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Flagship Harbor Advisors’s Iridium Communications IRDM Stock Holding History

Flagship Harbor Advisors’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
Q1 		– Sell
-50
Closed -$869 – 1454
2025
Q4 		$869 Buy
+50
New +$884 ﹤0.01% 1956
2020
Q1 		– Sell
-300
Closed -$7K – 1908
2019
Q4 		$7K Hold
300
– – ﹤0.01% 1434
2019
Q3 		$6K Hold
300
– – ﹤0.01% 1434
2019
Q2 		$6K Hold
300
– – ﹤0.01% 1444
2019
Q1 		$7K Hold
300
– – ﹤0.01% 1403
2018
Q4 		$5K Hold
300
– – ﹤0.01% 1439
2018
Q3 		$7K Buy
+300
New +$5.83K ﹤0.01% 1575

Other funds holding IRDM

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BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
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SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $324M AUM 55.4% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
GAM
Gotham Asset Management New York $43B AUM 34.97% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Flagship Harbor Advisors's IRDM Position: Q1 2026 in Review

Flagship Harbor Advisors sold out of Iridium Communications (IRDM) in Q1 2026, closing a stake of 50 shares — an estimated $869 sold.

Flagship Harbor Advisors first reported a position in IRDM in Q3 2018 and held it in 7 quarters. The position peaked at $7K in Q4 2019. 382 funds tracked by Wall St. Rank hold IRDM as of Q1 2026.

  • Flagship Harbor Advisors reported no remaining Iridium Communications position as of Q1 2026 after selling out during the quarter.
  • Flagship Harbor Advisors sold 50 Iridium Communications shares in Q1 2026, an estimated $869.
  • Flagship Harbor Advisors first reported a position in Iridium Communications in Q3 2018 and held it in 7 quarters.
  • Flagship Harbor Advisors's Iridium Communications position peaked at $7K in Q4 2019.
  • 382 funds tracked by Wall St. Rank held Iridium Communications as of Q1 2026.

Based on Flagship Harbor Advisors's 13F filing for Q1 2026, filed 28 Apr 2026.