Rong Zhou - 08 Jun 2021 Form 4 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
EVP, Production Center
Signature
/s/ Eva Wen, by power of attorney
Issuer symbol
AMPH
Transactions as of
08 Jun 2021
Net transactions value
-$134,428
Form type
4
Filing time
10 Jun 2021, 16:45:43 UTC
Previous filing
17 May 2021
Next filing
22 Jul 2021
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMPH Common Stock Options Exercise $116,401 +8,180 +9% $14.23 99,156 08 Jun 2021 Direct F1
transaction AMPH Common Stock Sale $158,177 -8,180 -8.2% $19.34 90,976 08 Jun 2021 Direct
transaction AMPH Common Stock Sale $92,653 -4,732 -5.2% $19.58 86,244 09 Jun 2021 Direct
holding AMPH Common Stock 99,668 08 Jun 2021 See footnote F2
holding AMPH Common Stock 5,000 08 Jun 2021 See footnote F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMPH Employee Stock Option (right to buy) Options Exercise $0 -8,180 -100% $0.000000* 0 08 Jun 2021 Common Stock 8,180 $14.23 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes 1,010 shares acquired under the Issuer's 2014 Employee Stock Purchase Plan on May 31, 2021.
F2 The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
F3 The shares are held of record by the reporting person's spouse.
F4 Shares subject to the option are fully vested and immediately exercisable.