GROUP ONE TRADING, L.P. - LANDSTAR SYS INC ownership

LANDSTAR SYS INC's ticker is and the CUSIP is 515098951. A total of 3 filers reported holding LANDSTAR SYS INC in Q4 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 LANDSTAR SYS INC
ValueSharesWeighting
Q3 2022$4,187,000
+93.8%
2,900
-85.5%
0.01%
-60.0%
Q2 2019$2,160,00020,0000.02%
Other shareholders
LANDSTAR SYS INC shareholders Q4 2022
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 10,700$1,9180.00%
JANE STREET GROUP, LLC 11,800$2,115,2680.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of LANDSTAR SYS INC shareholders