 $ 17,585.28
Dec 19, 2025 O''Neill Vincent James Option Excercise 1304 17.04 $ 22,220.16
Dec 19, 2025 Last Timothy James Option Excercise 974 17.04 $ 16,596.96
Dec 19, 2025 DESCH MATTHEW J Option Excercise 4551 17.04 $ 77,549.04
Dec 19, 2025 Morgan Kathleen A. Option Excercise 974 17.04 $ 16,596.96
Dec 1, 2025 Scheimreif Scott Option Excercise 1766 16.44 $ 29,033.04
Dec 1, 2025 O''Neill Vincent James Option Excercise 804 16.44 $ 13,217.76
Dec 1, 2025 McBride Suzanne E. Option Excercise 2820 16.44 $ 46,360.80
Dec 1, 2025 Kapalka Timothy Option Excercise 804 16.44 $ 13,217.76
Dec 1, 2025 DESCH MATTHEW J Option Excercise 7384 16.44 $ 121,392.96
Dec 1, 2025 Last Timothy James Option Excercise 844 16.44 $ 13,875.36
Dec 1, 2025 Morgan Kathleen A. Option Excercise 1215 16.44 $ 19,974.60
Oct 31, 2025 FITZPATRICK THOMAS Open Market Sale 20839 18.00 $ 375,102.00
Oct 30, 2025 DESCH MATTHEW J Open Market Purchase 20000 17.33 $ 346,600.00
Oct 28, 2025 NIEHAUS ROBERT H Open Market Purchase 30000 17.49 $ 524,700.00
Oct 27, 2025 FITZPATRICK THOMAS Open Market Sale 10128 18.00 $ 182,304.00
Oct 1, 2025 Last Timothy James Option Excercise 70 17.64 $ 1,234.80
Oct 1, 2025 Morgan Kathleen A. Option Excercise 647 17.64 $ 11,413.08
Sep 30, 2025 Sears Kay Grant 58 0.00 $ 0.00
Sep 30, 2025 NIEHAUS ROBERT H Grant 1097 0.00 $ 0.00
Sep 30, 2025 Krongard A B Grant 874 0.00 $ 0.00
Sep 30, 2025 FRAZIER LEON ANTHONY Grant 193 0.00 $ 0.00
Sep 30, 2025 Olson Eric T Grant 1146 0.00 $ 0.00
Sep 30, 2025 FITZPATRICK THOMAS Grant 58 0.00 $ 0.00
Sep 30, 2025 Canfield Thomas C Grant 1844 0.00 $ 0.00
Sep 30, 2025 Shivanandan Monique S. Grant 42 0.00 $ 0.00
Sep 30, 2025 YEANEY JACQUELINE E Grant 58 0.00 $ 0.00
Sep 1, 2025 Scheimreif Scott Option Excercise 1766 24.89 $ 43,955.74
Sep 1, 2025 O''Neill Vincent James Option Excercise 804 24.89 $ 20,011.56
Sep 1, 2025 Morgan Kathleen A. Option Excercise 1215 24.89 $ 30,241.35
Sep 1, 2025 McBride Suzanne E. Option Excercise 2821 24.89 $ 70,214.69
Sep 1, 2025 Last Timothy James Option Excercise 846 24.89 $ 21,056.94
Sep 1, 2025 Kapalka Timothy Option Excercise 804 24.89 $ 20,011.56
Sep 1, 2025 DESCH MATTHEW J Option Excercise 7385 24.89 $ 183,812.65
Jul 1, 2025 Morgan Kathleen A. Option Excercise 647 30.59 $ 19,791.73
Jul 1, 2025 Last Timothy James Option Excercise 70 30.59 $ 2,141.30
Jul 1, 2025 Shivanandan Monique S. Grant 4903 0.00 $ 0.00
Jul 1, 2025 FITZPATRICK THOMAS Option Excercise 34544 30.59 $ 1,056,700.96
Jun 30, 2025 FITZPATRICK THOMAS Grant 31 0.00 $ 0.00
Jun 30, 2025 Canfield Thomas C Grant 991 0.00 $ 0.00
Jun 30, 2025 FRAZIER LEON ANTHONY Grant 104 0.00 $ 0.00
Jun 30, 2025 NIEHAUS ROBERT H Grant 590 0.00 $ 0.00
Jun 30, 2025 Krongard A B Grant 470 0.00 $ 0.00
Jun 30, 2025 Olson Eric T Grant 616 0.00 $ 0.00
Jun 30, 2025 Sears Kay Grant 31 0.00 $ 0.00
Jun 30, 2025 YEANEY JACQUELINE E Grant 31 0.00 $ 0.00
Jun 3, 2025 Kapalka Timothy Open Market Sale 1922 26.08 $ 50,125.76
Jun 1, 2025 McBride Suzanne E. Option Excercise 2820 25.40 $ 71,628.00
Jun 1, 2025 DESCH MATTHEW J Option Excercise 7384 25.40 $ 187,553.60
Jun 1, 2025 Kapalka Timothy Option Excercise 1575 25.40 $ 40,005.00
Jun 1, 2025 Morgan Kathleen A. Option Excercise 1215 25.40 $ 30,861.00
Jun 1, 2025 Scheimreif Scott Option Excercise 1765 25.40 $ 44,831.00
Jun 1, 2025 Last Timothy James Option Excercise 1483 25.40 $ 37,668.20
Jun 1, 2025 O''Neill Vincent James Option Excercise 1575 25.40 $ 40,005.00
Apr 1, 2025 Last Timothy James Option Excercise 70 27.32 $ 1,912.40
Apr 1, 2025 Morgan Kathleen A. Option Excercise 646 27.32 $ 17,648.72
Mar 31, 2025 FITZPATRICK THOMAS Grant 34 0.00 $ 0.00
Mar 31, 2025 YEANEY JACQUELINE E Grant 34 0.00 $ 0.00
Mar 31, 2025 Sears Kay Grant 34 0.00 $ 0.00
Mar 31, 2025 Olson Eric T Grant 677 0.00 $ 0.00
Mar 31, 2025 NIEHAUS ROBERT H Grant 648 0.00 $ 0.00
Mar 31, 2025 FRAZIER LEON ANTHONY Grant 114 0.00 $ 0.00
Mar 31, 2025 Krongard A B Grant 517 0.00 $ 0.00
Mar 31, 2025 Canfield Thomas C Grant 1089 0.00 $ 0.00