ARISTA NETWORKS INC

CUSIP: 040413106 Class: COM

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q1 2016
Shares 45,000 Value ($000) $2,840,000 Avg Close — Range —
Q4 2015
Shares 20,000 Value ($000) $1,557,000 Avg Close — Range —
Q2 2015
Shares 7,224 Value ($000) $590,000 Avg Close — Range —
Q1 2015
Shares 50,000 Value ($000) $3,526,000 Avg Close — Range —