Twin Tree Management
IRDM icon

Twin Tree Management’s Iridium Communications IRDM Stock Holding History

Twin Tree 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
2022
Q2 		– Sell
-19,900
Closed -$802K – 1666
2022
Q1 		$802K Sell
19,900
-124,900
-86% -$4.7M ﹤0.01% 1312
2021
Q4 		$5.98M Hold
144,800
– – 0.01% 787
2021
Q3 		$5.77M Buy
+144,800
New +$6.08M 0.01% 729

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State Street
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Vanguard Capital Management
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SHCM
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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

Twin Tree Management's IRDM Position: Q2 2026 in Review

Twin Tree Management opened a new position in Iridium Communications (IRDM) in Q2 2026: 3,982 shares worth $218K. The stake represents ﹤0.01% of the portfolio and ranks #1182 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in IRDM as recently as Q1 2024.

Twin Tree Management first reported a position in IRDM in Q3 2021 and has held it in 5 quarters since. The position peaked at $1.78M in Q3 2021. 483 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Twin Tree Management held 3,982 shares of Iridium Communications worth $218K as of Q2 2026.
  • Iridium Communications was a new Twin Tree Management position in Q2 2026.
  • Iridium Communications made up ﹤0.01% of Twin Tree Management's portfolio in Q2 2026, its #1182 holding.
  • Twin Tree Management first reported a position in Iridium Communications in Q3 2021 and has held it in 5 quarters since.
  • Twin Tree Management's Iridium Communications position peaked at $1.78M in Q3 2021.
  • 483 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.