ACCURAY INC

CUSIP: 4397105 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q3 2015
Shares 17,943 Value ($000) $90 Avg Close — Range —
Q2 2015
Shares 16,720 Value ($000) $113 Avg Close — Range —
Q1 2015
Shares 673 Value ($000) $6 Avg Close — Range —
Q4 2014
Shares 1,773 Value ($000) $13 Avg Close — Range —
Q2 2014
Shares 39,470 Value ($000) $347 Avg Close — Range —
Q1 2014
Shares 182,027 Value ($000) $1,747 Avg Close — Range —
Q4 2013
Shares 203,024 Value ($000) $1,768 Avg Close — Range —
Q3 2013
Shares 108,729 Value ($000) $804 Avg Close — Range —