Amphastar Pharmaceutical (amph 2 03/15/29)

13F holders, Q2 2026 (June 30)
3holders −2
1new positions
3sold out
$0.91avg. 13F price*

At the end of Q2 2026, 3 institutions reported holding Amphastar Pharmaceutical (amph 2 03/15/29) in their 13F filings, down 2 from Q1 2026. 1 opened new positions and 3 sold out. The largest holders were Bank of New York Mellon Corp ($272K), Financial Sense Advisors, Inc. ($201K) and Crestwood Advisors Group, LLC ($32K).

Company
Amphastar Pharmaceutical (amph 2 03/15/29)
CUSIP
03209RAB9
Latest filing quarter
Q2 2026

History

Number of 13F holders

0246810 Q3 2024: 5Q3 2024Q4 2024: 6Q4 2024Q1 2025: 8Q1 2025Q2 2025: 8Q2 2025Q3 2025: 10Q3 2025Q4 2025: 6Q4 2025Q1 2026: 5Q1 2026Q2 2026: 3Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions1$32K
Exits3$457K

All 13F filers, Q1 2026 → Q2 2026: 35,000 shares bought and 506,000 shares sold, net −471,000 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 3 holders

Bank of New York Mellon Corp 0.00% No change 300,000 $272K
Financial Sense Advisors, Inc. 0.04% No change 220,000 $201K
Crestwood Advisors Group, LLC 0.00% New 35,000 $32K

"% of holder's portfolio" is AMPHASTAR PHARMACEUTICAL (AMPH 2 03/15/29)'s weight in each manager's 13F, not the share of Amphastar Pharmaceutical (amph 2 03/15/29) the manager owns.