ADTRAN INC

CUSIP: 00738A106 Class: COMMON STOCK

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

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

Q2 2012
Shares 7,100 Value ($000) $214 Avg Close — Range —
Q1 2012
Shares 7,100 Value ($000) $221 Avg Close — Range —
Q4 2011
Shares 7,100 Value ($000) $214 Avg Close — Range —