THOMSON REUTERS CORP

CUSIP: 884903105 Class: COM

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

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

Q4 2015
Shares 200,000 Value ($000) $7,570 Avg Close — Range —
Q3 2015
Shares 200,000 Value ($000) $8,052 Avg Close — Range —
Q2 2015
Shares 200,000 Value ($000) $7,614 Avg Close — Range —
Q1 2015
Shares 200,000 Value ($000) $8,112 Avg Close — Range —
Q4 2014
Shares 200,000 Value ($000) $8,068 Avg Close — Range —
Q3 2014
Shares 200,000 Value ($000) $7,282 Avg Close — Range —
Q2 2014
Shares 200,000 Value ($000) $7,272 Avg Close — Range —
Q1 2014
Shares 200,000 Value ($000) $6,840 Avg Close — Range —
Q4 2013
Shares 200,000 Value ($000) $7,564 Avg Close — Range —
Q3 2013
Shares 200,000 Value ($000) $7,002 Avg Close — Range —
Q2 2013
Shares 200,000 Value ($000) $6,514 Avg Close — Range —