ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q1 2017
Shares 11,395 Value ($000) $553 Avg Close — Range —
Q3 2016
Shares 11,517 Value ($000) $418 Avg Close — Range —
Q2 2016
Shares 24,709 Value ($000) $913 Avg Close — Range —
Q1 2016
Shares 30,116 Value ($000) $1,112 Avg Close — Range —
Q4 2015
Shares 8,800 Value ($000) $396 Avg Close — Range —
Q3 2015
Shares 13,137 Value ($000) $485 Avg Close — Range —
Q2 2015
Shares 22,000 Value ($000) $864 Avg Close — Range —
Q3 2014
Shares 8,105 Value ($000) $218 Avg Close — Range —