MCDERMOTT INTL INC

CUSIP: 580037109 Class: COM

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013
Shares 250,000 Value ($000) $2,290 Avg Close — Range —
Q3 2013
Shares 250,000 Value ($000) $1,857 Avg Close — Range —
Q2 2013
Shares 250,000 Value ($000) $2,045 Avg Close — Range —