Optiver Holding’s Iridium Communications IRDM Stock Holding History

Optiver Holding’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	–	Sell	-169	Closed	-$4.69K	–	2928
2026 Q1	$4.69K	Buy	+169	New	+$3.81K	﹤0.01%	1450

Other funds holding IRDM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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 Austin, Texas $552B AUM 44.19% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Optiver Holding's IRDM Position: Q2 2026 in Review

Optiver Holding sold out of Iridium Communications (IRDM) in Q2 2026, closing a stake of 169 shares — an estimated $4.69K sold.

Optiver Holding first reported a position in IRDM in Q1 2026 and held it in 1 quarter. The position peaked at $4.69K in Q1 2026. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

Optiver Holding reported no remaining Iridium Communications position as of Q2 2026 after selling out during the quarter.
Optiver Holding sold 169 Iridium Communications shares in Q2 2026, an estimated $4.69K.
Optiver Holding first reported a position in Iridium Communications in Q1 2026 and held it in 1 quarter.
Optiver Holding's Iridium Communications position peaked at $4.69K in Q1 2026.
483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.