0001181431-13-017223.txt : 20130315 0001181431-13-017223.hdr.sgml : 20130315 20130315170404 ACCESSION NUMBER: 0001181431-13-017223 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20130314 FILED AS OF DATE: 20130315 DATE AS OF CHANGE: 20130315 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ELLIOTT THEODORE H JR CENTRAL INDEX KEY: 0001228216 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51130 FILM NUMBER: 13694960 MAIL ADDRESS: STREET 1: ION GEOPHYSICAL CORPORATION STREET 2: 2101 CITYWEST, BLDG 3, SUITE 400 CITY: HOUSTON STATE: TX ZIP: 77042 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: National Interstate CORP CENTRAL INDEX KEY: 0001301106 STANDARD INDUSTRIAL CLASSIFICATION: FIRE, MARINE & CASUALTY INSURANCE [6331] IRS NUMBER: 341607394 STATE OF INCORPORATION: OH FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 3250 INTERSTATE DRIVE CITY: RICHFIELD STATE: OH ZIP: 44286 BUSINESS PHONE: (330) 659-8900 MAIL ADDRESS: STREET 1: 3250 INTERSTATE DRIVE CITY: RICHFIELD STATE: OH ZIP: 44286 4 1 rrd374284.xml X0306 4 2013-03-14 0 0001301106 National Interstate CORP NATL 0001228216 ELLIOTT THEODORE H JR 20 WOODLAND DRIVE DARIEN CT 06820 1 0 0 0 Common Shares ($0.01 par value) 2013-03-14 4 S 0 3468 32.97 D 125200 D The price reported represents a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.80 to $33.03. The reporting person undertakes to provide to National Interstate Corporation ("NATL"), any security holder of NATL, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price. /s/ Theodore H. Elliott 2013-03-15