Note 10. Share-based Compensation:

During the quarter ended September 30, 2021 and 2020, the Company granted 0.3 million and 0.7 million stock options at weighted average grant prices of $481.84 and $267.79 and weighted average fair values of $118.47 and $56.71, respectively. During the quarter ended September 30, 2021 and 2020, the Company granted 13,929 and 22,367 restricted stock units at a weighted average fair value of $481.82 and $267.87, respectively. During the quarter ended September 30, 2021 and 2020, the Company granted 5,344 and 8,675 shares of restricted common stock shares at a weighted average fair value of $481.82 and $267.98.

Stock options for 336,565 and 116,816 shares of common stock with total intrinsic values of $122.8 million and $16.9 million were exercised during the quarter ended September 30, 2021 and 2020, respectively.

Stock-based compensation expense, inclusive of payroll taxes, of $13.2 million and $12.9 million was included in selling, general and administrative expenses for the quarter ended September 30, 2021 and 2020, respectively. Additionally, stock-based compensation costs, inclusive of payroll taxes, of $0.4 million and $0.5 million was included in cost of goods sold for quarter ended September 30, 2021 and 2020, respectively. As of September 30, 2021, there was $61.2 million of unrecognized compensation cost related to non-vested stock options, non-vested restricted stock units and non-vested restricted stock. The weighted average period over which the compensation cost is expected to be recognized is 2.2 years.

In fiscal year 2015, the Company established the Bio-Techne Corporation 2014 Employee Stock Purchase Plan (ESPP), which was approved by the Company's shareholders on October 30, 2014, and which is designed to comply with IRS provisions governing employee stock purchase plans. 200,000 shares were allocated to the ESPP. The Company recorded expense of $0.3 million, and $0.3 million for the ESPP for the quarter ended September 30, 2021 and 2020, respectively.