SIMPLEX TRADING, LLC - GIBRALTAR INDS INC ownership

GIBRALTAR INDS INC's ticker is and the CUSIP is 374689907. A total of 2 filers reported holding GIBRALTAR INDS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of GIBRALTAR INDS INC
ValueSharesWeighting
Q3 2023$216
+3500.0%
3,200
+3100.0%
0.00%
Q2 2023$6
-81.2%
100
-85.7%
0.00%
Q4 2022$32
-100.0%
700
-94.4%
0.00%
-100.0%
Q3 2022$507,000
+1391.2%
12,400
+1277.8%
0.00%
Q2 2022$34,000
+750.0%
900
+800.0%
0.00%
Q1 2022$4,000
-33.3%
1000.0%0.00%
Q4 2021$6,000
-97.9%
100
-97.4%
0.00%
Q3 2021$292,000
+1.0%
3,8000.0%0.00%
Q2 2021$289,000
-67.4%
3,800
+3817.5%
0.00%
-100.0%
Q1 2021$887,000
+73.9%
97
+36.6%
0.00%
+100.0%
Q4 2020$510,000
+15.4%
71
+4.4%
0.00%0.0%
Q3 2020$442,000
+559.7%
68
+385.7%
0.00%
Q2 2020$67,000
-13.0%
14
-22.2%
0.00%
Q1 2020$77,000
-92.5%
18
-91.1%
0.00%
-100.0%
Q4 2019$1,023,000
+539.4%
203
+480.0%
0.00%
Q3 2019$160,000
+20.3%
35
+6.1%
0.00%
Q2 2019$133,000
+6.4%
33
+6.5%
0.00%
Q1 2019$125,000
+1150.0%
31
+933.3%
0.00%
Q4 2018$10,000
-85.3%
3
-80.0%
0.00%
Q3 2018$68,000
+30.8%
15
+7.1%
0.00%
Q2 2018$52,00014
+600.0%
0.00%
Q2 2017$020.0%0.00%
Q1 2017$0
-100.0%
2
-98.8%
0.00%
Q4 2016$4,000
+33.3%
169
+275.6%
0.00%
Q3 2016$3,00045
+4400.0%
0.00%
Q2 2016$0
-100.0%
1
-66.7%
0.00%
Q1 2016$1,0003
+50.0%
0.00%
Q3 2015$0
-100.0%
2
-80.0%
0.00%
-100.0%
Q1 2015$13,000
-7.1%
100.0%0.00%0.0%
Q4 2014$14,000100.00%
Other shareholders
GIBRALTAR INDS INC shareholders Q4 2020
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 100$6,7510.00%
SIMPLEX TRADING, LLC 3,200$2160.00%
View complete list of GIBRALTAR INDS INC shareholders