MENTOR GRAPHICS CORP

CUSIP: 587200106 Class: COM

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q3 2016
Shares 720 Value ($000) $19 Avg Close — Range —
Q2 2016
Shares 502 Value ($000) $11 Avg Close — Range —
Q1 2016
Shares 703 Value ($000) $14 Avg Close — Range —
Q4 2015
Shares 837 Value ($000) $15 Avg Close — Range —
Q3 2015
Shares 371 Value ($000) $9 Avg Close — Range —