Brevan Howard Capital Management’s Iridium Communications IRDM Stock Holding History

Brevan Howard Capital Management’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	$867K	Buy	+15,811	New	+$676K	0.01%	1145
2026 Q1	–	Sell	-41,248	Closed	-$717K	–	2296
2025 Q4	$717K	Sell	41,248 -59,445	-59%	-$1.05M	0.01%	919
2025 Q3	$1.76M	Buy	100,693 +69,802	+226%	+$1.72M	0.01%	621
2025 Q2	$932K	Buy	+30,891	New	+$803K	0.01%	1102
2024 Q4	–	Sell	-30,026	Closed	-$914K	–	1232
2024 Q3	$914K	Buy	30,026 +18,974	+172%	+$517K	0.01%	480
2024 Q2	$294K	Buy	+11,052	New	+$311K	﹤0.01%	784

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 $3.38T AUM 44.17% 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

Brevan Howard Capital Management's IRDM Position: Q2 2026 in Review

Brevan Howard Capital Management opened a new position in Iridium Communications (IRDM) in Q2 2026: 15,811 shares worth $867K. The stake represents 0.01% of the portfolio and ranks #1145 among its holdings. This is a return to the name: Brevan Howard Capital Management previously reported a position in IRDM as recently as Q4 2025.

Brevan Howard Capital Management first reported a position in IRDM in Q2 2024 and has held it in 6 quarters since. The position peaked at $1.76M in Q3 2025. 484 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

Brevan Howard Capital Management held 15,811 shares of Iridium Communications worth $867K as of Q2 2026.
Iridium Communications was a new Brevan Howard Capital Management position in Q2 2026.
Iridium Communications made up 0.01% of Brevan Howard Capital Management's portfolio in Q2 2026, its #1145 holding.
Brevan Howard Capital Management first reported a position in Iridium Communications in Q2 2024 and has held it in 6 quarters since.
Brevan Howard Capital Management's Iridium Communications position peaked at $1.76M in Q3 2025.
484 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Brevan Howard Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.