Susquehanna International Group
IRDM icon

Susquehanna International Group’s Iridium Communications IRDM Stock Holding History

Susquehanna International Group’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
Q1 		$2.72M Sell
98,100
-38,600
-28% -$869K ﹤0.01% 5477
2025
Q4 		$2.38M Sell
136,700
-95,100
-41% -$1.68M ﹤0.01% 5284
2025
Q3 		$4.05M Buy
231,800
+140,500
+154% +$3.47M ﹤0.01% 4453
2025
Q2 		$2.75M Buy
91,300
+18,200
+25% +$473K ﹤0.01% 5131
2025
Q1 		$2M Sell
73,100
-39,800
-35% -$1.17M ﹤0.01% 5545
2024
Q4 		$3.28M Buy
112,900
+79,000
+233% +$2.35M ﹤0.01% 4314
2024
Q3 		$1.03M Sell
33,900
-9,400
-22% -$256K ﹤0.01% 6719
2024
Q2 		$1.15M Sell
43,300
-33,300
-43% -$938K ﹤0.01% 6253
2024
Q1 		$2M Buy
76,600
+43,000
+128% +$1.4M ﹤0.01% 5339
2023
Q4 		$1.38M Sell
33,600
-19,500
-37% -$772K ﹤0.01% 6193
2023
Q3 		$2.42M Sell
53,100
-143,700
-73% -$7.44M ﹤0.01% 4776
2023
Q2 		$12.2M Buy
196,800
+160,700
+445% +$9.94M ﹤0.01% 2272
2023
Q1 		$2.24M Sell
36,100
-58,100
-62% -$3.48M ﹤0.01% 4898
2022
Q4 		$4.84M Buy
94,200
+74,900
+388% +$3.76M ﹤0.01% 3288
2022
Q3 		$856K Sell
19,300
-5,200
-21% -$225K ﹤0.01% 7041
2022
Q2 		$920K Buy
24,500
+400
+2% +$14.9K ﹤0.01% 6736
2022
Q1 		$972K Buy
24,100
+7,500
+45% +$282K ﹤0.01% 7196
2021
Q4 		$685K Sell
16,600
-9,100
-35% -$368K ﹤0.01% 8328
2021
Q3 		$1.02M Sell
25,700
-19,500
-43% -$818K ﹤0.01% 7502
2021
Q2 		$1.81M Sell
45,200
-40,300
-47% -$1.57M ﹤0.01% 6145
2021
Q1 		$3.53M Buy
85,500
+35,700
+72% +$1.56M ﹤0.01% 4617
2020
Q4 		$1.96M Sell
49,800
-49,500
-50% -$1.56M ﹤0.01% 5148
2020
Q3 		$2.54M Sell
99,300
-27,400
-22% -$754K ﹤0.01% 4158
2020
Q2 		$3.22M Buy
126,700
+8,600
+7% +$202K ﹤0.01% 3680
2020
Q1 		$2.64M Buy
118,100
+54,000
+84% +$1.4M ﹤0.01% 3492
2019
Q4 		$1.58M Sell
64,100
-174,900
-73% -$4.19M ﹤0.01% 4707
2019
Q3 		$5.09M Sell
239,000
-88,800
-27% -$2.12M ﹤0.01% 2707
2019
Q2 		$7.63M Sell
327,800
-418,200
-56% -$10.4M ﹤0.01% 2193
2019
Q1 		$19.7M Buy
746,000
+97,700
+15% +$2.1M 0.01% 1202
2018
Q4 		$12M Sell
648,300
-95,300
-13% -$1.96M ﹤0.01% 1445
2018
Q3 		$16.7M Buy
743,600
+320,400
+76% +$6.22M 0.01% 1469
2018
Q2 		$6.81M Buy
423,200
+291,900
+222% +$3.97M ﹤0.01% 2361
2018
Q1 		$1.48M Buy
131,300
+55,000
+72% +$658K ﹤0.01% 4473
2017
Q4 		$900K Buy
76,300
+49,400
+184% +$571K ﹤0.01% 5449
2017
Q3 		$277K Sell
26,900
-68,400
-72% -$709K ﹤0.01% 7528
2017
Q2 		$1.05M Buy
95,300
+33,500
+54% +$350K ﹤0.01% 5152
2017
Q1 		$596K Buy
61,800
+46,900
+315% +$447K ﹤0.01% 6170
2016
Q4 		$143K Sell
14,900
-50,400
-77% -$450K ﹤0.01% 8880
2016
Q3 		$530K Buy
65,300
+47,100
+259% +$395K ﹤0.01% 5964
2016
Q2 		$162K Buy
18,200
+5,400
+42% +$44.4K ﹤0.01% 7772
2016
Q1 		$101K Buy
+12,800
New +$92K ﹤0.01% 8422
2015
Q3 		– Sell
-39,100
Closed -$355K – 9866
2015
Q2 		$355K Buy
+39,100
New +$402K ﹤0.01% 8256
2014
Q4 		– Sell
-34,300
Closed -$304K – 9841
2014
Q3 		$304K Sell
34,300
-11,800
-26% -$102K ﹤0.01% 8011
2014
Q2 		$390K Buy
46,100
+1,900
+4% +$14.3K ﹤0.01% 7934
2014
Q1 		$332K Sell
44,200
-1,700
-4% -$11.4K ﹤0.01% 7437
2013
Q4 		$287K Buy
45,900
+21,800
+90% +$132K ﹤0.01% 7653
2013
Q3 		$166K Sell
24,100
-10,500
-30% -$78.6K ﹤0.01% 7875
2013
Q2 		$268K Buy
+34,600
New +$243K ﹤0.01% 6991

Other funds holding IRDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $260M AUM 6.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
GAM
Gotham Asset Management New York $32.7B AUM 27.65% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Susquehanna International Group's IRDM Position: Q1 2026 in Review

Susquehanna International Group increased its Iridium Communications (IRDM) stake by 70% in Q1 2026, buying an estimated $2.7M and bringing the position to 291,694 shares worth $8.09M. The position accounts for ﹤0.01% of the portfolio, ranked #3446.

Susquehanna International Group first reported a position in IRDM in Q2 2013 and has held it in 44 quarters since. The position peaked at $50.1M in Q2 2023. 379 funds tracked by Wall St. Rank hold IRDM as of Q1 2026.

  • Susquehanna International Group held 291,694 shares of Iridium Communications worth $8.09M as of Q1 2026.
  • Susquehanna International Group bought 119,932 Iridium Communications shares in Q1 2026, an estimated $2.7M.
  • Iridium Communications made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #3446 holding.
  • Susquehanna International Group first reported a position in Iridium Communications in Q2 2013 and has held it in 44 quarters since.
  • Susquehanna International Group's Iridium Communications position peaked at $50.1M in Q2 2023.
  • 379 funds tracked by Wall St. Rank held Iridium Communications as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.