Dan Loeb's Third Point adds stakes in CSX, Alcoa; exits Alphabet, Upstart

Dan Loeb's Third Point LLC has added new stakes in rail services company $CSX Corp(CSX.US)$ with ~7.39M shares, $Alcoa(AA.US)$ with ~2.38M shares, and petroleum producer $Ovintiv(OVV.US)$ with 2.25M shares, according to its latest 13F filing.
The investment firm exited $Alphabet-A(GOOGL.US)$ $Upstart(UPST.US)$ and $Accenture(ACN.US)$
Reduced holdings in $Amazon(AMZN.US)$ to 17.5K shares from 235K, in $Intuit(INTU.US)$ to 725K shares from 1.15M, and in $Microsoft(MSFT.US)$ to 500K shares from 1.6M.