SEADRILL LIMITED

CUSIP: G7945E105 Class: COM

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q1 2016
Shares 259,690 Value ($000) $849 Avg Close — Range —
Q4 2015
Shares 270,940 Value ($000) $916 Avg Close — Range —
Q3 2015
Shares 278,990 Value ($000) $1,649 Avg Close — Range —
Q2 2015
Shares 286,810 Value ($000) $2,966 Avg Close — Range —
Q1 2015
Shares 268,190 Value ($000) $2,505 Avg Close — Range —
Q4 2014
Shares 275,530 Value ($000) $3,287 Avg Close — Range —
Q3 2014
Shares 259,810 Value ($000) $6,953 Avg Close — Range —
Q2 2014
Shares 258,070 Value ($000) $10,312 Avg Close — Range —
Q1 2014
Shares 252,610 Value ($000) $8,879 Avg Close — Range —
Q4 2013
Shares 252,240 Value ($000) $10,359 Avg Close — Range —
Q3 2013
Shares 259,860 Value ($000) $11,722 Avg Close — Range —
Q2 2013
Shares 280,000 Value ($000) $11,385 Avg Close — Range —