Amphastar Pharmaceuticals, Inc.401(k)
AMPHASTAR PHARMACEUTICALS, INC. 401(K) PROFIT SHARING PLAN · RANCHO CUCAMONGA, CA · plan year 2024
Peer grade: C · admin costs + employer contributions vs same-size plans · how grading works
Amphastar Pharmaceuticals, Inc. reported $161,550 in plan administrative expenses for 2024: 0.16% of average plan assets, above the peer median. Employer contributions averaged $1,656 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.
Across the 2 years on file its reported administrative ratio fell from 0.19% to 0.16%. The plan sits in the $50M–$250M size bracket, benchmarked here against 10,352 comparable plans and shown alongside other manufacturing employers. By assets it is the 916th-largest of 9,483 plans among California employers on file, and the 1,756th of 13,661 in manufacturing. In 2024, employees put in $3.52 for every $1.00 the employer contributed; active participation has grown from 1,255 to 1,532 since 2022.
Amphastar Pharmaceuticals, Inc.'s 2024 employer contribution ran below the $3,635 median for plans its size, in the bottom quarter of its peers. Filings report dollars actually contributed, not the match formula; the formula itself (for example, 50% of the first 6% of pay) lives in the plan's summary plan description from HR.
Annual cost at the plan's reported 2024 administrative ratio, against the median plan its size; fund expense ratios are extra. Compare any plan.
Compensation shown is direct payments from plan assets reported on Schedule C. Providers paid through fund revenue-sharing appear as indirect.
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Source: U.S. Department of Labor, Form 5500 series, EIN 330702205 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.