Proxy Materials

Proxy Materials

Whether you vote your shares online, via telephone or mail, you should carefully review the proxy statement to stockholders and related materials below.

FY2017 Proxy Materials

FY2016 Proxy Materials

To review the Proxy Statement distributed on October 26, 2017, and the Form 10-K filed on September 18, 2017, you will need Adobe Acrobat. If you do not already have Adobe Acrobat, click here for detailed download instructions.

Proxy Voting

Internet and telephone voting are available through 11:59 PM Eastern Time on December 4, 2017. If you vote your proxy by Internet or by telephone, you do not need to mail back your proxy card. Your Internet or telephone vote authorizes the named proxies to vote your shares in the same manner as if you marked, signed and returned your proxy card. You will be asked to enter your control number(s) to ensure the security of your vote. You will find your control number on your Proxy Card received with your Proxy Statement.

Electronic Proxy Voting via the Internet

Use the Internet to vote your proxy. Have your proxy card in hand when you access the website: www.investorvote.com/NAII
• Follow the steps outlined on the secured website.

Telephone Proxy Voting

Call toll free 1-800-652-VOTE (8683) within the USA, US territories & Canada on a touch tone telephone.
• Follow the instructions provided by the recorded message.

Mail Proxy Voting

To vote by mail, please mark, sign and date your proxy card and return it in the postage-paid envelope included with the proxy materials you received in the mail. We encourage you to take advantage of Internet or telephone voting.