2017 Investment Conference Participation

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Barclays Capital Global Healthcare Conference

Benchmark Company Micro Cap Discovery Conference

Canaccord Genuity Global Resources Conference

CJS Securities “New Ideas” Summer Conference

Cowen and Company Aerospace/Defense Conference

D.A. Davidson & Company Aerospace & Industrials 1-on-1 Conference

Deutsche Bank dbAccess Health Care Conference

J.P. Morgan Healthcare Conference

Jefferies Global Industrials Conference

Marcum MicroCap Conference

Needham & Company Growth Conference

Roth Capital Growth Conference

Sidoti & Company Emerging Growth Institutional Investor Forum

UBS Global Healthcare Conference