GROUP ONE TRADING, L.P. - ALPHA PRO TECH LTD ownership

ALPHA PRO TECH LTD's ticker is and the CUSIP is 020772959. A total of 3 filers reported holding ALPHA PRO TECH LTD in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of ALPHA PRO TECH LTD
ValueSharesWeighting
Q3 2023$280,364
+12.0%
64,600
+2.7%
0.00%0.0%
Q2 2023$250,342
+1.1%
62,900
+5.7%
0.00%0.0%
Q1 2023$247,520
-66.8%
59,500
-67.9%
0.00%
-50.0%
Q4 2022$744,906
-12.2%
185,300
-11.6%
0.00%0.0%
Q3 2022$848,000
-26.6%
209,500
-19.1%
0.00%0.0%
Q2 2022$1,156,000
+53.5%
259,100
+44.5%
0.00%
+100.0%
Q1 2022$753,000
-9.4%
179,300
+28.8%
0.00%0.0%
Q4 2021$831,000
-9.5%
139,200
+2.1%
0.00%0.0%
Q3 2021$918,000
+26.6%
136,400
+61.2%
0.00%0.0%
Q2 2021$725,000
-12.2%
84,6000.0%0.00%0.0%
Q1 2021$826,000
+60.4%
84,600
+83.1%
0.00%0.0%
Q4 2020$515,000
-31.4%
46,200
-9.1%
0.00%
-50.0%
Q3 2020$751,000
-57.7%
50,800
-49.4%
0.00%
-75.0%
Q2 2020$1,775,000
-86.2%
100,300
-90.6%
0.01%
-92.3%
Q1 2020$12,871,0001,065,5000.10%
Other shareholders
ALPHA PRO TECH LTD shareholders Q1 2023
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 59,500$247,5200.00%
SIMPLEX TRADING, LLC 28,700$1190.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ALPHA PRO TECH LTD shareholders