GROUP ONE TRADING, L.P. - MONTROSE ENVIRONMENTAL GROUP ownership

MONTROSE ENVIRONMENTAL GROUP's ticker is and the CUSIP is 615111901. A total of 3 filers reported holding MONTROSE ENVIRONMENTAL GROUP in Q3 2021. 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 MONTROSE ENVIRONMENTAL GROUP
ValueSharesWeighting
Q3 2023$87,780
-79.2%
3,000
-68.4%
0.00%
-100.0%
Q4 2022$421,705
+402.0%
9,500
+280.0%
0.00%
Q3 2022$84,000
+1100.0%
2,500
+1150.0%
0.00%
Q2 2022$7,000
-36.4%
2000.0%0.00%
Q1 2022$11,000
-97.4%
200
-96.6%
0.00%
Q4 2021$416,000
-6.5%
5,900
-18.1%
0.00%
Q3 2021$445,000
-71.4%
7,200
-75.2%
0.00%
-100.0%
Q2 2021$1,556,000
+15.7%
29,000
+8.2%
0.00%0.0%
Q1 2021$1,345,00026,8000.00%
Other shareholders
MONTROSE ENVIRONMENTAL GROUP shareholders Q3 2021
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 7,200$445,0000.00%
SIMPLEX TRADING, LLC 400$20,0000.00%
View complete list of MONTROSE ENVIRONMENTAL GROUP shareholders