NATIONAL INTERSTATE CORP

CUSIP: 63654U100 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q3 2016
Shares 10,800 Value ($000) $351 Avg Close — Range —
Q2 2016
Shares 10,200 Value ($000) $309 Avg Close — Range —
Q1 2016
Shares 9,200 Value ($000) $275 Avg Close — Range —
Q4 2015
Shares 9,600 Value ($000) $256 Avg Close — Range —
Q3 2015
Shares 9,600 Value ($000) $256 Avg Close — Range —
Q2 2015
Shares 9,900 Value ($000) $270 Avg Close — Range —
Q1 2015
Shares 10,100 Value ($000) $284 Avg Close — Range —
Q4 2014
Shares 10,100 Value ($000) $301 Avg Close — Range —
Q3 2014
Shares 11,200 Value ($000) $312 Avg Close — Range —
Q2 2014
Shares 12,510 Value ($000) $351 Avg Close — Range —
Q1 2014
Shares 15,210 Value ($000) $408 Avg Close — Range —
Q4 2013
Shares 18,110 Value ($000) $417 Avg Close — Range —
Q3 2013
Shares 19,810 Value ($000) $551 Avg Close — Range —
Q2 2013
Shares 20,010 Value ($000) $585 Avg Close — Range —