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IRDM icon

Numerai’s Iridium Communications IRDM Stock Holding History

Numerai’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
-15,295
Closed -$424K – 838
2026
Q1 		$424K Sell
15,295
-33,547
-69% -$755K 0.04% 567
2025
Q4 		$849K Buy
48,842
+14,580
+43% +$258K 0.1% 283
2025
Q3 		$598K Buy
+34,262
New +$847K 0.08% 299
2024
Q4 		– Sell
-67,679
Closed -$2.06M – 452
2024
Q3 		$2.06M Buy
67,679
+39,235
+138% +$1.07M 0.55% 53
2024
Q2 		$757K Buy
+28,444
New +$801K 0.28% 121
2024
Q1 		– Sell
-6,142
Closed -$253K – 294
2023
Q4 		$253K Buy
+6,142
New +$243K 0.09% 204

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

Numerai's IRDM Position: Q2 2026 in Review

Numerai sold out of Iridium Communications (IRDM) in Q2 2026, closing a stake of 15,295 shares — an estimated $424K sold.

Numerai first reported a position in IRDM in Q4 2023 and held it in 6 quarters. The position peaked at $2.06M in Q3 2024. 481 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Numerai reported no remaining Iridium Communications position as of Q2 2026 after selling out during the quarter.
  • Numerai sold 15,295 Iridium Communications shares in Q2 2026, an estimated $424K.
  • Numerai first reported a position in Iridium Communications in Q4 2023 and held it in 6 quarters.
  • Numerai's Iridium Communications position peaked at $2.06M in Q3 2024.
  • 481 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

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