NORTEK INC

CUSIP: 656559309 Class: COM NEW

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q2 2016
Shares 15,911 Value ($000) $944 Avg Close — Range —
Q1 2016
Shares 15,911 Value ($000) $742 Avg Close — Range —
Q4 2015
Shares 10,300 Value ($000) $449 Avg Close — Range —