SILICON LABORATORIES INC

Ticker: SLAB CUSIP: 826919102 Class: Common Stock

KEYBANK NATIONAL ASSOCIATION/OH's Holding History (CIK: 0001089877)

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

Q3 2013
Shares 7,189 Value ($000) $307 Avg Close $41.35 Range $38.16 - $46.21
Q2 2013
Shares 8,152 Value ($000) $338 Avg Close $41.29 Range $38.04 - $44.00
Q1 2013
Shares 8,599 Value ($000) $356 Avg Close $42.23 Range $39.65 - $47.41
Q4 2012
Shares 8,376 Value ($000) $350 Avg Close — Range —