SIMPLEX TRADING, LLC - IRIDIUM COMMUNICATIONS INC ownership

IRIDIUM COMMUNICATIONS INC's ticker is IRDM and the CUSIP is 46269C102. A total of 170 filers reported holding IRIDIUM COMMUNICATIONS INC in Q4 2015. The put-call ratio across all filers is 0.39 and the average weighting 0.1%.

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 2015
NameSharesValueWeighting ↓
Silver Heights Capital Management Inc 2,473,363$109,743,00044.16%
DUDLEY & SHANLEY, INC. 667,385$29,612,0008.29%
Van Berkom & Associates Inc. 1,682,392$74,648,0003.55%
WealthTrust Axiom LLC 131,163$5,819,0002.22%
BAMCO INC /NY/ 14,521,934$644,338,0002.08%
Cunning Capital Partners, LP 45,860$2,035,0001.61%
Riverwater Partners LLC 27,196$1,207,0001.21%
Fernwood Investment Management, LLC 60,122$2,668,0001.12%
Values First Advisors, Inc. 30,359$1,347,0000.97%
PINNACLE ASSOCIATES LTD 906,664$40,229,0000.92%
View complete list of IRIDIUM COMMUNICATIONS INC shareholders