ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

Polar Asset Management Partners Inc.'s Holding History (CIK: 0001326389)

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

Q3 2017
Shares 348,400 Value ($000) $18,702 Avg Close — Range —
Q2 2017
Shares 245,900 Value ($000) $13,315 Avg Close — Range —
Q1 2017
Shares 261,900 Value ($000) $12,710 Avg Close — Range —