Vanguard Portfolio Management
IRDM icon

Vanguard Portfolio Management’s Iridium Communications IRDM Stock Holding History

Vanguard Portfolio 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 		$298M Sell
5,440,399
-651,350
-11% -$27.8M 0.01% 984
2026
Q1 		$169M Buy
+6,091,749
New +$137M 0.01% 1225

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
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
Pacer Advisors
Pacer Advisors Malvern, Pennsylvania $39.3B AUM 27.96% 1-Year Est. Return

Vanguard Portfolio Management's IRDM Position: Q2 2026 in Review

Vanguard Portfolio Management reduced its Iridium Communications (IRDM) stake by 11% in Q2 2026, selling an estimated $27.8M and leaving 5,440,399 shares worth $298M. The position accounts for 0.01% of the portfolio, ranked #984.

Vanguard Portfolio Management first reported a position in IRDM in Q1 2026 and has held it in 2 quarters since. 467 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Vanguard Portfolio Management held 5,440,399 shares of Iridium Communications worth $298M as of Q2 2026.
  • Vanguard Portfolio Management sold 651,350 Iridium Communications shares in Q2 2026, an estimated $27.8M.
  • Iridium Communications made up 0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #984 holding.
  • Vanguard Portfolio Management first reported a position in Iridium Communications in Q1 2026 and has held it in 2 quarters since.
  • 467 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.