\documentclass{article}
\DeclareFontEncoding{LS1}{}{}
\DeclareFontSubstitution{LS1}{stix}{m}{n}
\DeclareSymbolFont{symbols3}{LS1}{stixbb}{m}{n}
\SetSymbolFont{symbols3}{bold}{LS1}{stixbb}{b}{n}
\DeclareMathSymbol{\Wedge}{\mathbin}{symbols3}{"A3}
\begin{document}
$\Wedge$
\end{document}