ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

Paloma Partners Management Co's Holding History (CIK: 0001103882)

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

Q4 2017
Shares 8,007 Value ($000) $515 Avg Close — Range —
Q2 2017
Shares 5,089 Value ($000) $275 Avg Close — Range —
Q1 2017
Shares 12,700 Value ($000) $616 Avg Close — Range —
Q4 2016
Shares 23,472 Value ($000) $1,036 Avg Close — Range —
Q3 2016
Shares 5,951 Value ($000) $216 Avg Close — Range —
Q2 2016
Shares 6,732 Value ($000) $249 Avg Close — Range —
Q1 2016
Shares 11,803 Value ($000) $436 Avg Close — Range —
Q2 2015
Shares 29,630 Value ($000) $1,164 Avg Close — Range —
Q1 2015
Shares 30,287 Value ($000) $1,163 Avg Close — Range —
Q4 2014
Shares 21,576 Value ($000) $716 Avg Close — Range —
Q3 2014
Shares 24,173 Value ($000) $650 Avg Close — Range —