Analysts said 'the vote of no confidence' could jeopardise the deal and lead to the departure of Fiorina, 47, a rising star when she came to HP two years ago. HP shares slid 73 cents or 3.7% to $19.08 after leaping 17% on Tuesday on signs the deal, unpopular with many shareholders, would unravel. Compaq shares, which dropped 5.5% on Tuesday, fell another 51 cents or 6% to $7.99.