ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q4 2015
Shares 675,447 Value ($000) $30,361 Avg Close — Range —
Q2 2014
Shares 1,415,581 Value ($000) $50,352 Avg Close — Range —
Q1 2014
Shares 1,649,879 Value ($000) $63,669 Avg Close — Range —
Q4 2013
Shares 1,106,351 Value ($000) $38,634 Avg Close — Range —
Q3 2013
Shares 1,943,395 Value ($000) $64,132 Avg Close — Range —
Q2 2013
Shares 1,708,342 Value ($000) $45,647 Avg Close — Range —