Block & Leviton is currently investigating the following matters. For more information about these investigations, please click on the links below.

Shareholder Investigations	Deadline
Akorn, Inc. (NASDAQ: AKRX)	TBD
Allergan plc (NYSE: AGN)	February 19, 2019
Alta Mesa Resources, Inc. f/k/a/ Silver Run Acquisition Corp. II (NASDAQ: AMR)	TBD
Astec Industries, Inc. (NASDAQ: ASTE)	April 2, 2019
AxoGen, Inc. (NASDAQ: AXGN)	March 11, 2019
Helius Medical Technologies, Inc. (Nasdaq: HSDT)	TBD
Herbalife Nutrition Ltd. (NYSE: HLF)	TBD
Immunomedics, Inc. (Nasdaq: IMMU)	February 25, 2019
Maxar Technologies, Ltd. (NASDAQ: MAXR)	March 15, 2019
Micron Technology, Inc. (NASDAQ: MU)	March 25, 2019
Molson Coors Brewing Company (NYSE: TAP)	April 16, 2019
Natural Health Trends Corp. (Nasdaq: NHTC)	March 11, 2019
Natus Medical Inc. (NASDAQ: BABY)	TBD
Perrigo Company plc (NYSE: PRGO)	March 4, 2019
Sogou Inc. (NYSE: SOGO)	March 11, 2019
Wayfair Inc. (NYSE: W)	March 11, 2019
XPO Logistics Inc. (NYSE: XPO)	February 12, 2019
Yangtze River Port and Logistics Ltd. (Nasdaq: YRIV)	March 4, 2019
YRC Worldwide, Inc. (Nasdaq: YRCW)	March 4, 2019

Employee Benefits Investigations
Employee Stock Ownership Plans
Fees Charged To Employees By Retirement Plans
Forfeiture of Vacation Benefits
Long-Term Disability Plans Offsetting Benefits To Veterans
Mass Layoffs, Terminations and Plant Closings
Reduction of Hours Due To Health Care Reform
Same-Sex Spouse Benefit Denial
Termination of Disabled Employees
Top Hat/Deferred Compensation Plan Investigation
USERRA Benefit Violations