UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 14A INFORMATION
PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE
SECURITIES EXCHANGE ACT OF 1934
Filed by the Registrant ⌧
Filed by a Party other than the Registrant ◻
Check the appropriate box:
◻Preliminary Proxy Statement
◻Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
◻Definitive Proxy Statement
⌧Definitive Additional Materials
◻Soliciting Material Pursuant to §240.14a-12
AMPHASTAR PHARMACEUTICALS, INC.
(Name of Registrant as Specified In Its Charter)
Payment of Filing Fee (Check all boxes that apply):
⌧No fee required.
◻ | Fee paid previously with preliminary materials. |
◻Fee computed in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(4) and 0-11.