RAMBUS INC DEL

CUSIP: 750917AC0 Class: CNV

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q1 2014

Shares 15,000 Value ($000) $15 Avg Close — Range —

Q4 2013

Shares 15,000 Value ($000) $15 Avg Close — Range —

Q3 2013

Shares 15,000 Value ($000) $15 Avg Close — Range —

Q2 2013

Shares 15,000 Value ($000) $15 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2014	15,000	$15	—	—
Q4 2013	15,000	$15	—	—
Q3 2013	15,000	$15	—	—
Q2 2013	15,000	$15	—	—