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: December 22, 1999 Commission File No. 1-11388 ----------------- -------- (Date of earliest event reported) PLC SYSTEMS INC. ---------------- (Exact name of Registrant as specified in its Charter) Yukon Territory, Canada 04-3153858 - ------------------------------- ---------- (State or other jurisdiction of (IRS Employer Identification No.) incorporation or organization) 10 Forge Park, Franklin, Massachusetts 02038 - --------------------------------------- --------- (Address of principal executive offices) (Zip Code) (508) 541-8800 -------------- (Registrant's telephone number, including area code) ITEM 5. OTHER EVENTS On December 22, 1999, PLC Systems Inc. (the "Company") issued a press release announcing the appointment of Mark R. Tauscher as president, chief executive officer and a director of the Company. A copy of the press release has been filed with this Current Report on Form 8-K as Exhibit 99.1 and is incorporated herein by reference. ITEM 7. EXHIBITS 99.1 Press release dated December 22, 1999. SIGNATURES 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 hereunto duly authorized. Dated: December 30, 1999 PLC SYSTEMS INC. /s/ James G. Thomasch -------------------------------------- James G. Thomasch Senior Vice President, Finance and Administration 2 INDEX TO EXHIBITS EXHIBIT NO. DESCRIPTION - ------- ----------- 99.1 Press release dated December 22, 1999. 3