GROUP ONE TRADING, L.P. - CASTOR MARITIME INC ownership

CASTOR MARITIME INC's ticker is and the CUSIP is Y1146L955. A total of 4 filers reported holding CASTOR MARITIME INC in Q2 2022. 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 CASTOR MARITIME INC
ValueSharesWeighting
Q4 2022$42,000
-50.6%
37,500
-50.6%
0.00%
Q3 2022$85,000
-26.1%
75,900
-11.6%
0.00%
Q2 2022$115,0000.0%85,900
+37.0%
0.00%
Q1 2022$115,000
-37.8%
62,700
-51.8%
0.00%
Q4 2021$185,000
-42.7%
130,200
-1.7%
0.00%
Q3 2021$323,000
+124.3%
132,500
+140.5%
0.00%
Q2 2021$144,00055,1000.00%
Other shareholders
CASTOR MARITIME INC shareholders Q2 2022
NameSharesValueWeighting ↓
SABBY MANAGEMENT, LLC 825$111,0000.08%
GROUP ONE TRADING, L.P. 85,900$115,0000.00%
SIMPLEX TRADING, LLC 96,400$129,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of CASTOR MARITIME INC shareholders