EGM
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Engineers Gate Manager’s Iridium Communications IRDM Stock Holding History

Engineers Gate Manager’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 		$1.77M Buy
+32,202
New +$1.38M 0.02% 762
2026
Q1 		– Sell
-151,605
Closed -$2.63M – 2361
2025
Q4 		$2.63M Sell
151,605
-140,713
-48% -$2.49M 0.03% 580
2025
Q3 		$5.1M Buy
292,318
+257,016
+728% +$6.35M 0.06% 392
2025
Q2 		$1.07M Sell
35,302
-133,054
-79% -$3.46M 0.01% 1081
2025
Q1 		$4.6M Buy
168,356
+68,498
+69% +$2.01M 0.08% 360
2024
Q4 		$2.9M Buy
99,858
+66,333
+198% +$1.97M 0.05% 470
2024
Q3 		$1.02M Buy
33,525
+21,760
+185% +$593K 0.02% 976
2024
Q2 		$313K Sell
11,765
-129,171
-92% -$3.64M 0.01% 1445
2024
Q1 		$3.69M Buy
140,936
+48,100
+52% +$1.56M 0.1% 279
2023
Q4 		$3.82M Sell
92,836
-33,340
-26% -$1.32M 0.11% 251
2023
Q3 		$5.74M Sell
126,176
-6,807
-5% -$353K 0.21% 101
2023
Q2 		$8.26M Buy
132,983
+47,159
+55% +$2.92M 0.31% 55
2023
Q1 		$5.32M Buy
85,824
+70,795
+471% +$4.24M 0.22% 98
2022
Q4 		$772K Buy
15,029
+978
+7% +$49.1K 0.05% 633
2022
Q3 		$623K Buy
+14,051
New +$609K 0.04% 663
2022
Q2 		– Sell
-8,950
Closed -$361K – 2068
2022
Q1 		$361K Buy
+8,950
New +$337K 0.01% 1271
2021
Q4 		– Sell
-17,181
Closed -$685K – 2143
2021
Q3 		$685K Buy
+17,181
New +$721K 0.04% 700
2021
Q2 		– Sell
-8,730
Closed -$360K – 1808
2021
Q1 		$360K Buy
+8,730
New +$382K 0.02% 1207
2020
Q2 		– Sell
-14,806
Closed -$331K – 1835
2020
Q1 		$331K Buy
+14,806
New +$383K 0.02% 974
2019
Q4 		– Sell
-17,349
Closed -$369K – 1719
2019
Q3 		$369K Buy
17,349
+5,049
+41% +$120K 0.02% 908
2019
Q2 		$286K Sell
12,300
-2,500
-17% -$62.2K 0.02% 885
2019
Q1 		$391K Buy
+14,800
New +$319K 0.02% 672
2016
Q1 		– Sell
-26,368
Closed -$222K – 752
2015
Q4 		$222K Buy
+26,368
New +$201K 0.02% 598

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

Engineers Gate Manager's IRDM Position: Q2 2026 in Review

Engineers Gate Manager opened a new position in Iridium Communications (IRDM) in Q2 2026: 32,202 shares worth $1.77M. The stake represents 0.02% of the portfolio and ranks #762 among its holdings. This is a return to the name: Engineers Gate Manager previously reported a position in IRDM as recently as Q4 2025.

Engineers Gate Manager first reported a position in IRDM in Q4 2015 and has held it in 23 quarters since. The position peaked at $8.26M in Q2 2023. 481 funds tracked by Wall St. Rank hold IRDM as of Q2 2026.

  • Engineers Gate Manager held 32,202 shares of Iridium Communications worth $1.77M as of Q2 2026.
  • Iridium Communications was a new Engineers Gate Manager position in Q2 2026.
  • Iridium Communications made up 0.02% of Engineers Gate Manager's portfolio in Q2 2026, its #762 holding.
  • Engineers Gate Manager first reported a position in Iridium Communications in Q4 2015 and has held it in 23 quarters since.
  • Engineers Gate Manager's Iridium Communications position peaked at $8.26M in Q2 2023.
  • 481 funds tracked by Wall St. Rank held Iridium Communications as of Q2 2026.

Based on Engineers Gate Manager's 13F filing for Q2 2026, filed 14 Aug 2026.