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Iridium Communications
IRDM

379 hedge funds and large institutions have $2.5B invested in Iridium Communications in 2026 Q1 according to their latest regulatory filings, with 105 funds opening new positions, 123 increasing their positions, 102 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

189% more call options, than puts

Call options by funds: $30.4M | Put options by funds: $10.5M

139% more first-time investments, than exits

New positions opened: 105 | Existing positions closed: 44

100% more funds holding in top 10

Funds holding in top 10: 1 → 2 (+1)

53% more capital invested

Capital invested by funds: $1.63B → $2.5B (+$871M)

21% more repeat investments, than reductions

Existing positions increased: 123 | Existing positions reduced: 102

17% more funds holding

Funds holding: 325 → 379 (+54)

3.54% less ownership

Funds ownership: 89.54% → 86% (-3.5%)

Holders
379
Holders Change
+54
Holders Change %
+16.62%
% of All Funds
4.66%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.02%
New
105
Increased
123
Reduced
102
Closed
44
Calls
$30.4M
Puts
$10.5M
Net Calls
+$19.9M
Net Calls Change
+$17.2M

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$54.9M
2
GAM
Gotham Asset Management
New York
+$23.5M
3
PAM
Panagora Asset Management
Massachusetts
+$11.9M
4
American Century Companies
American Century Companies
Missouri
+$8.81M
5
Schroder Investment Management Group
Schroder Investment Management Group
United Kingdom
+$7.38M

Top Sellers

1
Goldman Sachs
Goldman Sachs
New York
-$31.4M
2
AIM
ARK Investment Management
Florida
-$25.3M
3
Citadel Advisors
Citadel Advisors
Florida
-$24.2M
4
Tudor Investment Corp
Tudor Investment Corp
Connecticut
-$14.5M
5
Voloridge Investment Management
Voloridge Investment Management
Florida
-$14.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
EF
251
Empowered Funds
Pennsylvania
$202K -$91.2K -4,052 -36%
KWM
252
Kassira Wealth Management
Tennessee
$201K +$163K +7,261 New
PA
253
Parallel Advisors
California
$195K +$141K +6,250 +789%
Ensign Peak Advisors
254
Ensign Peak Advisors
Utah
$191K – – –
KBC Group
255
KBC Group
Belgium
$186K +$87.1K +3,867 +137%
PNC Financial Services Group
256
PNC Financial Services Group
Pennsylvania
$178K +$41.4K +1,838 +40%
NAAA
257
New Age Alpha Advisors
New York
$175K -$57.4K -2,549 -29%
SL
258
Salomon & Ludwin
Virginia
$162K +$4.77K +212 +4%
FFA
259
Farther Finance Advisors
California
$159K +$97.7K +4,342 +348%
II
260
IFM Investors
Australia
$158K +$128K +5,700 New
MCM
261
MAI Capital Management
Ohio
$152K +$86.5K +3,844 +237%
TRCT
262
Tower Research Capital (TRC)
New York
$145K -$299K -13,260 -72%
CIAM
263
Caitong International Asset Management
Hong Kong
$141K +$113K +5,036 +16,245%
MWA
264
Medallion Wealth Advisors
Connecticut
$139K – – –
HFS
265
Hantz Financial Services
Michigan
$127K +$45.7K +2,032 +80%
MEG
266
Millstone Evans Group
Colorado
$125K – – –
QL
267
Quarry LP
New York
$111K +$58.1K +2,581 +179%
PP
268
PFS Partners
New Jersey
$111K – – –
TAR
269
Trask Adam Roland
$106K +$86.4K +3,836 New
EWA
270
EverSource Wealth Advisors
Alabama
$104K +$67.3K +2,988 +392%
SS
271
SBI Securities
Japan
$93.2K +$13.5K +600 +22%
RIL
272
Rothschild Investment LLC
Illinois
$88.5K +$66.5K +2,956 +1,269%
Simplex Trading
273
Simplex Trading
Illinois
$85.9K -$128K -5,690 -65%
SPIA
274
Steward Partners Investment Advisory
New York
$84.6K -$23 -1 -0%
FCMT
275
Founders Capital Management (Texas)
Texas
$83.2K +$11.3K +500 +20%
9 10
11
12 13

IRDM Hedge Fund Activity: Q1 2026 in Review

379 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Iridium Communications (IRDM) for Q1 2026, worth a combined $2.5B — up 53% from $1.63B a quarter earlier.

Buyers outnumbered sellers: 105 funds opened new IRDM positions and 44 closed out — a net gain of 61 holders — while 123 added to existing stakes and 102 trimmed.

The largest buyer was AQR Capital Management, adding an estimated $54.9M. The largest seller was Goldman Sachs, cutting an estimated $31.4M.

  • 379 institutional investors held Iridium Communications (IRDM) as of Q1 2026, up from 325 in Q4 2025.
  • Funds reported $2.5B of Iridium Communications stock for Q1 2026, up 53% quarter-over-quarter.
  • 105 funds opened new Iridium Communications positions in Q1 2026 and 44 closed out, a net change of +61 holders.
  • The largest Iridium Communications buyer in Q1 2026 was AQR Capital Management, an estimated $54.9M added.
  • The largest Iridium Communications seller in Q1 2026 was Goldman Sachs, an estimated $31.4M sold.

Based on aggregated 13F filings for Q1 2026.