ACK Asset Management - LANDSTAR SYS INC ownership

LANDSTAR SYS INC's ticker is and the CUSIP is 515098901. A total of 1 filers reported holding LANDSTAR SYS INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
ACK Asset Management ownership history of LANDSTAR SYS INC
ValueSharesWeighting
Q1 2015$19,0007000.01%
Other shareholders
LANDSTAR SYS INC shareholders Q2 2015
NameSharesValueWeighting ↓
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 100$170.00%
JANE STREET GROUP, LLC 1,800$322,6680.00%
View complete list of LANDSTAR SYS INC shareholders