Ownership history in Pathstone Holdings, LLC · 7 quarters on record
This page tracks every 13F SEC filing in which Pathstone Holdings, LLC reported a position in AMPHASTAR PHARMACEUTICALS IN (AMPH). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | REDUCED | 7,984 | -2,344 | -22.7% | 0.00% | $213K | $26.65 |
| 2025 Q1 | ADDED | 10,328 | +634 | +6.5% | 0.00% | $300K | $28.99 |
| 2024 Q4 | REDUCED | 9,694 | -427 | -4.2% | 0.00% | $360K | $37.13 |
| 2024 Q3 | ADDED | 10,121 | +2,669 | +35.8% | 0.00% | $491K | $48.53 |
| 2024 Q2 | ADDED | 7,452 | +1,845 | +32.9% | 0.00% | $298K | $40.00 |
| 2024 Q1 | REDUCED | 5,607 | -76 | -1.3% | 0.00% | $246K | $43.91 |
| 2023 Q4 | INITIATED | 5,683 | — | — | 0.00% | $351K | — |
As of 2025 Q4 — sorted by position size