GO
IRDMIRIDIUM COMMUNICATIONS INC
$19.60- 0.38 (- 1.9%)as of 2018-10-19
IRDM is 9.80% above the price range
in which top hedge funds traded
More popular among top hedge funds – ASH
2018-04-01
2018-06-30
2018-10-19
$11.10 
$22.58 
$11.10 QLo
$17.85 QHi
$19.60 Last Close
IRDM
Summary
Popularity RankingPopularity Ranking measures how widely a stock is held among hedge funds by comparison among all stocks.
n/a
HedgeMind Rating
n/a
HedgeMind SentimentHedgeMind Sentiment measures the percentage of HedgeMind Hedge Funds managers who expressed bullish (buying), bearish (selling), and neutral views on the stock.
n/a
HF Ownership Q/Q
n/a
Institutional Ownership Q/Q
n/a
PUT/CALL RatioPut/Call Ratio = (Put Options Held by Hedge Funds) / (Call Options Held by Hedge Funds).
4.82
SEC 13D/G Filings (since 2018-06-30)
1
Time Period
2018-06-30 to 2018-10-19
HF Trading Activities
14%
New Buy
29%
Increased
14%
Unchanged
0%
Decreased
43%
Sold Out
IRDM - Hedge Fund Stock HoldersAll Holders – The HedgeMind Hedge Funds universe currently tracks 400+ hedge funds that have been founded or managed by some of the best and most successful hedge fund managers in the world.
The High-Conviction Holders are hedge funds that hold stock as top 10 holding.
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All Holders
High Conviction Holders Only
OR
Sort By
Fund Manager
Company Name
Portfolio Weight
# of Shares
Shares Change
Change Rate
James Simons
📊
RENAISSANCE TECHNOLOGIES LLC
1,038,600 SH
+677,100 SH
0.02%
65.19% new
David Shaw
📊
D E SHAW & CO INC
754,181 SH
+142,705 SH
0.02%
18.92% new
Mario Gabelli
📊
GAMCO INVESTORS INC ET AL
652,151 SH
0 SH
0.07%
(unchanged)
Kenneth Griffin
📊
CITADEL ADVISORS LLC
120,163 SH
-120,163 SH
< 0.01%
-100% sold
Michael Platt
📊
BLUECREST CAPITAL MANAGEMENT LTD
49,874 SH
-49,874 SH
0.02%
-100% sold
Clifford Asness
📊
AQR CAPITAL MANAGEMENT LLC
18,602 SH
+18,602 SH
< 0.01%
100% new
Paul Tudor Jones
📊
TUDOR INVESTMENT CORP ET AL
10,670 SH
-10,670 SH
< 0.01%
-100% sold
IRDM - Hedge Fund Option Holders
Sort By
PUT/CALL
Fund Manager
Company Name
# of Shares
Kenneth Griffin
CALL
CITADEL ADVISORS LLC
120,900 SH
+67,500 SH
< 0.01%
55.83% new
Kenneth Griffin
PUT
CITADEL ADVISORS LLC
82,800 SH
+42,200 SH
< 0.01%
50.97% new
Leon Shaulov
PUT
MAPLELANE CAPITAL LLC
500,000 SH
0 SH
0.17%
(unchanged)