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Riverwater Partners’s Iridium Communications IRDM Stock Holding History

Riverwater 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
2025
Q3 		– Sell
-49,261
Closed -$1.49M – 223
2025
Q2 		$1.49M Hold
49,261
– – 0.7% 44
2025
Q1 		$1.35M Sell
49,261
-52,235
-51% -$1.53M 0.69% 50
2024
Q4 		$2.95M Buy
101,496
+16,350
+19% +$486K 1.43% 10
2024
Q3 		$2.67M Buy
85,146
+68,329
+406% +$1.86M 1.32% 13
2024
Q2 		$448K Sell
16,817
-144
-0.8% -$4.05K 0.33% 86
2024
Q1 		$444K Buy
16,961
+174
+1% +$5.66K 0.33% 89
2023
Q4 		$691K Buy
16,787
+113
+0.7% +$4.47K 0.55% 46
2023
Q3 		$759K Sell
16,674
-136
-0.8% -$7.04K 0.69% 38
2023
Q2 		$1.04M Buy
16,810
+819
+5% +$50.7K 0.93% 24
2023
Q1 		$990K Sell
15,991
-12,449
-44% -$745K 0.91% 24
2022
Q4 		$1.46M Buy
28,440
+1,244
+5% +$62.5K 1.25% 10
2022
Q3 		$1.21M Buy
27,196
+114
+0.4% +$4.94K 1.21% 12
2022
Q2 		$1.02M Buy
27,082
+4,333
+19% +$162K 1.03% 18
2022
Q1 		$917K Sell
22,749
-1,306
-5% -$49.2K 1.51% 17
2021
Q4 		$993K Buy
+24,055
New +$972K 0.88% 25

Other funds holding IRDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return
SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $260M AUM 6.93% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Riverwater Partners's IRDM Position: Q3 2025 in Review

Riverwater Partners sold out of Iridium Communications (IRDM) in Q3 2025, closing a stake of 49,261 shares — an estimated $1.49M sold.

Riverwater Partners first reported a position in IRDM in Q4 2021 and held it in 15 quarters. The position peaked at $2.95M in Q4 2024. 324 funds tracked by Wall St. Rank hold IRDM as of Q3 2025.

  • Riverwater Partners reported no remaining Iridium Communications position as of Q3 2025 after selling out during the quarter.
  • Riverwater Partners sold 49,261 Iridium Communications shares in Q3 2025, an estimated $1.49M.
  • Riverwater Partners first reported a position in Iridium Communications in Q4 2021 and held it in 15 quarters.
  • Riverwater Partners's Iridium Communications position peaked at $2.95M in Q4 2024.
  • 324 funds tracked by Wall St. Rank held Iridium Communications as of Q3 2025.

Based on Riverwater Partners's 13F filing for Q3 2025, filed 31 Oct 2025.