SEMTECH CORP

Ticker: SMTC CUSIP: 816850101 Class: EQTY

RATIONAL ADVISORS LLC's Holding History (CIK: 0001143565)

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

Q4 2013

Shares 3,001 Value ($000) $76 Avg Close $29.50 Range $22.57 - $32.72

Q3 2013

Shares 3,311 Value ($000) $99 Avg Close $31.51 Range $27.78 - $35.74

Q2 2013

Shares 3,379 Value ($000) $118 Avg Close $34.16 Range $29.59 - $37.45

Q1 2013

Shares 5,329 Value ($000) $189 Avg Close $31.08 Range $28.00 - $35.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	3,001	$76	$29.50	$22.57 - $32.72
Q3 2013	3,311	$99	$31.51	$27.78 - $35.74
Q2 2013	3,379	$118	$34.16	$29.59 - $37.45
Q1 2013	5,329	$189	$31.08	$28.00 - $35.50