ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

SEI INVESTMENTS CO's Holding History (CIK: 0000350894)

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

Q1 2018
Shares 141,863 Value ($000) $11,616 Avg Close — Range —
Q4 2017
Shares 81,506 Value ($000) $5,239 Avg Close — Range —
Q3 2017
Shares 42,329 Value ($000) $2,273 Avg Close — Range —
Q2 2017
Shares 54,410 Value ($000) $2,947 Avg Close — Range —
Q1 2017
Shares 57,081 Value ($000) $2,770 Avg Close — Range —
Q4 2016
Shares 33,320 Value ($000) $1,472 Avg Close — Range —
Q3 2016
Shares 8,844 Value ($000) $320 Avg Close — Range —
Q2 2016
Shares 8,326 Value ($000) $307 Avg Close — Range —
Q1 2016
Shares 33,995 Value ($000) $1,255 Avg Close — Range —
Q4 2015
Shares 138,228 Value ($000) $6,213 Avg Close — Range —
Q3 2015
Shares 42,335 Value ($000) $1,562 Avg Close — Range —
Q2 2015
Shares 23,894 Value ($000) $938 Avg Close — Range —
Q1 2015
Shares 21,915 Value ($000) $840 Avg Close — Range —
Q4 2014
Shares 19,653 Value ($000) $651 Avg Close — Range —