WEYERHAEUSER CO

CUSIP: 962166872 Class: CONVERTIBLE PREFERRED STOCK

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q1 2016
Shares 497,000 Value ($000) $25,407 Avg Close — Range —
Q4 2015
Shares 497,000 Value ($000) $24,989 Avg Close — Range —
Q3 2015
Shares 646,353 Value ($000) $30,838 Avg Close — Range —
Q2 2015
Shares 648,315 Value ($000) $33,712 Avg Close — Range —
Q1 2015
Shares 559,975 Value ($000) $30,642 Avg Close — Range —
Q4 2014
Shares 400,000 Value ($000) $23,080 Avg Close — Range —
Q3 2014
Shares 400,000 Value ($000) $21,612 Avg Close — Range —
Q2 2014
Shares 400,000 Value ($000) $22,700 Avg Close — Range —
Q1 2014
Shares 550,000 Value ($000) $30,030 Avg Close — Range —
Q4 2013
Shares 500,000 Value ($000) $28,020 Avg Close — Range —
Q3 2013
Shares 500,000 Value ($000) $26,490 Avg Close — Range —