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SIH Partners’s Iridium Communications IRDM Stock Holding History

SIH Partners’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 		$1.21M Sell
22,000
-53,691
-71% -$2.3M 0.01% 185
2026
Q1 		$2.1M Buy
+75,691
New +$1.7M 0.03% 141

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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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

SIH Partners's IRDM Position: Q2 2026 in Review

SIH Partners reduced its Iridium Communications (IRDM) stake by 71% in Q2 2026, selling an estimated $2.3M and leaving 22,000 shares worth $1.21M. The position accounts for 0.01% of the portfolio, ranked #185.

SIH Partners first reported a position in IRDM in Q1 2026 and has held it in 2 quarters since. The position peaked at $2.1M in Q1 2026. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • SIH Partners held 22,000 shares of Iridium Communications worth $1.21M as of Q2 2026.
  • SIH Partners sold 53,691 Iridium Communications shares in Q2 2026, an estimated $2.3M.
  • Iridium Communications made up 0.01% of SIH Partners's portfolio in Q2 2026, its #185 holding.
  • SIH Partners first reported a position in Iridium Communications in Q1 2026 and has held it in 2 quarters since.
  • SIH Partners's Iridium Communications position peaked at $2.1M in Q1 2026.
  • 483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on SIH Partners's 13F filing for Q2 2026, filed 14 Aug 2026.