SIMPLEX TRADING, LLC - IRIDIUM COMMUNICATIONS INC ownership

IRIDIUM COMMUNICATIONS INC's ticker is IRDM and the CUSIP is 46269C102. A total of 308 filers reported holding IRIDIUM COMMUNICATIONS INC in Q4 2021. The put-call ratio across all filers is 0.82 and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of IRIDIUM COMMUNICATIONS INC
ValueSharesWeighting
Q2 2023$751
+201.6%
12,105
+200.5%
0.00%
Q1 2023$249
-99.2%
4,028
+379.0%
0.00%
Q1 2022$33,000
-87.5%
841
-87.1%
0.00%
Q3 2021$263,000
+4.4%
6,510
+3.2%
0.00%
Q2 2021$252,000
+56.5%
6,310
+61.3%
0.00%
Q1 2021$161,000
+64.3%
3,913
+56.5%
0.00%
Q4 2020$98,000
+46.3%
2,501
-5.9%
0.00%
Q3 2020$67,000
-54.7%
2,657
-54.4%
0.00%
Q2 2020$148,000
-10.8%
5,822
-22.0%
0.00%
Q1 2020$166,000
+74.7%
7,460
+93.2%
0.00%
Q4 2019$95,000
-57.0%
3,862
-53.8%
0.00%
-100.0%
Q1 2019$221,000
-43.5%
8,362
-52.0%
0.00%0.0%
Q3 2018$391,000
+586.0%
17,406
+258.7%
0.00%
-50.0%
Q4 2017$57,0004,852
+17870.4%
0.00%
Q4 2015$0
-100.0%
27
-81.8%
0.00%
Q2 2015$1,000148
+179.2%
0.00%
Q1 2015$0530.00%
Other shareholders
IRIDIUM COMMUNICATIONS INC shareholders Q4 2021
NameSharesValueWeighting ↓
Silver Heights Capital Management Inc 2,441,719$111,073,79744.30%
DUDLEY & SHANLEY, INC. 564,565$25,682,0624.86%
Van Berkom & Associates Inc. 2,059,088$93,6683.05%
BAMCO INC /NY/ 14,583,317$663,395,0901.93%
Resolute Capital Asset Partners LLC 50,000$2,2741.60%
WealthTrust Axiom LLC 87,066$3,960,6321.42%
Redmond Asset Management, LLC 63,012$2,866,4161.02%
AtonRa Partners 9,099$413,9140.87%
Nicholas Investment Partners, LP 239,673$10,902,7250.81%
ArrowMark Colorado Holdings LLC 1,270,942$57,815,1520.70%
View complete list of IRIDIUM COMMUNICATIONS INC shareholders