AlphaQuest’s Iridium Communications IRDM Stock Holding History

AlphaQuest’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	–	Sell	-19,709	Closed	-$343K	–	1002
2025 Q4	$343K	Sell	19,709 -1,645	-8%	-$29.1K	0.02%	1113
2025 Q3	$373K	Buy	21,354 +11,422	+115%	+$282K	0.02%	1000
2025 Q2	$300K	Sell	9,932 -5,106	-34%	-$133K	0.03%	880
2025 Q1	$411K	Buy	15,038 +8,218	+120%	+$241K	0.04%	617
2024 Q4	$198K	Sell	6,820 -7,057	-51%	-$210K	0.03%	861
2024 Q3	$423K	Buy	13,877 +8,959	+182%	+$244K	0.04%	734
2024 Q2	$131K	Sell	4,918 -17,546	-78%	-$494K	0.02%	866
2024 Q1	$588K	Buy	22,464 +15,185	+209%	+$494K	0.1%	326
2023 Q4	$300K	Buy	+7,279	New	+$288K	0.06%	528

Other funds holding IRDM

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Silver Heights Capital Management Toronto, Ontario, Canada $260M AUM 6.93% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

American Century Companies

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

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