GROUP ONE TRADING, L.P. - OSI SYSTEMS INC ownership

OSI SYSTEMS INC's ticker is and the CUSIP is 671044955. A total of 2 filers reported holding OSI SYSTEMS INC in Q2 2020. 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 OSI SYSTEMS INC
ValueSharesWeighting
Q1 2020$262,000
-31.6%
3,8000.0%0.00%
-33.3%
Q4 2019$383,000
-85.4%
3,800
-85.3%
0.00%
-85.7%
Q3 2019$2,620,000
-60.6%
25,800
-56.3%
0.02%
-65.0%
Q2 2019$6,656,000
+7.5%
59,100
-16.4%
0.06%
-13.0%
Q1 2019$6,193,000
+9.6%
70,700
-8.3%
0.07%
+40.8%
Q4 2018$5,651,000
+172.2%
77,100
+183.5%
0.05%
+206.2%
Q3 2018$2,076,000
-54.2%
27,200
-53.6%
0.02%
-59.0%
Q2 2018$4,532,000
-0.1%
58,600
-15.7%
0.04%
-15.2%
Q1 2018$4,536,000
-21.8%
69,500
-22.9%
0.05%
+12.2%
Q4 2017$5,801,000
+122.8%
90,100
+216.1%
0.04%
+70.8%
Q3 2017$2,604,000
+140.7%
28,500
+97.9%
0.02%
+118.2%
Q2 2017$1,082,000
-40.7%
14,400
-42.4%
0.01%
-47.6%
Q1 2017$1,825,000
+152.4%
25,000
+163.2%
0.02%
+200.0%
Q4 2016$723,000
-75.8%
9,500
-81.5%
0.01%
-80.0%
Q2 2016$2,982,000
-36.2%
51,300
-28.2%
0.04%
-47.0%
Q1 2016$4,676,000
+0.5%
71,400
+36.0%
0.07%
+20.0%
Q4 2015$4,655,000
+38.1%
52,500
+19.9%
0.06%
+17.0%
Q3 2015$3,371,000
-6.6%
43,800
-14.1%
0.05%
-7.8%
Q2 2015$3,610,000
+98.5%
51,000
+108.2%
0.05%
+75.9%
Q1 2015$1,819,000
+127.4%
24,500
+116.8%
0.03%
+141.7%
Q4 2014$800,000
+44.9%
11,300
+29.9%
0.01%
+33.3%
Q3 2014$552,000
-27.5%
8,700
-23.7%
0.01%
-25.0%
Q2 2014$761,000
+105.1%
11,400
+83.9%
0.01%
+100.0%
Q1 2014$371,000
-29.5%
6,200
-37.4%
0.01%
-25.0%
Q4 2013$526,000
+911.5%
9,900
+1314.3%
0.01%
+700.0%
Q3 2013$52,000
-82.4%
700
-84.8%
0.00%
-85.7%
Q2 2013$296,0004,6000.01%
Other shareholders
OSI SYSTEMS INC shareholders Q2 2020
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 110$821,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of OSI SYSTEMS INC shareholders