TWITTER INC

CUSIP: 90184L102 Class: COM

United American Securities Inc. (d/b/a UAS Asset Management)'s Holding History (CIK: 0001349353)

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

Q1 2015
Shares 4,050 Value ($000) $203 Avg Close — Range —
Q3 2014
Shares 5,050 Value ($000) $260 Avg Close — Range —
Q4 2013
Shares 3,425 Value ($000) $218 Avg Close — Range —