GROUP ONE TRADING, L.P. - IRIDIUM COMMUNICATIONS INC ownership

IRIDIUM COMMUNICATIONS INC's ticker is IRDM and the CUSIP is 46269C102. A total of 110 filers reported holding IRIDIUM COMMUNICATIONS INC in Q4 2013. The put-call ratio across all filers is 2.19 and the average weighting 0.2%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of IRIDIUM COMMUNICATIONS INC
ValueSharesWeighting
Q3 2023$639,044
-41.9%
14,048
-20.6%
0.00%
-50.0%
Q2 2023$1,099,213
+367.8%
17,695
+203.9%
0.00%
Q1 2022$235,000
-38.5%
5,823
-39.0%
0.00%
Q2 2021$382,000
+126.0%
9,541
+122.4%
0.00%
Q4 2020$169,000
-73.1%
4,290
-82.5%
0.00%
-100.0%
Q3 2020$628,000
+119.6%
24,536
+118.4%
0.00%
+100.0%
Q2 2020$286,000
-28.9%
11,234
-37.7%
0.00%
-66.7%
Q1 2020$402,000
-12.2%
18,018
+4.0%
0.00%
-40.0%
Q1 2019$458,000
+1479.3%
17,326
+611.2%
0.01%
Q4 2017$29,000
-52.5%
2,436
-55.6%
0.00%
-100.0%
Q2 2017$61,000
-62.3%
5,491
-67.3%
0.00%
-50.0%
Q1 2017$162,000
-37.7%
16,811
-38.0%
0.00%
-33.3%
Q4 2016$260,000
+34.7%
27,130
+13.9%
0.00%
+50.0%
Q3 2016$193,000
+183.8%
23,829
+212.1%
0.00%
+100.0%
Q2 2016$68,000
-57.5%
7,636
-62.4%
0.00%
-50.0%
Q1 2016$160,000
-42.4%
20,306
-55.1%
0.00%
-50.0%
Q3 2015$278,000
+42.6%
45,207
+110.3%
0.00%
+33.3%
Q2 2015$195,000
-11.4%
21,501
-4.8%
0.00%0.0%
Q4 2014$220,000
-55.6%
22,582
-59.7%
0.00%
-62.5%
Q3 2014$496,000
+86.5%
56,064
+31.7%
0.01%
+100.0%
Q4 2013$266,000
+245.5%
42,554
+281.7%
0.00%
+300.0%
Q3 2013$77,00011,1500.00%
Other shareholders
IRIDIUM COMMUNICATIONS INC shareholders Q4 2013
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