SILICON LABORATORIES INC

Ticker: SLAB CUSIP: 826919102 Class: Common Stock

ROYAL LONDON ASSET MANAGEMENT LTD's Holding History (CIK: 0000863748)

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

Q4 2015

Shares 26,215 Value ($000) $1,310 Avg Close $49.45 Range $40.03 - $54.72

Q3 2015

Shares 38,904 Value ($000) $1,616 Avg Close $45.65 Range $39.33 - $55.08

Q4 2014

Shares 20,700 Value ($000) $9,949 Avg Close $44.13 Range $36.29 - $48.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	26,215	$1,310	$49.45	$40.03 - $54.72
Q3 2015	38,904	$1,616	$45.65	$39.33 - $55.08
Q4 2014	20,700	$9,949	$44.13	$36.29 - $48.50