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Harbour Investments’s Iridium Communications IRDM Stock Holding History

Harbour Investments’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 		$22.1K Buy
402
+202
+101% +$8.63K ﹤0.01% 2903
2026
Q1 		$5.55K Hold
200
– – ﹤0.01% 3552
2025
Q4 		$3.48K Hold
200
– – ﹤0.01% 3151
2025
Q3 		$3.49K Hold
200
– – ﹤0.01% 3112
2025
Q2 		$6.03K Hold
200
– – ﹤0.01% 2808
2025
Q1 		$5.46K Hold
200
– – ﹤0.01% 2792
2024
Q4 		$5.8K Buy
200
+141
+239% +$4.19K ﹤0.01% 2676
2024
Q3 		$1.8K Hold
59
– – ﹤0.01% 2955
2024
Q2 		$1.57K Sell
59
-81
-58% -$2.28K ﹤0.01% 2880
2024
Q1 		$3.66K Sell
140
-986
-88% -$32.1K ﹤0.01% 2604
2023
Q4 		$46.4K Buy
1,126
+3
+0.3% +$119 ﹤0.01% 1491
2023
Q3 		$51.1K Hold
1,123
– – ﹤0.01% 1342
2023
Q2 		$69.8K Buy
1,123
+2
+0.2% +$124 ﹤0.01% 1209
2023
Q1 		$69.4K Buy
1,121
+121
+12% +$7.24K ﹤0.01% 1209
2022
Q4 		$51.4K Hold
1,000
– – ﹤0.01% 1284
2022
Q3 		$38K Hold
1,000
– – ﹤0.01% 1373
2022
Q2 		$38K Buy
+1,000
New +$37.3K ﹤0.01% 1373
2021
Q4 		$41K Sell
1,000
-255
-20% -$10.3K ﹤0.01% 1348
2021
Q3 		$50K Sell
1,255
-9
-0.7% -$378 ﹤0.01% 1772
2021
Q2 		$51K Sell
1,264
-1
-0.1% -$39 ﹤0.01% 1807
2021
Q1 		$52K Buy
+1,265
New +$55.4K ﹤0.01% 1683

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

Harbour Investments's IRDM Position: Q2 2026 in Review

Harbour Investments increased its Iridium Communications (IRDM) stake by 101% in Q2 2026, buying an estimated $8.63K and bringing the position to 402 shares worth $22.1K. The position accounts for ﹤0.01% of the portfolio, ranked #2903.

Harbour Investments first reported a position in IRDM in Q1 2021 and has held it in 21 quarters since. The position peaked at $69.8K in Q2 2023. 481 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Harbour Investments held 402 shares of Iridium Communications worth $22.1K as of Q2 2026.
  • Harbour Investments bought 202 Iridium Communications shares in Q2 2026, an estimated $8.63K.
  • Iridium Communications made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #2903 holding.
  • Harbour Investments first reported a position in Iridium Communications in Q1 2021 and has held it in 21 quarters since.
  • Harbour Investments's Iridium Communications position peaked at $69.8K in Q2 2023.
  • 481 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.