Employer profile
Amphastar Pharmaceuticals
62 certified H-1B filings across 11 fiscal years.
Snapshot year
FY2025 filings
6
FY2025 median
$103k
Top role
Mechanical Engineer
10 filings · all-time
Top state
CA
62 filings · all-time
Pay distribution
How Amphastar Pharmaceuticals pays, by fiscal year
Each box is the p25–p75 interquartile range; the heavy line is the median and the whiskers reach p10–p90. Base salary only — hover a year for its figures.
Year-over-year
How Amphastar Pharmaceuticals hired across H-1B fiscal years. The small figure under each filings count is its change vs the prior FY.
| FY | Filings | Median $ |
|---|---|---|
| FY2026 | 1▼ 83% | $160k |
| FY2025 | 6▲ 500% | $103k |
| FY2024 | 1▼ 80% | $116k |
| FY2023 | 50% | $100k |
| FY2022 | 5▼ 17% | $85k |
| FY2021 | 6▼ 25% | $55k |
| FY2020 | 8▼ 50% | $62k |
| FY2019 | 16▲ 129% | $63k |
| FY2018 | 7▲ 75% | $68k |
| FY2017 | 4▲ 33% | $70k |
| FY2016 | 3— | $46k |
Prevailing wage level distribution
DOL Levels I–IV approximate experience tiers (I = entry, IV = fully competent). A heavy Level I/II skew suggests entry-level / contractor-style hiring; a heavy IV skew suggests senior in-house roles.
Lvl ?
35%
Lvl I
2439%
Lvl II
1626%
Lvl III
915%
Lvl IV
1016%
Top job titles
Most-filed positions, across all years (raw DOL titles).
| Job Title | Filings | Median |
|---|---|---|
| Mechanical Engineer | 10 | $76k |
| Researcher | 4 | $66k |
| Supervisor Of Executive Office | 3 | $103k |
| Chemical Engineer | 2 | $62k |
| Data Analyst | 2 | $40k |
| Assistant Supervisor Of Admin Group Of Executive Of Office | 2 | $52k |
| General Ledger Analyst | 2 | $49k |
| Production Process Engineer | 2 | $77k |
| General Ledger Anaylst | 2 | $55k |
| Industrial Engineer | 2 | $62k |
Top worksite states
Where this employer files.
| State | Filings | Median |
|---|---|---|
| CA | 62 | $70k |
Related employers
Similar H-1B volume
Frequently asked questions
- How much does Amphastar Pharmaceuticals pay H-1B workers?
- Amphastar Pharmaceuticals's median certified H-1B base salary is $103k (FY2025), from 6 filings. See the full salary distribution and percentiles above.
- How many H-1B workers does Amphastar Pharmaceuticals sponsor?
- Amphastar Pharmaceuticals has 62 certified H-1B Labor Condition Applications on record (FY2016–FY2026).
- What jobs does Amphastar Pharmaceuticals sponsor for H-1B?
- Amphastar Pharmaceuticals's most-sponsored H-1B roles include Mechanical Engineer, Researcher, Supervisor Of Executive Office, Chemical Engineer.
- Where does Amphastar Pharmaceuticals hire H-1B workers?
- Amphastar Pharmaceuticals's top H-1B worksite states are CA.
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