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Ancora Advisors’s Iridium Communications IRDM Stock Holding History

Ancora 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 		$26.8K Buy
966
+231
+31% +$5.2K ﹤0.01% 1407
2025
Q4 		$12.8K Buy
+735
New +$13K ﹤0.01% 1722
2024
Q1 		– Sell
-360
Closed -$14.8K – 1846
2023
Q4 		$14.8K Hold
360
– – ﹤0.01% 1215
2023
Q3 		$16.4K Hold
360
– – ﹤0.01% 1187
2023
Q2 		$22.4K Sell
360
-110
-23% -$6.8K ﹤0.01% 1107
2023
Q1 		$29.1K Hold
470
– – ﹤0.01% 1039
2022
Q4 		$24K Hold
470
– – ﹤0.01% 1130
2022
Q3 		$21K Sell
470
-21,045
-98% -$912K ﹤0.01% 1316
2022
Q2 		$808K Sell
21,515
-461
-2% -$17.2K 0.02% 411
2022
Q1 		$886K Sell
21,976
-53,375
-71% -$2.01M 0.02% 410
2021
Q4 		$3.11M Sell
75,351
-3,990
-5% -$161K 0.07% 221
2021
Q3 		$3.16M Sell
79,341
-3,394
-4% -$142K 0.08% 215
2021
Q2 		$3.31M Sell
82,735
-51,970
-39% -$2.02M 0.09% 210
2021
Q1 		$5.56M Sell
134,705
-42,295
-24% -$1.85M 0.15% 148
2020
Q4 		$6.96M Sell
177,000
-900
-0.5% -$28.3K 0.22% 116
2020
Q3 		$4.55M Sell
177,900
-3,790
-2% -$104K 0.18% 139
2020
Q2 		$4.62M Sell
181,690
-4,720
-3% -$111K 0.19% 122
2020
Q1 		$4.16M Sell
186,410
-8,470
-4% -$219K 0.19% 133
2019
Q4 		$4.8M Buy
194,880
+1,380
+0.7% +$33.1K 0.18% 148
2019
Q3 		$4.12M Buy
193,500
+157,200
+433% +$3.75M 0.18% 148
2019
Q2 		$844K Buy
+36,300
New +$904K 0.04% 322
2018
Q4 		– Sell
-1,290
Closed -$29K – 908
2018
Q3 		$29K Buy
+1,290
New +$25.1K ﹤0.01% 1006
2015
Q3 		– Sell
-59,970
Closed -$545K – 508
2015
Q2 		$545K Buy
+59,970
New +$617K 0.06% 308
2015
Q1 		– Hold
0
– – – 479

Other funds holding IRDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
SHCM
Silver Heights Capital Management Toronto, Ontario, Canada $260M AUM 6.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
GAM
Gotham Asset Management New York $32.7B AUM 27.65% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Ancora Advisors's IRDM Position: Q1 2026 in Review

Ancora Advisors increased its Iridium Communications (IRDM) stake by 31% in Q1 2026, buying an estimated $5.2K and bringing the position to 966 shares worth $26.8K. The position accounts for ﹤0.01% of the portfolio, ranked #1407.

Ancora Advisors first reported a position in IRDM in Q2 2015 and has held it in 23 quarters since. The position peaked at $6.96M in Q4 2020. 379 funds tracked by Wall St. Rank hold IRDM as of Q1 2026.

  • Ancora Advisors held 966 shares of Iridium Communications worth $26.8K as of Q1 2026.
  • Ancora Advisors bought 231 Iridium Communications shares in Q1 2026, an estimated $5.2K.
  • Iridium Communications made up ﹤0.01% of Ancora Advisors's portfolio in Q1 2026, its #1407 holding.
  • Ancora Advisors first reported a position in Iridium Communications in Q2 2015 and has held it in 23 quarters since.
  • Ancora Advisors's Iridium Communications position peaked at $6.96M in Q4 2020.
  • 379 funds tracked by Wall St. Rank held Iridium Communications as of Q1 2026.

Based on Ancora Advisors's 13F filing for Q1 2026, filed 15 May 2026.