NATIONAL INTERSTATE CORP

CUSIP: 63654U100 Class: COM

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q3 2016
Shares 11,300 Value ($000) $367 Avg Close — Range —
Q2 2016
Shares 11,300 Value ($000) $341 Avg Close — Range —
Q1 2016
Shares 15,900 Value ($000) $475 Avg Close — Range —
Q4 2015
Shares 10,800 Value ($000) $288 Avg Close — Range —