Qube Research & Technologies (QRT)
IRDM icon

Qube Research & Technologies (QRT)’s Iridium Communications IRDM Stock Holding History

Qube Research & Technologies (QRT)’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
2026
Q2 		$8.18M Buy
+149,142
New +$6.38M 0.01% 1390
2026
Q1 		– Sell
-506,601
Closed -$8.8M – 3816
2025
Q4 		$8.8M Buy
506,601
+40,001
+9% +$707K 0.01% 1429
2025
Q3 		$8.15M Buy
466,600
+456,444
+4,494% +$11.3M 0.01% 1448
2025
Q2 		$306K Sell
10,156
-382,178
-97% -$9.94M ﹤0.01% 2819
2025
Q1 		$10.7M Buy
392,334
+43,448
+12% +$1.27M 0.01% 1090
2024
Q4 		$10.1M Sell
348,886
-64,755
-16% -$1.93M 0.01% 1079
2024
Q3 		$12.6M Buy
413,641
+87,087
+27% +$2.37M 0.02% 902
2024
Q2 		$8.69M Sell
326,554
-310,021
-49% -$8.73M 0.01% 978
2024
Q1 		$16.7M Buy
636,575
+556,844
+698% +$18.1M 0.03% 635
2023
Q4 		$3.28M Buy
79,731
+6,834
+9% +$271K 0.01% 1268
2023
Q3 		$3.32M Buy
72,897
+58,412
+403% +$3.03M 0.01% 1133
2023
Q2 		$900K Buy
+14,485
New +$896K ﹤0.01% 1349
2022
Q2 		– Sell
-29,741
Closed -$1.2M – 2814
2022
Q1 		$1.2M Buy
+29,741
New +$1.12M 0.01% 1071
2021
Q4 		– Sell
-18,416
Closed -$734K – 2737
2021
Q3 		$734K Buy
+18,416
New +$773K 0.01% 1023
2020
Q2 		– Sell
-12,592
Closed -$281K – 1854
2020
Q1 		$281K Buy
+12,592
New +$326K 0.01% 752

Other funds holding IRDM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $324M AUM 55.4% 1-Year Est. Return
GAM
Gotham Asset Management New York $43B AUM 34.97% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Qube Research & Technologies (QRT)'s IRDM Position: Q2 2026 in Review

Qube Research & Technologies (QRT) opened a new position in Iridium Communications (IRDM) in Q2 2026: 149,142 shares worth $8.18M. The stake represents 0.01% of the portfolio and ranks #1390 among its holdings. This is a return to the name: Qube Research & Technologies (QRT) previously reported a position in IRDM as recently as Q4 2025.

Qube Research & Technologies (QRT) first reported a position in IRDM in Q1 2020 and has held it in 15 quarters since. The position peaked at $16.7M in Q1 2024. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Qube Research & Technologies (QRT) held 149,142 shares of Iridium Communications worth $8.18M as of Q2 2026.
  • Iridium Communications was a new Qube Research & Technologies (QRT) position in Q2 2026.
  • Iridium Communications made up 0.01% of Qube Research & Technologies (QRT)'s portfolio in Q2 2026, its #1390 holding.
  • Qube Research & Technologies (QRT) first reported a position in Iridium Communications in Q1 2020 and has held it in 15 quarters since.
  • Qube Research & Technologies (QRT)'s Iridium Communications position peaked at $16.7M in Q1 2024.
  • 483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q2 2026, filed 14 Aug 2026.