RADISYS CORP

CUSIP: 750459109 Class: COM

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

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

Q4 2016
Shares 3,208 Value ($000) $14 Avg Close — Range —
Q3 2016
Shares 3,208 Value ($000) $17 Avg Close — Range —