NATIONAL INTERSTATE CORP

CUSIP: 63654U100 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q3 2016
Shares 1,400 Value ($000) $46 Avg Close — Range —
Q2 2016
Shares 2,639 Value ($000) $80 Avg Close — Range —
Q1 2016
Shares 2,539 Value ($000) $76 Avg Close — Range —
Q4 2015
Shares 1,300 Value ($000) $35 Avg Close — Range —
Q3 2015
Shares 2,000 Value ($000) $53 Avg Close — Range —