HF
IRDM icon

HRT Financial’s Iridium Communications IRDM Stock Holding History

HRT Financial’s Portfolio IRDM Stock Details IRDM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-202,938
Closed -$6.12M – 3253
2025
Q2 		$6.12M Buy
202,938
+50,315
+33% +$1.31M 0.03% 455
2025
Q1 		$4.17M Buy
152,623
+75,884
+99% +$2.22M 0.03% 510
2024
Q4 		$2.23M Buy
76,739
+1,414
+2% +$42.1K 0.01% 693
2024
Q3 		$2.29M Sell
75,325
-4,792
-6% -$131K 0.01% 830
2024
Q2 		$2.13M Buy
+80,117
New +$2.26M 0.01% 702
2024
Q1 		– Sell
-38,671
Closed -$1.59M – 2672
2023
Q4 		$1.59M Sell
38,671
-176,961
-82% -$7.01M 0.01% 762
2023
Q3 		$9.81M Sell
215,632
-64,131
-23% -$3.32M 0.1% 139
2023
Q2 		$17.4M Buy
+279,763
New +$17.3M 0.16% 84
2023
Q1 		– Sell
-91,738
Closed -$4.71M – 2815
2022
Q4 		$4.71M Buy
+91,738
New +$4.61M 0.07% 284
2021
Q3 		– Sell
-75,456
Closed -$3.02M – 3500
2021
Q2 		$3.02M Buy
+75,456
New +$2.93M 0.03% 453
2021
Q1 		– Sell
-14,347
Closed -$564K – 2894
2020
Q4 		$564K Buy
+14,347
New +$451K 0.01% 963
2019
Q4 		– Sell
-9,449
Closed -$201K – 1388
2019
Q3 		$201K Buy
+9,449
New +$225K 0.01% 1150

Other funds holding IRDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $260M AUM 6.93% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

HRT Financial's IRDM Position: Q3 2025 in Review

HRT Financial sold out of Iridium Communications (IRDM) in Q3 2025, closing a stake of 202,938 shares — an estimated $6.12M sold.

HRT Financial first reported a position in IRDM in Q3 2019 and held it in 12 quarters. The position peaked at $17.4M in Q2 2023. 324 funds tracked by Wall St. Rank hold IRDM as of Q3 2025.

  • HRT Financial reported no remaining Iridium Communications position as of Q3 2025 after selling out during the quarter.
  • HRT Financial sold 202,938 Iridium Communications shares in Q3 2025, an estimated $6.12M.
  • HRT Financial first reported a position in Iridium Communications in Q3 2019 and held it in 12 quarters.
  • HRT Financial's Iridium Communications position peaked at $17.4M in Q2 2023.
  • 324 funds tracked by Wall St. Rank held Iridium Communications as of Q3 2025.

Based on HRT Financial's 13F filing for Q3 2025, filed 14 Nov 2025.