ALPHA & OMEGA SEMICONDUCTOR

CUSIP: G6331P10 Class: SHS

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q3 2016
Shares 271,188 Value ($000) $5,890 Avg Close — Range —
Q2 2016
Shares 230,359 Value ($000) $3,209 Avg Close — Range —
Q1 2016
Shares 225,514 Value ($000) $2,672 Avg Close — Range —
Q4 2015
Shares 117,503 Value ($000) $1,080 Avg Close — Range —