On April 1, 3M shares hit a 52-week high of $167.74. The shares had a year-to-date return of 11.2 percent, according to Zacks. The Cleveland American Veterans Association partnered with Aspen Dental to provide free services to veterans on April 14, according to Cleveland Patch. During the week of March 28 to April 1, Biolase shares fell 19.33 percent, according to SCSU. Carestream Dental donated $125,000 to the Foundation for Endodontics. With the most recent donation, Carestream Dental has donated a total of $300,000 to the foundation, according to Dental Tribune. More dental news: Dr. Matt McCullough collaborates with University of Iowa on outreach program 4 insights on the global dental diagnostic, surgical equipment market 3M reaffirms 2016 guidance, Aspen Dental opens South Carolina practice & more — 6 key notes