** Mizuho raises price target for oil major Chevron CVX.N to $192 from $186
** New PT represents an upside of 24.3% to the stock's last closing price on Tuesday
** Brokerage raises PT on earlier-than-expected close of Hess deal and accelerated synergy capture
** Mizuho notes that structural cost reductions and synergies should give the company plenty of free cash flow to accelerate shareholder cash returns
** Brokerage continues to see modestly better upside in CVX, both on net asset value and 2026 multiple, reiterates "outperform" rating
** Fifteen of 25 brokerages rate the stock "buy" or higher, nine "hold" and one "sell"; their median PT is $170 - data compiled by LSEG
** Including session's moves, CVX shares up ~7% YTD