PLANTRONICS INC NEW

CUSIP: 727493108 Class: COM

AZZAD ASSET MANAGEMENT INC /ADV's Holding History (CIK: 0001121914)

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

Q2 2012
Shares 7,744 Value ($000) $259 Avg Close — Range —
Q1 2012
Shares 6,224 Value ($000) $251 Avg Close — Range —
Q4 2011
Shares 6,204 Value ($000) $221 Avg Close — Range —
Q2 2011
Shares 6,094 Value ($000) $223 Avg Close — Range —
Q1 2011
Shares 6,222 Value ($000) $228 Avg Close — Range —
Q4 2010
Shares 5,648 Value ($000) $210 Avg Close — Range —