SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) January 18, 2012

FSI International, Inc.

(Exact name of registrant as specified in its charter)

Telephone Number: (952) 448-5440

(Registrant’s Telephone Number, Including Area Code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Item 5.07. Submission of Matters to a Vote of Security Holders

FSI International, Inc. (the “Company”) held its Annual Meeting of Shareholders on January 18, 2012. Proxies for the meeting were solicited pursuant to Section 14(a) of the Exchange Act. The Annual Meeting was held for the following purposes: (1) to elect two Class I directors, each, to serve for the ensuing three years until the expiration of his term in 2015, or until his successor is duly elected and qualified; (2) to approve an amended and restated FSI International, Inc. 2008 Omnibus Stock Plan, including an amendment to increase the aggregate number of shares of our common stock reserved for issuance under the plan by 1,000,000; (3) to hold an advisory vote on compensation of our named executive officers; (4) to hold an advisory vote on the frequency of the advisory vote on executive compensation; (5) to ratify the appointment of KPMG LLP as our independent registered public accounting firm for the fiscal year ending August 25, 2012; and (6) to transact such other business as may properly come before the meeting.

There were 38,864,911 shares of common stock entitled to vote at the meeting with a majority represented at the meeting. The Shareholders voted to elect each director nominee, amend the 2008 Plan, to approve the compensation of our named executive officers, to approve the frequency of the advisory vote on executive compensation and to ratify the appointment of KPMG LLP as the Company’s independent registered public accounting firm. Set forth below are the results for each matter voted upon:

Voting results were as follows:

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: January 20, 2012