Mario Gabelli acquired 205 Thousand Schlumberger Ltd. shares worth $7.05 Million. That's 0.08% of their equity portfolio (258th largest holding). The first Schlumberger Ltd. trade was made in Q1 2001. Since then Mario Gabelli bought shares 30 more times and sold shares on 54 occasions. The investor's estimated purchase price is $12.7 Million, resulting in a loss of 45%.