yes, shareholders own the hardware (they paid for it - this was what the loan was for, the equipment is not rented)
and can vote for liquidation at any time, as all shares have voting power.

ANTMINER S3 september 20th shipping - 0.58 BTC
Price per 1 GH - 0.00128035 BTC

PETA 1 GH units 1149988
Price per 1GH -0.00064999 BTC

sell price at S3 rate- 1472 BTC

Dividend per share - 0.00128 / 0.00064999
=  197%

Of course if such a thing were to happen you would expect slippage on that sell rate for various reasons, but still more than you would ever get dumping at current market prices.

There's people picking up at 0.00056100 right now, Chance to make some nice earnings there under the right conditions.