INTREXON CORP

CUSIP: 46122T102 Class: COM

DUDLEY & SHANLEY, INC.'s Holding History (CIK: 0000883511)

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

Q2 2014
Shares 16,150 Value ($000) $406 Avg Close — Range —
Q1 2014
Shares 10,575 Value ($000) $278 Avg Close — Range —