SILVER WHEATON CORP

CUSIP: 828336107 Class: COM

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

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

Q1 2017
Shares 559,883 Value ($000) $11,633 Avg Close — Range —
Q4 2016
Shares 581,583 Value ($000) $11,250 Avg Close — Range —
Q3 2016
Shares 672,344 Value ($000) $18,130 Avg Close — Range —
Q2 2016
Shares 588,373 Value ($000) $13,777 Avg Close — Range —
Q1 2016
Shares 570,657 Value ($000) $9,508 Avg Close — Range —
Q4 2015
Shares 581,257 Value ($000) $7,197 Avg Close — Range —
Q3 2015
Shares 437,035 Value ($000) $5,229 Avg Close — Range —
Q2 2015
Shares 448,106 Value ($000) $7,771 Avg Close — Range —
Q1 2015
Shares 419,079 Value ($000) $7,961 Avg Close — Range —
Q4 2014
Shares 405,479 Value ($000) $8,272 Avg Close — Range —
Q3 2014
Shares 414,736 Value ($000) $8,291 Avg Close — Range —
Q2 2014
Shares 407,760 Value ($000) $10,750 Avg Close — Range —
Q1 2014
Shares 374,298 Value ($000) $8,505 Avg Close — Range —
Q4 2013
Shares 401,998 Value ($000) $8,116 Avg Close — Range —
Q3 2013
Shares 386,498 Value ($000) $9,596 Avg Close — Range —
Q2 2013
Shares 382,998 Value ($000) $7,482 Avg Close — Range —