Note 9 - Stockholders' Equity

6 Months Ended

Feb. 28, 2017

Notes to Financial Statements

Stockholders' Equity Note Disclosure [Text Block]

9.

       STOCKHOLDERS’ EQUITY

During the

six

months ended

February

28,

2017,

the Company repurchased and retired

11,475

shares of its common stock at a price of

$12.92

per share. No stock options to purchase shares of common stock were exercised during the

six

months ended

February

28,

2017.

The Company granted stock options under the Northern Technologies International Corporation Amended and Restated

2007

Stock Incentive Plan (the

2007

Plan) to purchase an aggregate of

56,677

shares of its common stock to various employees and directors during the

six

months ended

February

28,

2017.

The weighted average per share exercise price of the stock options is

$13.40,

which was equal to the fair market value of the Company’s common stock on the date of grant.

During the

six

months ended

February

29,

2016,

the Company repurchased and retired

5,461

shares of its common stock at a price of

$12.92

per share.

No

stock options to purchase shares of common stock were exercised during the

six

months ended

February

29,

2016.

The Company granted stock options under the

2007

Plan to purchase an aggregate of

53,447

shares of its common stock to various employees and directors during the

six

months ended

February

29,

2016.

The weighted average per share exercise price of the stock options is

$14.85,

which is equal to the fair market value of the Company’s common stock on the date of grant.