ADTRAN INC

CUSIP: 00738A106 Class: COMMON STOCK

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q4 2018
Shares 13,143 Value ($000) $156 Avg Close — Range —
Q1 2015
Shares 65,493 Value ($000) $1,223 Avg Close — Range —