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Iridium Communications Inc.

IRDM
Exchange
Nasdaq
Industry
Communications Services, NEC
SEC CIK
0001418819

In the last 90 days, Iridium Communications Inc. insiders filed 0 open-market purchases and 8 sales; 483 institutions reported holding it in 13F filings for Q2 2026, worth $5.01B in total; ARK Invest is the only superinvestor holding it.

13F holders, Q1 2024

Institutional positions in Iridium Communications Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
330
−15 vs. Q4 2023
Shares held
103.5M
+365.8K (+0.4%) vs. Q4 2023
Total value
$2.71B
−$1.53B (−36.1%) vs. Q4 2023
New holders
44
142 more added
Sold out
59
105 more reduced

2 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRDM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 330 institutions
Q1 2021: 301 institutionsQ2 2021: 279 institutionsQ3 2021: 310 institutionsQ4 2021: 309 institutionsQ1 2022: 311 institutionsQ2 2022: 310 institutionsQ3 2022: 330 institutionsQ4 2022: 365 institutionsQ1 2023: 373 institutionsQ2 2023: 392 institutionsQ3 2023: 361 institutionsQ4 2023: 347 institutionsQ1 2024: 330 institutionsQ2 2024: 344 institutionsQ3 2024: 353 institutionsQ4 2024: 349 institutionsQ1 2025: 351 institutionsQ2 2025: 332 institutionsQ3 2025: 324 institutionsQ4 2025: 325 institutionsQ1 2026: 382 institutionsQ2 2026: 483 institutions
Value heldQ1 2024: $2.71B
Q1 2021: $4.48BQ2 2021: $4.52BQ3 2021: $4.56BQ4 2021: $4.76BQ1 2022: $4.41BQ2 2022: $4.09BQ3 2022: $4.73BQ4 2022: $5.37BQ1 2023: $6.54BQ2 2023: $6.40BQ3 2023: $4.64BQ4 2023: $4.25BQ1 2024: $2.71BQ2 2024: $2.70BQ3 2024: $3.00BQ4 2024: $2.91BQ1 2025: $2.84BQ2 2025: $3.06BQ3 2025: $1.79BQ4 2025: $1.63BQ1 2026: $2.50BQ2 2026: $5.01B
Institutions holding IRDM and their total value by quarter
QuarterHoldersValue
Q2 2026483$5.01B
Q1 2026382$2.50B
Q4 2025325$1.63B
Q3 2025324$1.79B
Q2 2025332$3.06B
Q1 2025351$2.84B
Q4 2024349$2.91B
Q3 2024353$3.00B
Q2 2024344$2.70B
Q1 2024330$2.71B
Q4 2023347$4.25B
Q3 2023361$4.64B
Q2 2023392$6.40B
Q1 2023373$6.54B
Q4 2022365$5.37B
Q3 2022330$4.73B
Q2 2022310$4.09B
Q1 2022311$4.41B
Q4 2021309$4.76B
Q3 2021310$4.56B
Q2 2021279$4.52B
Q1 2021301$4.48B

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Iridium Communications Inc.; share changes are against Q4 2023.

Institutions holding IRDM in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
US Bancorp7,190$188.1K0.00%+214+3.1%Added
Natixis7,429$194.3K0.00%+1,297+21.2%Added
Walleye Trading LLC7,729$202.2K0.00%+7,729New
Commonwealth Equity Services, LLC8,001$209.0K0.00%−867−9.8%Reduced
Mariner, LLC8,022$209.9K0.00%−218−2.6%Reduced
Independent Financial Group, LLC8,200$214.5K0.01%−815−9.0%Reduced
Institute for Wealth Management, LLC.8,302$217.2K0.03%−10,153−55.0%Reduced
Crossmark Global Holdings, Inc.8,562$224.0K0.00%−7,552−46.9%Reduced
Quantinno Capital Management LP8,777$230.0K0.00%+2,569+41.4%Added
Main Street Financial Solutions, LLC8,890$232.6K0.02%−10.0%Reduced
Aquatic Capital Management LLC8,900$232.8K0.01%−16,100−64.4%Reduced
Hancock Whitney Corp9,102$238.1K0.01%−752−7.6%Reduced
Scientech Research LLC9,248$241.9K0.13%+2,736+42.0%Added
Maryland State Retirement & Pension System9,854$242.9K0.00%00.0%Unchanged
Caas Capital Management LP10,000$261.6K0.11%−2,629−20.8%Reduced
Gabelli Funds LLC10,000$261.6K0.00%00.0%Unchanged
Securian Asset Management, Inc10,172$266.1K0.01%−280−2.7%Reduced
Ieq Capital, LLC10,300$269.4K0.00%+10,300New
JustInvest LLC10,505$274.8K0.01%−72−0.7%Reduced
Counterpoint Mutual Funds LLC10,698$279.9K0.07%+10,698New
Point72 Asia (Singapore) Pte. Ltd.10,809$282.8K0.07%+6,967+181.3%Added
Daiwa Securities Group Inc.10,927$286.0K0.00%−400−3.5%Reduced
Advisor Group Holdings, Inc.11,096$290.3K0.00%+4,410+66.0%Added
Edgestream Partners, L.P.11,232$293.8K0.01%−88,279−88.7%Reduced
Connable Office Inc11,559$302.4K0.03%00.0%Unchanged
Lazard Asset Management LLC12,000$313.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)12,771$334.1K0.01%−2,304−15.3%Reduced
Pictet Asset Management Holding SA12,900$337.5K0.00%00.0%Unchanged
Two Sigma Advisers, LP13,000$340.1K0.00%−12,700−49.4%Reduced
Cim Investment Mangement Inc13,162$344.3K0.10%00.0%Unchanged
State of Alaska, Department of Revenue13,375$349.0K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado13,422$351.0K0.00%−251−1.8%Reduced
Systematic Portfolios LLC13,752$359.8K1.24%+13,752New
Values First Advisors, Inc.13,872$362.9K0.21%+951+7.4%Added
Dudley & Shanley, Inc.14,000$366.2K0.06%−507,335−97.3%Reduced
IFM Investors Pty Ltd14,060$367.8K0.00%−432−3.0%Reduced
CWM Advisors, LLC14,943$390.9K0.04%+4,594+44.4%Added
Guggenheim Capital LLC15,482$405.0K0.00%+553+3.7%Added
Federated Hermes, Inc.16,000$418.6K0.00%−555−3.4%Reduced
Maverick Capital LtdSuperinvestorMaverick Capital16,149$422.5K0.01%+16,149New
Jump Financial, LLC16,182$423.3K0.01%+16,182New
Creative Planning16,189$423.5K0.00%+3,318+25.8%Added
XTX Topco Ltd16,495$431.5K0.06%+16,495New
Schroder Investment Management Group16,779$438.9K0.00%+5,599+50.1%Added
Riverwater Partners LLC16,961$443.7K0.33%+174+1.0%Added
Teacher Retirement System of Texas17,117$448.0K0.00%−1,095−6.0%Reduced
McDonald Partners LLC17,225$450.6K0.12%−325−1.9%Reduced
Axq Capital, LP18,900$494.4K0.12%+18,900New
Stifel Financial Corp18,940$495.5K0.00%+3,476+22.5%Added
Cipher Capital LP19,020$497.6K0.23%+7,369+63.2%Added
Envestnet Asset Management Inc20,423$534.3K0.00%+11,489+128.6%Added
Bayesian Capital Management, LP20,800$544.1K0.05%+20,800New
Fox Run Management, L.L.C.20,874$546.1K0.12%+11,251+116.9%Added
Oak Thistle LLC20,888$546.4K0.49%+20,888New
Nisa Investment Advisors, LLC21,110$552.2K0.00%−20−0.1%Reduced
Entropy Technologies, LP21,953$574.3K0.06%+16,457+299.4%Added
Exchange Traded Concepts, LLC22,029$576.3K0.01%+9,973+82.7%Added
Zurcher Kantonalbank (Zurich Cantonalbank)22,271$582.6K0.00%−2,804−11.2%Reduced
Quest Partners LLC22,464$587.7K0.10%+15,185+208.6%Added
Nebula Research & Development LLC22,636$592.2K0.13%+22,636New
Wells Fargo & Company23,494$614.6K0.00%−1,260−5.1%Reduced
Sherbrooke Park Advisers LLC23,836$623.5K0.12%+23,836New
Advisors Asset Management, Inc.23,990$627.6K0.01%−12,230−33.8%Reduced
Victory Capital Management Inc24,252$634.4K0.00%−535−2.2%Reduced
Pearl River Capital, LLC24,975$653.3K0.10%+17,130+218.4%Added
Xponance, Inc.25,014$654.4K0.01%−995−3.8%Reduced
Gilliland Jeter Wealth Management LLC25,258$660.7K0.23%+186+0.7%Added
Boothbay Fund Management, LLC25,563$668.7K0.02%+25,563New
New Mexico Educational Retirement Board25,700$672.0K0.02%00.0%Unchanged
Tealwood Asset Management Inc25,707$673.0K0.30%−142−0.5%Reduced
Impax Asset Management Group plc25,990$679.9K0.00%+12,098+87.1%Added
Cresset Asset Management, LLC26,416$691.1K0.00%+734+2.9%Added
Ameritas Investment Partners, Inc.27,346$715.4K0.02%00.0%Unchanged
Northwestern Mutual Investment Management Company, LLC27,624$722.6K0.02%+71+0.3%Added
Point72 (DIFC) Ltd28,000$732.5K0.06%+28,000New
Malaga Cove Capital, LLC29,714$777.3K0.32%+18,289+160.1%Added
FORA Capital, LLC30,342$793.7K0.07%+11,022+57.0%Added
State of Michigan Retirement System30,459$796.8K0.00%+700+2.4%Added
Petrus Trust Company, LTA30,543$799.0K0.07%+20,744+211.7%Added
Oregon Public Employees Retirement Fund30,576$799.9K0.02%−4,455−12.7%Reduced
Arizona State Retirement System30,633$801.4K0.01%−828−2.6%Reduced
HighTower Advisors, LLC31,565$830.0K0.00%−5,264−14.3%Reduced
Empire Life Investments Inc.33,177$867.9K0.05%−18,152−35.4%Reduced
Winton Group Ltd33,722$882.2K0.06%+25,045+288.6%Added
Cullen Investment Group, Ltd.35,178$887.5K0.14%−2,427−6.5%Reduced
PEAK6 Investments LLC34,450$901.2K0.04%−36,771−51.6%Reduced
Capstone Investment Advisors, LLC34,915$913.4K0.02%+34,915New
Louisiana State Employees Retirement System35,600$931.3K0.02%+800+2.3%Added
Royal Bank of Canada35,702$933.0K0.00%−24,918−41.1%Reduced
LPL Financial LLC35,917$939.6K0.00%−2,286−6.0%Reduced
Lecap Asset Management Ltd37,147$971.8K0.20%+25,968+232.3%Added
Tudor Investment Corp Et Al37,420$978.9K0.01%−75,553−66.9%Reduced
ING Groep NV41,000$1.07M0.01%+41,000New
Teachers Retirement System of the State of Kentucky41,137$1.08M0.01%00.0%Unchanged
Jane Street Group, LLC41,506$1.09M0.00%−28,809−41.0%Reduced
Cooper Creek Partners Management LLC42,119$1.10M0.04%+17,119+68.5%Added
Van Eck Associates Corp43,449$1.14M0.00%+6,007+16.0%Added
Citigroup Inc44,427$1.16M0.00%+34,419+343.9%Added
Graham Capital Management, L.P.44,564$1.17M0.03%+44,564New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.44,950$1.18M0.00%−275−0.6%Reduced