MAXYGEN INC

CUSIP: 577776107 Class: CMN

GABELLI FUNDS LLC's Holding History (CIK: 0001081407)

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

Q3 2013
Shares 658,956 Value ($000) $33 Avg Close — Range —
Q2 2013
Shares 207,300 Value ($000) $514 Avg Close — Range —