TWITTER INC

CUSIP: 90184LAB8 Class: NOTE 0.250% 9/1

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

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

Q4 2016
Shares 850,000 Value ($000) $796 Avg Close — Range —
Q3 2016
Shares 850,000 Value ($000) $817 Avg Close — Range —
Q2 2016
Shares 987,000 Value ($000) $905 Avg Close — Range —
Q1 2016
Shares 17,239,000 Value ($000) $15,118 Avg Close — Range —
Q4 2015
Shares 38,068,000 Value ($000) $32,349 Avg Close — Range —