SIMPLEX TRADING, LLC - ATOMERA INC ownership

ATOMERA INC's ticker is and the CUSIP is 04965B950. A total of 3 filers reported holding ATOMERA 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 ATOMERA INC
ValueSharesWeighting
Q3 2023$24
-85.9%
3,900
-79.9%
0.00%
Q2 2023$170
+486.2%
19,400
+312.8%
0.00%
Q1 2023$29
-87.3%
4,700
-87.2%
0.00%
Q4 2022$228
-99.9%
36,800
+7.3%
0.00%
Q3 2022$347,000
-9.4%
34,300
-16.1%
0.00%
Q2 2022$383,000
+254.6%
40,900
+392.8%
0.00%
Q1 2022$108,0000.0%8,300
+53.7%
0.00%
Q4 2021$108,000
-53.4%
5,400
-50.5%
0.00%
Q3 2021$232,000
-3.3%
10,900
-2.7%
0.00%
Q2 2021$240,000
+228.8%
11,200
+37233.3%
0.00%
Q1 2021$73,000
+69.8%
30
+11.1%
0.00%
Q4 2020$43,000
-77.1%
27
-85.0%
0.00%
Q3 2020$188,0001800.00%
Other shareholders
ATOMERA INC shareholders Q4 2020
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 300$5,0000.00%
SIMPLEX TRADING, LLC 27$43,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ATOMERA INC shareholders