CYBERONICS INC

CUSIP: 23251P102 Class: COMMON STOCK

MARTINGALE ASSET MANAGEMENT L P's Holding History (CIK: 0000936944)

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

Q3 2015
Shares 6,606 Value ($000) $402 Avg Close — Range —
Q2 2015
Shares 8,306 Value ($000) $494 Avg Close — Range —
Q1 2015
Shares 8,306 Value ($000) $540 Avg Close — Range —
Q4 2014
Shares 12,706 Value ($000) $708 Avg Close — Range —
Q3 2014
Shares 12,706 Value ($000) $651 Avg Close — Range —
Q2 2014
Shares 14,402 Value ($000) $900 Avg Close — Range —
Q1 2014
Shares 14,406 Value ($000) $941 Avg Close — Range —
Q4 2013
Shares 14,204 Value ($000) $930 Avg Close — Range —
Q3 2013
Shares 12,404 Value ($000) $630 Avg Close — Range —
Q2 2013
Shares 10,701 Value ($000) $557 Avg Close — Range —