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Side-by-side financial comparison of Amphastar Pharmaceuticals, Inc. (AMPH) and CarParts.com, Inc. (PRTS). Click either name above to swap in a different company.
Amphastar Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($183.1M vs $120.4M, roughly 1.5× CarParts.com, Inc.). Amphastar Pharmaceuticals, Inc. runs the higher net margin — 13.3% vs -9.6%, a 22.9% gap on every dollar of revenue. On growth, Amphastar Pharmaceuticals, Inc. posted the faster year-over-year revenue change (-1.8% vs -79.5%). Over the past eight quarters, Amphastar Pharmaceuticals, Inc.'s revenue compounded faster (3.2% CAGR vs -14.9%).
Amphastar Pharmaceuticals is a publicly traded American speciality pharmaceutical company. It was incorporated in May 2004 and primarily develops, manufactures, and sells inhalation and intranasal products.
Genuine Parts Company (GPC) is an American automotive and industrial parts distributor based in Atlanta, Georgia. Established by brothers Carlyle and Malcolm Fraser in 1928, the company has approximately 60,000 employees. In addition to the United States, GPC has operated in Australasia, Belgium, Canada, France, Germany, Mexico, the Netherlands, Poland, and the United Kingdom. GPC's subsidiaries include industrial parts distributor Motion as well as NAPA Auto Parts, which primarily sells part...
AMPH vs PRTS — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $183.1M | $120.4M |
| Net Profit | $24.4M | $-11.6M |
| Gross Margin | 46.8% | 33.2% |
| Operating Margin | 19.4% | — |
| Net Margin | 13.3% | -9.6% |
| Revenue YoY | -1.8% | -79.5% |
| Net Profit YoY | -35.7% | 71.5% |
| EPS (diluted) | $0.51 | $-0.82 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $183.1M | $120.4M | ||
| Q3 25 | $191.8M | $127.8M | ||
| Q2 25 | $174.4M | $151.9M | ||
| Q1 25 | $170.5M | $147.4M | ||
| Q4 24 | $186.5M | $133.5M | ||
| Q3 24 | $191.2M | $144.8M | ||
| Q2 24 | $182.4M | $144.3M | ||
| Q1 24 | $171.8M | $166.3M |
| Q4 25 | $24.4M | $-11.6M | ||
| Q3 25 | $17.4M | $-10.9M | ||
| Q2 25 | $31.0M | $-12.7M | ||
| Q1 25 | $25.3M | $-15.3M | ||
| Q4 24 | $38.0M | $-15.4M | ||
| Q3 24 | $40.4M | $-10.0M | ||
| Q2 24 | $37.9M | $-8.7M | ||
| Q1 24 | $43.2M | $-6.5M |
| Q4 25 | 46.8% | 33.2% | ||
| Q3 25 | 51.4% | 33.1% | ||
| Q2 25 | 49.6% | 32.8% | ||
| Q1 25 | 50.0% | 32.1% | ||
| Q4 24 | 46.5% | 32.5% | ||
| Q3 24 | 53.3% | 35.2% | ||
| Q2 24 | 52.2% | 33.5% | ||
| Q1 24 | 52.4% | 32.4% |
| Q4 25 | 19.4% | — | ||
| Q3 25 | 13.2% | -7.9% | ||
| Q2 25 | 24.2% | -8.2% | ||
| Q1 25 | 21.9% | -10.3% | ||
| Q4 24 | 24.2% | -11.6% | ||
| Q3 24 | 29.8% | -6.9% | ||
| Q2 24 | 30.3% | -6.0% | ||
| Q1 24 | 27.9% | -3.9% |
| Q4 25 | 13.3% | -9.6% | ||
| Q3 25 | 9.0% | -8.5% | ||
| Q2 25 | 17.8% | -8.4% | ||
| Q1 25 | 14.8% | -10.4% | ||
| Q4 24 | 20.4% | -11.5% | ||
| Q3 24 | 21.1% | -6.9% | ||
| Q2 24 | 20.8% | -6.0% | ||
| Q1 24 | 25.1% | -3.9% |
| Q4 25 | $0.51 | $-0.82 | ||
| Q3 25 | $0.37 | $-0.19 | ||
| Q2 25 | $0.64 | $-0.23 | ||
| Q1 25 | $0.51 | $-0.27 | ||
| Q4 24 | $0.74 | $-0.28 | ||
| Q3 24 | $0.78 | $-0.17 | ||
| Q2 24 | $0.73 | $-0.15 | ||
| Q1 24 | $0.81 | $-0.11 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $282.8M | $25.8M |
| Total DebtLower is stronger | $608.7M | — |
| Stockholders' EquityBook value | $788.8M | $53.5M |
| Total Assets | $1.6B | $184.9M |
| Debt / EquityLower = less leverage | 0.77× | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $282.8M | $25.8M | ||
| Q3 25 | $276.2M | — | ||
| Q2 25 | $231.8M | — | ||
| Q1 25 | $236.9M | — | ||
| Q4 24 | $221.6M | — | ||
| Q3 24 | $250.5M | — | ||
| Q2 24 | $217.8M | — | ||
| Q1 24 | $289.6M | — |
| Q4 25 | $608.7M | — | ||
| Q3 25 | $608.6M | — | ||
| Q2 25 | $607.7M | — | ||
| Q1 25 | $603.9M | — | ||
| Q4 24 | $601.6M | — | ||
| Q3 24 | $596.4M | — | ||
| Q2 24 | $586.9M | — | ||
| Q1 24 | $594.0M | — |
| Q4 25 | $788.8M | $53.5M | ||
| Q3 25 | $776.7M | $64.2M | ||
| Q2 25 | $757.5M | $62.4M | ||
| Q1 25 | $751.3M | $72.8M | ||
| Q4 24 | $732.3M | $85.2M | ||
| Q3 24 | $727.7M | $97.2M | ||
| Q2 24 | $713.3M | $103.9M | ||
| Q1 24 | $672.4M | $109.2M |
| Q4 25 | $1.6B | $184.9M | ||
| Q3 25 | $1.7B | $200.3M | ||
| Q2 25 | $1.6B | $189.6M | ||
| Q1 25 | $1.6B | $216.5M | ||
| Q4 24 | $1.6B | $210.6M | ||
| Q3 24 | $1.5B | $227.6M | ||
| Q2 24 | $1.5B | $238.0M | ||
| Q1 24 | $1.6B | $263.2M |
| Q4 25 | 0.77× | — | ||
| Q3 25 | 0.78× | — | ||
| Q2 25 | 0.80× | — | ||
| Q1 25 | 0.80× | — | ||
| Q4 24 | 0.82× | — | ||
| Q3 24 | 0.82× | — | ||
| Q2 24 | 0.82× | — | ||
| Q1 24 | 0.88× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $32.9M | — |
| Free Cash FlowOCF − Capex | $24.6M | — |
| FCF MarginFCF / Revenue | 13.4% | — |
| Capex IntensityCapex / Revenue | 4.5% | — |
| Cash ConversionOCF / Net Profit | 1.35× | — |
| TTM Free Cash FlowTrailing 4 quarters | $121.2M | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $32.9M | — | ||
| Q3 25 | $52.6M | $-6.4M | ||
| Q2 25 | $35.6M | $-25.6M | ||
| Q1 25 | $35.1M | $5.5M | ||
| Q4 24 | $29.0M | $1.8M | ||
| Q3 24 | $60.0M | $8.5M | ||
| Q2 24 | $69.1M | $-3.6M | ||
| Q1 24 | $55.3M | $3.7M |
| Q4 25 | $24.6M | — | ||
| Q3 25 | $47.2M | $-8.3M | ||
| Q2 25 | $25.0M | $-27.9M | ||
| Q1 25 | $24.4M | $3.4M | ||
| Q4 24 | $16.6M | $-631.0K | ||
| Q3 24 | $46.2M | $4.9M | ||
| Q2 24 | $63.1M | $-10.8M | ||
| Q1 24 | $46.5M | $-3.8M |
| Q4 25 | 13.4% | — | ||
| Q3 25 | 24.6% | -6.5% | ||
| Q2 25 | 14.3% | -18.3% | ||
| Q1 25 | 14.3% | 2.3% | ||
| Q4 24 | 8.9% | -0.5% | ||
| Q3 24 | 24.1% | 3.4% | ||
| Q2 24 | 34.6% | -7.5% | ||
| Q1 24 | 27.1% | -2.3% |
| Q4 25 | 4.5% | — | ||
| Q3 25 | 2.8% | 1.5% | ||
| Q2 25 | 6.1% | 1.5% | ||
| Q1 25 | 6.3% | 1.4% | ||
| Q4 24 | 6.7% | 1.8% | ||
| Q3 24 | 7.2% | 2.5% | ||
| Q2 24 | 3.3% | 4.9% | ||
| Q1 24 | 5.1% | 4.5% |
| Q4 25 | 1.35× | — | ||
| Q3 25 | 3.03× | — | ||
| Q2 25 | 1.15× | — | ||
| Q1 25 | 1.39× | — | ||
| Q4 24 | 0.76× | — | ||
| Q3 24 | 1.48× | — | ||
| Q2 24 | 1.82× | — | ||
| Q1 24 | 1.28× | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AMPH
| Other Products | $62.4M | 34% |
| Baqsimi | $46.7M | 26% |
| Primatenemist | $27.9M | 15% |
| Epinephrine | $17.1M | 9% |
| Lidocaine | $14.9M | 8% |
| Glucagon | $14.1M | 8% |
PRTS
Segment breakdown not available.
