https://www.reuters.com/article/tesla-musk-stake-shares/tesla-shares-slip-after-twitter-users-vote-for-musk-to-sell-stock-idUSKBN2HT0N9 >(Reuters) -Tesla Inc shares declined 3.0% on Monday as investors prepared for its chief Elon Musk's proposed sale of about a tenth of his holdings in the electric-car maker following his Twitter poll.