Abiopharma

🔍 Zhou Rong (Executive)

Company: Amphastar Pharmaceuticals, Inc. (AMPH)

Report Date: 2026-03-09

Detailed Transactions and Holdings:

• Acquired 39,432 shares of Common Srock (Direct)
  Date: 2026-03-09 | Code: A | equity_swap_involved: 0 | shares_owned_after: 174,994.00 | transaction_form_type: 4 | Footnotes: F1
• Sold 2,215 shares of Common Stock at $18.91 per share (Direct)
  Date: 2026-03-10 | Code: F | equity_swap_involved: 0 | shares_owned_after: 172,779.00 | transaction_form_type: 4 | Footnotes: F2
• Holds 0 shares of Common Stock (Direct)
  Date: 2026-03-09 | Code: H | nature_of_ownership: See footnote | shares_owned_after: 99,668.00 | Footnotes: F3
• Holds 0 shares of Common Stock (Direct)
  Date: 2026-03-09 | Code: H | nature_of_ownership: See footnote | shares_owned_after: 5,000.00 | Footnotes: F4
• Acquired 81,341 shares of Employee Stock Option (right to buy) at $19.21 per share (Derivative)
  Date: 2026-03-09 | Code: A | Expires: 2036-03-09 | equity_swap_involved: 0 | shares_owned_after: 81,341.00 | transaction_form_type: 4 | Footnotes: F5

Footnotes:

• F1: The reported shares are represented by restricted stock units, or RSUs, which vest in four equal annual installments beginning on March 9, 2027.
• F2: The reported shares were withheld to satisfy the reporting person's tax liability in connection with the vesting of RSUs.
• F3: The shares are held of record by the Zhou Family Trust for which the reporting person serves as a trustee.
• F4: The shares are held of record by the reporting person's spouse.
• F5: The shares subject to the option vest in four equal annual installments beginning on March 9, 2027.